Legal Glossary

Over 1,000 legal terms defined in plain language. Browse by letter or search for any term.

A

Abandonment

property

The voluntary relinquishment of a right, claim, or property with no intention of reclaiming it.

Abatement

general

A reduction, decrease, or elimination. In law, it may refer to the reduction of a tax, legacy, or nuisance.

Related:nuisance

Absolute Priority Rule

bankruptcy

A principle requiring that senior creditor classes be paid in full before junior classes receive any distribution under a Chapter 11 plan.

Abstract of Title

property

A condensed history of the title to a piece of land, listing all recorded instruments that affect ownership.

Related:titledeed

Acceleration Clause

contracts

A provision in a loan agreement allowing the lender to demand immediate payment of the entire balance if certain conditions are met, such as missed payments.

Access Control

healthcare

A HIPAA Security Rule technical safeguard requiring covered entities to implement procedures to ensure that only authorized persons can access electronic protected health information.

Accessory

criminal

A person who assists in the commission of a crime but is not the principal actor. An accessory before the fact helps plan the crime; an accessory after the fact aids the offender after the crime.

Accomplice

criminal

A person who knowingly and voluntarily participates with another in a criminal act, either as a principal or accessory.

Accord and Satisfaction

contracts

An agreement to accept a different performance than what was originally promised, combined with the actual performance of that new agreement, discharging the original obligation.

Accounting of Disclosures

healthcare

A patient's right under HIPAA to receive a list of certain disclosures of their protected health information made by a covered entity during the preceding six years.

Accredited Investor

securities

An individual or entity meeting SEC income or net-worth thresholds and thus permitted to invest in unregistered securities offerings.

Acquittal

criminal

A finding of not guilty by a judge or jury, releasing the defendant from criminal charges.

Action

civil procedure

A lawsuit or legal proceeding brought before a court to enforce a right or seek a remedy.

Actus Reus

criminal

The physical act or unlawful omission that constitutes a criminal offense. Together with mens rea, it forms the basis of criminal liability.

Adequate Protection

bankruptcy

Payments or other measures provided to a secured creditor to protect its interest in collateral during the bankruptcy case.

Adhesion Contract

contracts

A standardized form contract offered on a take-it-or-leave-it basis by a party with superior bargaining power, with no opportunity for negotiation.

Adjudication

civil procedure

The formal resolution of a dispute by a judge or administrative tribunal. The process of making a judicial decision.

Adjusted Gross Income

tax

Total gross income minus specific above-the-line deductions, such as retirement contributions and student loan interest, used to determine eligibility for various tax benefits.

Adjustment of Status

immigration

The process by which an eligible foreign national already in the United States obtains lawful permanent resident status without having to return to their home country.

Administrative Law

administrative

The body of law governing the activities of administrative agencies, including rulemaking, adjudication, and enforcement.

Admiralty Law

general

The body of law governing maritime activities, including shipping, navigation, waters, insurance, and piracy. Also called maritime law.

Admissible Evidence

evidence

Evidence that meets the rules of evidence and may be considered by a judge or jury in deciding a case.

Adoption

family

The legal process by which a person becomes the lawful parent of a child who is not biologically theirs, permanently transferring all parental rights.

Advance Parole

immigration

A travel document allowing a foreign national with a pending immigration application to leave and reenter the United States without abandoning their application.

Adversarial System

general

The legal system used in the United States where two opposing parties present their cases before a neutral judge or jury.

Adversary Proceeding

bankruptcy

A lawsuit filed within a bankruptcy case to resolve disputes such as fraudulent transfer claims, dischargeability of debts, or objections to exemptions.

Adverse Possession

real estate

A method of acquiring title to real property by occupying it openly, continuously, exclusively, and adversely for the statutory period required by state law.

Affidavit

civil procedure

A written statement of facts made under oath and signed before a notary public or other authorized officer.

Affirmative Defense

civil procedure

A defense strategy in which the defendant introduces evidence that, if found credible, negates criminal or civil liability even if the allegations are true.

Affordable Care Act

healthcare

The 2010 federal law that expanded health insurance coverage through Medicaid expansion, health insurance marketplaces, and individual and employer mandates.

Age Discrimination in Employment Act

employment

A federal law prohibiting employment discrimination against individuals 40 years of age or older in hiring, promotion, termination, and other terms of employment.

Agency

administrative

A governmental body with delegated authority to implement and enforce specific laws and regulations.

Aggravated Felony

immigration

A category of criminal offenses defined in the Immigration and Nationality Act that carries severe immigration consequences, including mandatory detention and removal.

Aiding and Abetting

criminal

Assisting or encouraging someone in committing a crime, which can result in criminal liability equal to that of the principal offender.

Alimony

family

Financial support paid by one spouse to the other after separation or divorce, based on factors like length of marriage and earning capacity.

Allegation

civil procedure

A claim or assertion made by a party in a pleading that the party expects to prove at trial.

Allotment

tribal

The historical federal policy of dividing communal tribal lands into individual parcels assigned to tribal members, resulting in significant loss of tribal land.

Alternative Dispute Resolution

civil procedure

Methods of resolving disputes outside of traditional courtroom litigation, including mediation, arbitration, and negotiation.

Alternative Minimum Tax

tax

A parallel tax system that ensures higher-income taxpayers pay a minimum amount of tax by disallowing certain deductions and credits available under the regular tax system.

Amend

general

To change or modify a legal document, statute, or constitutional provision through a formal process.

Amended Return

tax

A form filed to correct errors on a previously filed tax return, such as changes to income, deductions, or credits.

Amendment

constitutional

A formal change or addition to a law, constitution, or legal document.

Americans with Disabilities Act Employment

employment

The federal law prohibiting employment discrimination against qualified individuals with disabilities and requiring employers to provide reasonable accommodations.

Amicus Curiae

civil procedure

Latin for 'friend of the court.' A person or organization that files a brief offering information or arguments relevant to a case in which they are not a party.

Annual Exclusion

tax

The amount of gifts a person can give to any individual each year without incurring gift tax or using any of their lifetime gift tax exemption.

Annulment

family

A legal declaration that a marriage is void and never legally existed, as opposed to divorce, which ends a valid marriage.

Answer

civil procedure

The defendant's formal written response to a complaint, admitting or denying the allegations and raising any defenses.

Anti-Kickback Statute

healthcare

A federal criminal law prohibiting the knowing and willful offering, payment, solicitation, or receipt of anything of value to induce or reward referrals for services covered by federal healthcare programs.

Antitrust

business

Laws designed to promote competition and prevent monopolies, including the Sherman Act, Clayton Act, and FTC Act.

Apparent Authority

business

The power of an agent to act on behalf of a principal, as reasonably perceived by a third party, even if the agent lacks actual authority.

Appeal

civil procedure

A request to a higher court to review and change the decision of a lower court based on alleged legal errors.

Appellate Court

courts

A court that reviews decisions of lower courts for legal errors. It does not conduct new trials or hear new evidence.

Appraisal

real estate

A professional estimate of the market value of real property, typically required by lenders before approving a mortgage.

Appropriation

general

The legislative allocation of government funds for a specific purpose. Also, in tort law, the unauthorized use of another person's name or likeness for commercial benefit.

Arbitration

civil procedure

A form of alternative dispute resolution where a neutral third party (arbitrator) hears evidence and makes a binding decision.

Arbitration Agreement in Employment

employment

A contract provision requiring employees to resolve disputes with their employer through binding arbitration rather than litigation.

Army Corps of Engineers

environmental

The federal agency responsible for issuing permits under Section 404 of the Clean Water Act for the discharge of dredged or fill material into waters of the United States.

Arraignment

criminal

A court proceeding in which the defendant is formally charged with a crime and asked to enter a plea of guilty, not guilty, or no contest.

Arrears

general

Money that is owed and should have been paid earlier, such as overdue rent, child support, or loan payments.

Related:defaultdebt

Arrest

criminal

The taking of a person into custody by law enforcement, typically based on probable cause that a crime has been committed.

Arson

criminal

The crime of intentionally or recklessly setting fire to property, including buildings, land, or vehicles.

Related:felonycrime

Article 15

military

A nonjudicial punishment under the UCMJ allowing a commanding officer to impose disciplinary action for minor offenses without a formal court-martial.

Assault

criminal

The intentional act of causing another person to fear imminent harmful or offensive contact. Distinguished from battery, which involves actual contact.

Related:batterytort

Assessment

real estate

The valuation of real property by a local government assessor for the purpose of calculating property taxes.

Asset

business

Anything of value owned by a person or entity, including real property, personal property, cash, investments, and intellectual property.

Assumption

bankruptcy

The debtor's decision in bankruptcy to continue performing under an executory contract or unexpired lease, requiring cure of any defaults.

Asylum

immigration

Protection granted by a country to a foreign national who has fled their home country due to a well-founded fear of persecution.

Asylum Interview

immigration

An interview conducted by a USCIS asylum officer to evaluate an affirmative asylum application and determine whether the applicant has a credible fear of persecution.

At-Will Doctrine

employment

The default employment rule in most states allowing either the employer or employee to terminate the employment relationship at any time for any lawful reason without prior notice.

At-Will Employment

employment

An employment arrangement where either the employer or employee can terminate the relationship at any time, for any lawful reason, with or without notice.

Attorney

general

A person licensed to practice law and represent clients in legal matters, also called a lawyer or counsel.

Attorney-Client Privilege

evidence

A legal protection that prevents disclosure of confidential communications between an attorney and their client made for the purpose of obtaining legal advice.

Audit

tax

An examination of a taxpayer's return and financial records by the IRS to verify that income, deductions, and credits are reported accurately.

Audit Control

healthcare

A HIPAA Security Rule technical safeguard requiring implementation of hardware, software, and procedural mechanisms to record and examine access to electronic protected health information.

Automatic Stay

bankruptcy

An injunction that automatically takes effect upon the filing of a bankruptcy petition, halting most collection actions, foreclosures, and lawsuits against the debtor.

Avoidance Action

bankruptcy

A lawsuit brought by the bankruptcy trustee to recover payments or transfers made by the debtor before filing, including preferences and fraudulent transfers.

AWOL

military

Absent Without Leave, the military offense of being absent from one's unit or duty station without proper authorization, less serious than desertion.

B

Bad Faith

contracts

Dishonesty or fraud in a transaction; a willful failure to respond to plain demands or a refusal to fulfill contractual duties.

Bail

criminal

Money or property deposited with the court to secure the release of a defendant from custody, ensuring their appearance at future court proceedings.

Bailee

property

A person who receives personal property from another for a specific purpose, such as safekeeping or repair, under a bailment agreement.

Bailiff

courts

A court officer responsible for maintaining order in the courtroom and assisting the judge during proceedings.

Related:courtjudge

Bailment

property

The delivery of personal property by one person to another for a specific purpose, with the understanding that the property will be returned.

Bankruptcy

bankruptcy

A federal legal proceeding that provides debt relief to individuals and businesses unable to pay their debts, governed by Title 11 of the U.S. Code.

Bankruptcy Abuse

bankruptcy

Misuse of the bankruptcy system, such as filing in bad faith or concealing assets, which may result in dismissal or denial of discharge.

Bankruptcy Estate

bankruptcy

All legal and equitable interests of the debtor in property at the time of filing, which becomes part of the estate subject to administration by the trustee.

Bankruptcy Exemption

bankruptcy

Property that a debtor is allowed to keep during bankruptcy, protected from liquidation under federal or state exemption statutes.

Bankruptcy Petition Preparer

bankruptcy

A non-attorney who prepares bankruptcy documents for a fee, subject to strict regulations and prohibited from offering legal advice.

Bankruptcy Schedules

bankruptcy

Forms filed by the debtor listing all assets, liabilities, income, expenses, and contracts, providing a comprehensive picture of the debtor's financial situation.

Bar Association

general

A professional organization for lawyers that may be voluntary or mandatory (integrated bar) for practicing in a jurisdiction.

Battery

criminal

The intentional and unlawful physical contact with another person without their consent. Distinguished from assault, which involves the threat of contact.

Related:assaulttort

Bench Trial

civil procedure

A trial conducted before a judge without a jury, where the judge serves as both the finder of fact and the arbiter of law.

Beneficial Owner

securities

A person who enjoys the benefits of ownership of a security even though legal title may be registered in another name, such as a street name.

Beneficiary

estate

A person or entity designated to receive benefits from a trust, will, insurance policy, or other legal arrangement.

Related:trustwill

Best Available Technology

environmental

The most effective pollution control technology that is economically achievable for an industrial category, used as a standard under the Clean Water Act.

Beyond a Reasonable Doubt

criminal

The highest standard of proof in the legal system, used in criminal cases. The prosecution must prove each element of the crime to a moral certainty.

Bill of Rights

constitutional

The first ten amendments to the U.S. Constitution, ratified in 1791, guaranteeing fundamental individual liberties and limiting government power.

Biological Opinion

environmental

A document prepared by the U.S. Fish and Wildlife Service or NOAA Fisheries evaluating whether a proposed federal action is likely to jeopardize a listed species or destroy critical habitat.

Blue Sheet

securities

An SEC or FINRA request for trading data from broker-dealers used to investigate potential insider trading or market manipulation.

Blue Sky Laws

securities

State-level securities regulations designed to protect investors from fraudulent sales practices and securities fraud.

Board of Immigration Appeals

immigration

The highest administrative body for interpreting and applying immigration law, hearing appeals from immigration judge decisions.

Bona Fide

general

Latin for 'in good faith.' Refers to actions or transactions made honestly, without fraud or deception.

Bona Fide Purchaser

property

A person who purchases property in good faith, for value, and without notice of any competing claims or defects in title.

Related:titledeed

Bond

general

A financial guarantee posted to ensure performance of an obligation. In criminal law, a bail bond secures a defendant's release from custody.

Related:bailsurety

Boundary Dispute

real estate

A disagreement between adjoining property owners about the location of their common boundary line.

Breach Notification Rule

healthcare

A HIPAA requirement that covered entities and business associates notify affected individuals, HHS, and sometimes the media following a breach of unsecured protected health information.

Breach of Contract

contracts

The failure of a party to perform their obligations under a contract without a legal excuse.

Brief

civil procedure

A written legal argument submitted to a court, outlining the facts, legal issues, and arguments in support of a party's position.

Related:motionappeal

Broker-Dealer

securities

A person or firm engaged in the business of buying and selling securities for its own account or on behalf of customers, regulated by FINRA and the SEC.

Related:finrasec

Brownfield

environmental

A property where expansion, redevelopment, or reuse may be complicated by the presence or potential presence of a hazardous substance, pollutant, or contaminant.

Burden of Proof

evidence

The obligation of a party to prove their allegations or claims to a specified standard (e.g., preponderance of evidence, beyond a reasonable doubt).

Bureau of Indian Affairs

tribal

The federal agency within the Department of the Interior responsible for administering programs and services for federally recognized Indian tribes.

Burglary

criminal

The unlawful entry into a building or structure with the intent to commit a crime inside, typically theft.

Related:theftfelony

Business Associate

healthcare

A person or entity that performs functions or services for a covered entity involving the use or disclosure of protected health information.

Business Associate Agreement

healthcare

A contract between a covered entity and a business associate that establishes the permitted uses and disclosures of protected health information by the business associate.

Bylaws

business

Rules adopted by a corporation or organization governing its internal affairs, including procedures for meetings, elections, and management.

C

C Corporation

tax

A business entity taxed separately from its owners under Subchapter C of the Internal Revenue Code, subject to corporate income tax and potential double taxation on dividends.

Cancellation of Removal

immigration

A form of relief from removal available to certain lawful permanent residents or nonpermanent residents who meet specific residency and hardship requirements.

Cap and Trade

environmental

A market-based approach to controlling pollution by setting a cap on total emissions and allowing companies to buy and sell emission allowances.

Capital Crime

criminal

A crime punishable by death, such as first-degree murder with special circumstances.

Capital Gains Tax

tax

A tax on the profit realized from the sale of a capital asset such as stocks, bonds, or real estate, with rates depending on the holding period.

Carbon Tax

environmental

A tax levied on the carbon content of fuels or carbon dioxide emissions, intended to reduce greenhouse gas emissions by making fossil fuels more expensive.

Case Law

general

Law established through judicial decisions and court opinions, as opposed to statutes or regulations. Also called common law or judge-made law.

Cash Collateral

bankruptcy

Cash or cash equivalents in which a creditor holds a security interest, which the debtor may not use without the creditor's consent or court approval.

Categorical Pretreatment Standard

environmental

EPA regulations limiting pollutant discharges from specific industrial categories into publicly owned treatment works.

Cause of Action

civil procedure

A set of facts and legal theories that give a party the right to seek a judicial remedy against another party.

Cease and Desist

general

An order or letter demanding that a party stop an activity (such as trademark infringement) and refrain from resuming it.

CERCLA

environmental

The Comprehensive Environmental Response, Compensation, and Liability Act (Superfund), authorizing cleanup of hazardous waste sites and imposing strict liability on responsible parties.

Certiorari

civil procedure

A writ issued by a higher court directing a lower court to deliver the record of a case for review. The Supreme Court grants certiorari to hear appeals.

Chain of Custody

evidence

The documented chronological history of the handling, transfer, and location of physical evidence, ensuring its integrity for use at trial.

Challenge for Cause

civil procedure

A request to dismiss a prospective juror based on a demonstrated bias or inability to be impartial.

Chapter 11

bankruptcy

A form of bankruptcy that allows businesses to reorganize their debts and operations while continuing to operate.

Chapter 12

bankruptcy

A form of bankruptcy available to family farmers and fishermen with regular income, providing a streamlined reorganization process.

Chapter 13

bankruptcy

A form of bankruptcy allowing individuals with regular income to create a 3-to-5-year repayment plan to pay off debts while keeping their property.

Chapter 7

bankruptcy

A form of bankruptcy involving liquidation of non-exempt assets to pay creditors, with remaining eligible debts being discharged.

Chapter 7 Trustee

bankruptcy

A person appointed by the court to administer a Chapter 7 bankruptcy case, including liquidating nonexempt assets and distributing proceeds to creditors.

Chapter 9

bankruptcy

A form of bankruptcy available to municipalities such as cities, counties, and school districts, allowing them to reorganize their debts.

Charitable Contribution

tax

A donation of cash or property to a qualifying tax-exempt organization, deductible as an itemized deduction subject to certain percentage limitations.

Chattel

property

Personal property that is movable, as distinguished from real property (land and buildings).

Child Tax Credit

tax

A federal tax credit available to taxpayers for each qualifying dependent child, partially refundable for taxpayers who owe less tax than the credit amount.

Choice of Law

civil procedure

The determination of which jurisdiction's law applies to a dispute when the parties or events are connected to more than one jurisdiction.

Churning

securities

Excessive trading in a customer's account by a broker-dealer primarily to generate commissions rather than to benefit the customer.

Circumstantial Evidence

evidence

Evidence that requires an inference to connect it to a conclusion of fact, as opposed to direct evidence.

Citation

general

A reference to a legal authority (statute, case, regulation) or a notice to appear in court for a minor offense.

Citizen Suit

environmental

A provision in many environmental statutes allowing private citizens to enforce environmental laws by filing lawsuits against violators or government agencies that fail to perform mandatory duties.

Citizenship

immigration

The status of being a recognized member of a country, acquired by birth in the country, birth to citizen parents, or through the naturalization process.

Civil Law

general

The body of law dealing with disputes between private parties, as opposed to criminal law. Encompasses contracts, torts, property, and family law.

Civil Monetary Penalty

healthcare

A financial penalty imposed by HHS for violations of HIPAA, with amounts varying based on the level of culpability from unknowing violations to willful neglect.

Civil Rights

constitutional

The rights of individuals to receive equal treatment and be free from discrimination based on characteristics such as race, sex, religion, and national origin.

Claim

civil procedure

An assertion of a right to money, property, or a legal remedy; also, the legal basis for a lawsuit.

Claim Construction

ip

The judicial interpretation of the scope and meaning of patent claims, a critical step in patent litigation often resolved in a Markman hearing.

Claims Bar Date

bankruptcy

The deadline set by the bankruptcy court by which creditors must file their proofs of claim or risk losing the right to participate in distributions.

Class Action

civil procedure

A lawsuit brought by one or more plaintiffs on behalf of a larger group of similarly situated individuals.

Clean Air Act

environmental

The primary federal law regulating air emissions from stationary and mobile sources, authorizing EPA to establish and enforce air quality standards.

Clean Water Act Permit

environmental

A permit issued under the Clean Water Act (typically an NPDES permit) authorizing the discharge of pollutants into navigable waters subject to specified limitations.

Clear and Convincing Evidence

evidence

A standard of proof higher than preponderance of the evidence but lower than beyond a reasonable doubt, requiring evidence that is highly and substantially more probable to be true.

Clerkship

general

A position in which a recent law school graduate works for a judge, assisting with legal research, drafting opinions, and other judicial duties.

Related:judgecourt

Closing

real estate

The final step in a real estate transaction where the deed is delivered, documents are signed, and funds are disbursed to complete the transfer of ownership.

Related:escrowdeed

Closing Argument

civil procedure

The final statement made by each attorney to the judge or jury, summarizing the evidence and arguments presented during trial.

Cloud on Title

real estate

Any claim, lien, encumbrance, or defect that may impair the owner's title to real property and reduce its value or marketability.

COBRA

healthcare

The Consolidated Omnibus Budget Reconciliation Act provision allowing employees and dependents to continue group health insurance coverage after qualifying events such as job loss.

Codicil

estate

A supplement or amendment to an existing will that modifies, explains, or revokes specific provisions without replacing the entire will.

Coercion

criminal

The use of force, threats, or intimidation to compel someone to act against their will.

Collateral

business

Property pledged as security for a loan or debt. If the borrower defaults, the lender can seize the collateral.

Related:mortgagelien

Collateral Estoppel

civil procedure

A doctrine preventing a party from relitigating an issue of fact that has already been determined in a prior proceeding. Also called issue preclusion.

Collective Bargaining

employment

The process of negotiation between an employer and a labor union representing employees regarding wages, hours, benefits, and working conditions.

Color of Law

constitutional

The appearance of legal authority. Actions taken under color of law are those performed by government officials using their official power.

Comity

general

The principle by which courts of one jurisdiction give respect and deference to the laws, judicial decisions, and institutions of another jurisdiction.

Commercial Real Estate

real estate

Real property used for business purposes such as offices, retail, industrial, and multifamily residential properties.

Commingle

business

To mix together, especially funds. Commingling personal and business funds can lead to piercing the corporate veil.

Common Carrier

business

A company or individual that transports goods or passengers for compensation, owing a heightened duty of care.

Common Law

general

Law developed by judges through court decisions and precedent, rather than through legislative statutes or executive action.

Community Property

family

A system of property ownership used in some states where assets acquired during marriage are considered equally owned by both spouses.

Commutation

criminal

The reduction of a criminal sentence by executive action, such as the governor or president reducing a prison term.

Comparative Negligence

tort

A legal doctrine that apportions fault among parties in a negligence case, reducing the plaintiff's recovery by their percentage of fault.

Compensatory Damages

tort

Money awarded to a plaintiff to compensate for actual losses suffered, including medical expenses, lost wages, and property damage.

Complaint

civil procedure

The initial pleading filed by the plaintiff that begins a civil lawsuit, setting forth the allegations and claims against the defendant.

Compliance

business

The act of conforming to laws, regulations, rules, and standards applicable to an individual or organization.

Compulsory License

ip

A license granted by a government authorizing use of a patent or copyrighted work without the owner's consent, typically in exchange for a royalty.

Compulsory Process

constitutional

The Sixth Amendment right of criminal defendants to subpoena witnesses to testify on their behalf.

Concerted Activity

employment

Action taken by two or more employees to improve working conditions, protected under the National Labor Relations Act even when no union is present.

Conciliation

civil procedure

A voluntary process in which a neutral third party helps disputing parties communicate and reach an agreement.

Concurrent Jurisdiction

courts

When two or more courts have the authority to hear the same type of case.

Concurrent Sentence

criminal

Criminal sentences served at the same time rather than one after another (consecutive).

Condemnation

property

The exercise of eminent domain — the government taking private property for public use with just compensation.

Condemnation

real estate

The legal process by which the government exercises eminent domain, taking private property for public use through court proceedings.

Conditional Use Permit

real estate

Permission from a zoning authority to use property for a purpose not otherwise allowed in the zoning district, subject to conditions designed to minimize negative impacts.

Confirmation

bankruptcy

The court's approval of a Chapter 11 or Chapter 13 repayment plan, making the plan binding on the debtor and all creditors.

Consecutive Sentence

criminal

Criminal sentences served one after another rather than at the same time (concurrent).

Conservator

estate

A person appointed by a court to manage the financial affairs or personal care of an incapacitated adult.

Consideration

contracts

Something of value exchanged between parties to a contract, which makes the agreement legally binding. Can be money, services, or a promise.

Consolidation

civil procedure

The combining of two or more legal actions or businesses into a single proceeding or entity.

Conspiracy

criminal

An agreement between two or more persons to commit an unlawful act or to accomplish a lawful purpose by unlawful means.

Constitution

constitutional

The supreme law of the United States, establishing the structure of government, defining governmental powers, and protecting individual rights.

Construction Law

real estate

The body of law governing construction projects, including contracts, liens, licensing, safety regulations, and dispute resolution.

Constructive Discharge

employment

When an employer makes working conditions so intolerable that a reasonable employee would feel compelled to resign, treated legally as a termination.

Constructive Discharge

employment

A situation where an employer makes working conditions so intolerable that a reasonable employee would feel compelled to resign, treated as an involuntary termination.

Constructive Eviction

real estate

A situation where a landlord's actions or omissions make a property substantially unsuitable for its intended purpose, effectively forcing the tenant to vacate.

Constructive Notice

property

Legal notice that a person is deemed to have received even if they did not actually receive it, because the information was publicly available.

Consular Officer

immigration

A U.S. State Department official stationed at an embassy or consulate abroad who interviews visa applicants and makes determinations on visa eligibility.

Consular Processing

immigration

The procedure by which an approved immigrant visa petition is processed at a U.S. embassy or consulate abroad, culminating in the issuance of an immigrant visa.

Consumer Protection

general

Laws and regulations designed to protect buyers of goods and services from unfair, deceptive, or fraudulent business practices.

Related:ftcwarranty

Contempt of Court

courts

Willful disobedience of a court order or disruptive behavior in court, punishable by fines or imprisonment.

Contingency Fee

general

A fee arrangement where the attorney's payment depends on the outcome of the case, typically a percentage of the recovery.

Contingency Plan

healthcare

A HIPAA Security Rule administrative safeguard requiring covered entities to establish policies and procedures for responding to emergencies that damage systems containing electronic protected health information.

Continuation Application

ip

A patent application filed to pursue additional claims based on the disclosure of a previously filed parent application, sharing the same filing date.

Continuation-in-Part

ip

A patent application that includes some or all of the disclosure of a prior application plus additional new matter, receiving the parent's priority date only for shared subject matter.

Contract

contracts

A legally enforceable agreement between two or more parties, consisting of an offer, acceptance, consideration, capacity, and legality.

Contributory Negligence

tort

A common law doctrine barring a plaintiff from recovering damages if they were at all at fault for their own injury.

Controlled Substance

healthcare

A drug or chemical whose manufacture, possession, or use is regulated by the government under the Controlled Substances Act, classified in Schedules I through V.

Convening Authority

military

The military officer who has the power to convene a court-martial and refer charges for trial, typically a commander at a specified level.

Convention Against Torture

immigration

An international treaty prohibiting the return of individuals to countries where they would face torture, implemented in U.S. immigration law as a form of protection.

Conversion

tort

The wrongful exercise of control or dominion over another person's personal property, depriving them of its use.

Conveyance

property

The transfer of legal title to property from one person to another by means of a written instrument such as a deed.

Related:deedtitle

Coroner

criminal

A public official responsible for investigating deaths, particularly those that are sudden, unexplained, or suspicious.

Corporate Governance

securities

The system of rules, practices, and processes by which a company is directed and controlled, involving the interests of shareholders, management, and the board of directors.

Corporation

business

A legal entity separate from its owners (shareholders) that can enter contracts, own property, sue and be sued, and has perpetual existence.

Corpus Delicti

criminal

Latin for 'body of the crime.' The principle that a crime must be proven to have occurred before a person can be convicted.

Corrective Action

environmental

A process under RCRA requiring facilities that have released hazardous waste or constituents to investigate and clean up contamination at their sites.

Corroboration

evidence

Additional evidence that confirms or supports testimony or other evidence already presented.

Counterclaim

civil procedure

A claim made by the defendant against the plaintiff in the same lawsuit, asserting that the plaintiff owes the defendant.

Court of Appeals for the Armed Forces

military

The civilian appellate court that reviews decisions of the military appellate courts, composed of five civilian judges appointed by the President.

Court Order

courts

A directive issued by a judge that requires a party to do or refrain from doing a specific act.

Court-Martial

military

A judicial proceeding under the UCMJ in which members of the military are tried for offenses against military law.

Covenant

property

A formal promise or agreement, often found in contracts and deeds. In real estate, restrictive covenants limit how property can be used.

Related:deedeasement

Covenant

real estate

A binding agreement or promise in a deed or other instrument relating to the use or restriction of real property.

Covered Entity

healthcare

An organization subject to HIPAA regulations, including health plans, healthcare clearinghouses, and healthcare providers who transmit health information electronically.

Cram Down

bankruptcy

A bankruptcy court's power to confirm a reorganization plan over the objection of certain creditor classes, provided the plan meets statutory requirements.

Credentialing

healthcare

The process of verifying a healthcare provider's qualifications, including education, training, licensure, and malpractice history, before granting clinical privileges.

Credible Fear

immigration

A screening standard applied to asylum seekers in expedited removal, requiring a significant possibility that the individual could establish eligibility for asylum.

Credit Counseling

bankruptcy

A mandatory pre-filing requirement for individual bankruptcy debtors, involving a briefing on available alternatives to bankruptcy from an approved agency.

Creditor

bankruptcy

A person or entity to whom money is owed, either through a loan, sale of goods, or provision of services.

Related:debtorlien

Crime

criminal

An act or omission that violates a law and is punishable by the state through fines, imprisonment, or other penalties.

Criminal Law

criminal

The body of law that defines offenses against the state or public, establishes punishments, and governs the prosecution of those offenses.

Critical Habitat

environmental

Specific geographic areas designated as essential for the conservation of a threatened or endangered species under the Endangered Species Act.

Cross-Examination

evidence

The questioning of a witness by the opposing party's attorney, designed to test credibility and challenge testimony given during direct examination.

Crowdfunding

securities

A method of raising capital through small contributions from a large number of people, regulated under the JOBS Act and SEC Regulation Crowdfunding.

Cruel and Unusual Punishment

constitutional

Punishment prohibited by the Eighth Amendment, interpreted to include torture, disproportionate sentences, and degrading treatment.

Custody

family

The legal right and responsibility to care for a child, including physical custody (where the child lives) and legal custody (decision-making authority).

D

Damages

tort

Monetary compensation awarded by a court to a party who has suffered loss or injury due to another party's wrongful act.

Davis-Bacon Act

employment

A federal law requiring contractors on federally funded construction projects to pay workers no less than the locally prevailing wages and fringe benefits.

De Facto

general

Latin for 'in fact.' Describes something that exists in reality even if not officially recognized by law.

De Jure

general

Latin for 'by law.' Describes something that exists by right or according to law.

De Novo

civil procedure

Latin for 'anew.' A de novo trial or hearing is conducted as if no previous decision had been made.

De-Identification

healthcare

The process of removing or altering protected health information so that it no longer identifies an individual, making HIPAA protections inapplicable to the resulting data.

Death Penalty

criminal

The sentence of execution for a capital crime. Also called capital punishment. Subject to extensive constitutional limitations.

Debtor

bankruptcy

A person or entity that owes money or is obligated to pay a debt.

Debtor-in-Possession

bankruptcy

A debtor in a Chapter 11 case who continues to operate its business and manage its assets while under bankruptcy court supervision.

Debtor's Discharge

bankruptcy

The final order in a bankruptcy case that releases the debtor from personal liability for dischargeable debts.

Decedent

estate

A person who has died, especially one whose estate is being administered.

Declaratory Judgment

civil procedure

A court ruling that determines the rights and obligations of parties without ordering any specific action or awarding damages.

Deductible

general

The amount an insured person must pay out of pocket before insurance coverage begins. In tax law, an expense that can be subtracted from taxable income.

Related:insurancetax

Deed

property

A legal document that transfers ownership of real property from one party to another. Types include general warranty, special warranty, and quitclaim deeds.

Deed

real estate

A written instrument that transfers ownership of real property from a grantor to a grantee.

Deed of Trust

real estate

A document used in some states instead of a mortgage, conveying title to real property to a trustee as security for a loan until the borrower repays the debt.

Deed Restriction

real estate

A limitation placed in a deed that restricts the use of the property by subsequent owners, also known as a restrictive covenant.

Defamation

tort

A false statement of fact published to a third party that damages another person's reputation. Includes libel (written) and slander (spoken).

Related:libelslander

Default Judgment

civil procedure

A judgment entered against a party who fails to appear in court or respond to legal proceedings.

Defeasance

property

A clause or condition in a deed, lease, or other instrument that, upon performance, renders the instrument void.

Related:deedmortgage

Defend Trade Secrets Act

ip

A 2016 federal law creating a private civil cause of action for trade secret misappropriation, allowing parties to bring claims in federal court.

Defendant

general

The party against whom a lawsuit or criminal charge is brought.

Defense

general

The arguments, evidence, and legal strategy presented by the defendant to counter the plaintiff's or prosecution's case.

Deferred Action

immigration

A discretionary determination by immigration authorities to defer removal action against an individual for a specified period, often granting work authorization.

Demurrer

civil procedure

A legal objection that, even if all the facts alleged in the complaint are true, they do not constitute a valid cause of action. Similar to a motion to dismiss.

Deportation

immigration

The formal removal of a foreign national from the United States for violating immigration laws.

Deportation

immigration

The formal removal of a foreign national from the United States for violations of immigration law, now generally referred to as removal.

Deposition

civil procedure

A pretrial discovery tool in which a witness provides sworn oral testimony, recorded by a court reporter, outside of court.

Depreciation

tax

A tax deduction allowing a business to recover the cost of certain tangible and intangible assets over their useful life through annual deductions.

Derogation

general

The partial repeal or taking away of the effectiveness of a law, usually by a subsequent act.

Desertion

military

The offense under the UCMJ of abandoning military service without authorization and with the intent to remain away permanently or to avoid hazardous duty.

Related:ucmjawol

Design Patent

ip

A patent that protects the ornamental appearance of a functional item, lasting 15 years from the date of grant.

Designated Record Set

healthcare

A group of records maintained by or for a covered entity that is used to make decisions about individuals, including medical records, billing records, and enrollment information.

Detainer

property

The unlawful withholding of the property or person of another. An unlawful detainer action is an eviction proceeding.

Devise

estate

A gift of real property made through a will. The person receiving the gift is a devisee.

Related:willbequest

Dictum

general

A judge's remark or observation in a court opinion that is not essential to the decision and does not establish binding precedent. Also called obiter dictum.

Dilation

civil procedure

An extension of time granted by a court for performing an act or filing a document.

Dilution

securities

The reduction in existing shareholders' ownership percentage caused by the issuance of additional shares.

DIP Financing

bankruptcy

Post-petition financing obtained by a debtor-in-possession with court approval, typically granted superpriority status to incentivize lenders.

Direct Evidence

evidence

Evidence that directly proves a fact without requiring an inference, such as eyewitness testimony or a confession.

Direct Examination

evidence

The initial questioning of a witness by the party who called them to testify.

Directed Verdict

civil procedure

A ruling by the trial judge during a jury trial that takes the decision away from the jury because no reasonable jury could reach a different conclusion.

Disbarment

general

The revocation of an attorney's license to practice law, typically for ethical violations or criminal conduct.

Discharge

bankruptcy

In bankruptcy, the release of a debtor from personal liability for certain debts, preventing creditors from collecting those debts.

Discharge

bankruptcy

A court order releasing a debtor from personal liability for certain debts, preventing creditors from taking collection action on those debts.

Discharge Characterization

military

The classification given to a military service member upon separation, including honorable, general under honorable conditions, other than honorable, bad conduct, and dishonorable.

Discharge Injunction

bankruptcy

The permanent injunction that arises upon the entry of a discharge order, prohibiting creditors from attempting to collect discharged debts.

Discovery

civil procedure

The pretrial process by which parties exchange information, documents, and evidence relevant to the case.

Discrimination

employment

Treating a person differently or unfavorably based on a protected characteristic such as race, sex, age, disability, or religion.

Disgorgement

securities

An equitable remedy requiring a person who has profited from illegal or wrongful conduct to surrender those profits to the harmed parties or the government.

Disinheritance

estate

The act of excluding a person, often a family member, from inheriting under a will or trust.

Dismissal

civil procedure

The termination of a case by a court, either voluntarily by the plaintiff or involuntarily by the court. Can be with or without prejudice.

Disparate Impact

employment

A form of employment discrimination in which a facially neutral employment practice disproportionately affects members of a protected group without a legitimate business justification.

Disparate Treatment

employment

A form of employment discrimination in which an employer intentionally treats an individual less favorably because of a protected characteristic.

Diversity Jurisdiction

courts

Federal court jurisdiction over cases between citizens of different states where the amount in controversy exceeds $75,000.

Diversity Visa Lottery

immigration

A program providing up to 55,000 immigrant visas annually through random selection to nationals of countries with low rates of immigration to the United States.

Dividend

securities

A distribution of a portion of a company's earnings to its shareholders, typically paid in cash or additional shares.

Divorce

family

The legal dissolution of a marriage by court order, addressing issues of property division, alimony, child custody, and child support.

DMCA Takedown

ip

A notice and takedown procedure under the Digital Millennium Copyright Act requiring online service providers to remove infringing content upon receiving a valid complaint.

Docket

courts

A list of cases pending before a court, or the official record of proceedings in a case.

Doctrine of Equivalents

ip

A legal doctrine allowing a court to find patent infringement even when the accused product does not literally fall within the patent claims, if it performs substantially the same function.

Dodd-Frank Act

securities

A 2010 federal law enacting sweeping financial regulatory reforms, including the creation of the Consumer Financial Protection Bureau and enhanced oversight of derivatives.

Domicile

general

A person's permanent legal residence, which may differ from where they currently live.

Double Jeopardy

constitutional

The constitutional protection against being tried twice for the same offense after an acquittal or conviction. Guaranteed by the Fifth Amendment.

Drug Enforcement Administration

healthcare

The federal agency responsible for enforcing controlled substances laws and regulations, classifying drugs into schedules based on their potential for abuse.

Due Diligence

business

The thorough investigation and analysis of a business, property, or legal matter before entering into a transaction or agreement.

Due Process

constitutional

The constitutional guarantee that the government must follow fair procedures before depriving any person of life, liberty, or property. Found in the Fifth and Fourteenth Amendments.

Duress

contracts

Coercion or threats that compel a person to act against their will. A contract entered into under duress may be voidable.

Duty of Care

tort

The legal obligation to act with a certain standard of care toward others to avoid causing harm. Central to negligence law.

E

Earned Income Tax Credit

tax

A refundable federal tax credit for low-to-moderate income working individuals and families, designed to reduce poverty and incentivize work.

Easement

property

A legal right to use another person's land for a specific purpose without owning it.

Easement

real estate

A nonpossessory right to use another person's land for a specific purpose, such as access, drainage, or utilities.

Easement by Prescription

real estate

An easement acquired by open, continuous, hostile, and uninterrupted use of another's land for the statutory prescriptive period.

EEOC

employment

The Equal Employment Opportunity Commission, the federal agency responsible for enforcing federal laws prohibiting employment discrimination.

Related:title viiada

Eighth Amendment

constitutional

The constitutional amendment prohibiting excessive bail, excessive fines, and cruel and unusual punishment.

Ejectment

property

A legal action to recover possession of real property from someone who is unlawfully occupying it.

Emancipation

family

The legal process by which a minor is freed from parental control and granted the legal rights and responsibilities of an adult.

Embezzlement

criminal

The fraudulent taking of personal property by someone to whom it was entrusted, such as an employee stealing company funds.

Related:fraudtheft

Eminent Domain

property

The government's power to take private property for public use, provided it pays just compensation to the owner. Derived from the Fifth Amendment.

Eminent Domain

real estate

The government's power to take private property for public use, with the requirement of paying just compensation to the property owner.

Emission Standard

environmental

A legal limit on the amount of a pollutant that may be discharged from a specific source, established under statutes such as the Clean Air Act.

Emolument

constitutional

Payment or compensation for employment or services. The Emoluments Clause of the Constitution prohibits federal officials from receiving gifts from foreign governments.

Employee Retirement Income Security Act

employment

A federal law setting minimum standards for most voluntarily established retirement and health plans in private industry to provide protection for participants.

Employer Liability

employment

The legal responsibility of an employer for injuries, damages, or legal violations arising from the employment relationship, including respondeat superior and negligent hiring.

Employment Authorization Document

immigration

A card issued by USCIS granting a foreign national permission to work in the United States for a specific period.

Employment Contract

employment

An agreement between an employer and employee that specifies the terms of employment, including duties, compensation, and termination conditions.

Employment Contract

employment

A legally binding agreement between an employer and employee setting forth the terms and conditions of employment, including compensation, duties, and termination provisions.

EMTALA

healthcare

The Emergency Medical Treatment and Labor Act, requiring hospital emergency departments to provide medical screening and stabilizing treatment to anyone regardless of insurance status or ability to pay.

Enablement

ip

A patent law requirement that the specification must teach a person skilled in the art how to make and use the claimed invention without undue experimentation.

Enabling Statute

administrative

A law that grants authority to a government agency or official to take certain actions, such as creating regulations.

Encroachment

property

An intrusion upon the property or rights of another, such as a building or fence extending onto a neighbor's land.

Encryption

healthcare

The process of converting data into a coded form that can only be read by authorized parties, a key safeguard under the HIPAA Security Rule.

Encumbrance

property

A claim, lien, or liability attached to real property that may diminish its value or restrict its use, such as a mortgage, easement, or tax lien.

Related:lienmortgage

Encumbrance

real estate

Any claim, lien, charge, or liability attached to real property that may diminish its value or restrict its use.

Endangered Species Act

environmental

A federal law providing for the conservation of species at risk of extinction throughout all or a significant portion of their range and the ecosystems on which they depend.

Enforcement Rule

healthcare

The HIPAA regulation establishing procedures for investigations, hearings, and civil monetary penalties for violations of the HIPAA Privacy and Security Rules.

Enhanced Damages

ip

Treble damages that a court may award in a patent case where the infringement is found to be willful.

Enjoin

civil procedure

To issue a court order (injunction) requiring or prohibiting a specific action.

Entrapment

criminal

A defense in criminal law claiming that law enforcement induced a person to commit a crime they would not otherwise have committed.

Environmental Assessment

environmental

A concise document analyzing the environmental impacts of a proposed federal action to determine whether a full environmental impact statement is required.

Environmental Audit

environmental

A systematic review of a facility's compliance with environmental laws and regulations, often conducted voluntarily to identify and correct violations before enforcement action.

Environmental Compliance

environmental

The conformity of a business or facility with environmental laws, regulations, permits, and consent orders at the federal, state, and local levels.

Environmental Impact Statement

environmental

A detailed document required under NEPA for major federal actions significantly affecting the environment, analyzing the action's environmental consequences and alternatives.

Environmental Justice

environmental

The fair treatment and meaningful involvement of all people regardless of race, color, national origin, or income in the development and enforcement of environmental laws and regulations.

EPA Enforcement

environmental

Actions taken by the Environmental Protection Agency to compel compliance with environmental laws, including administrative orders, civil suits, and criminal prosecution.

EPCRA

environmental

The Emergency Planning and Community Right-to-Know Act, requiring businesses to report the storage, use, and release of hazardous substances to local communities.

Equal Opportunity

employment

The principle that all people should be treated fairly and given the same chances for employment, education, and other benefits regardless of protected characteristics.

Equal Pay Act

employment

A federal law prohibiting sex-based wage discrimination between men and women who perform substantially equal work in the same establishment.

Equal Protection

constitutional

The Fourteenth Amendment guarantee that all persons shall receive equal treatment under the law and that no state shall deny equal protection of the laws.

Equitable Distribution

family

A method of dividing marital property in a divorce based on fairness rather than an equal split, considering various factors.

Equity

general

A branch of law providing remedies beyond monetary damages, such as injunctions and specific performance. Also refers to ownership value in an asset.

Equity of Redemption

property

The right of a mortgagor to reclaim property by paying the full mortgage debt before or after foreclosure, depending on state law.

Escheat

estate

The reversion of property to the state when a person dies without a will and without legal heirs.

Escrow

property

An arrangement in which money, property, or documents are held by a neutral third party until specified conditions are met.

Related:closingdeed

Escrow

real estate

An arrangement in which a neutral third party holds documents and funds during a real estate transaction until all conditions of the sale are met.

Essential Health Benefits

healthcare

A set of ten categories of services that health insurance plans must cover under the Affordable Care Act, including hospitalization, prescription drugs, and preventive care.

Estate

estate

All of the property and assets owned by a person, especially at the time of death. Also refers to an ownership interest in land.

Related:probatewill

Estate Planning

estate

The process of arranging for the management and distribution of a person's assets during their lifetime and after death.

Related:willtrust

Estate Tax

tax

A federal tax on the transfer of a deceased person's estate exceeding the lifetime exemption amount, calculated on the fair market value of assets at the time of death.

Estimated Tax

tax

Quarterly tax payments made by self-employed individuals and others with income not subject to withholding to cover their anticipated tax liability.

Estoppel

general

A legal principle that prevents a person from asserting a position inconsistent with their previous conduct or representations if another party relied on those representations.

Estoppel by Deed

property

A doctrine preventing a grantor who conveys property by warranty deed from later claiming they did not have title at the time of conveyance.

Related:deedestoppel

Eviction

property

The legal process of removing a tenant from a rental property, typically for nonpayment of rent or lease violations.

Eviction

real estate

The legal process by which a landlord removes a tenant from rental property, typically for nonpayment of rent or violation of lease terms.

Evidence

evidence

Any form of proof presented in court to establish or disprove facts in a case, including testimony, documents, physical objects, and digital records.

Ex Parte

civil procedure

A legal proceeding or order involving only one party, without notice to or participation by the opposing party.

Exchange Act

securities

The Securities Exchange Act of 1934, which created the SEC and regulates the secondary trading of securities, broker-dealers, and exchanges.

Excise Tax

tax

A tax imposed on the manufacture, sale, or use of specific goods and services, such as fuel, tobacco, alcohol, and airline tickets.

Exclusionary Rule

criminal

A legal principle that prohibits evidence obtained in violation of the defendant's constitutional rights from being used at trial.

Exculpatory Clause

contracts

A contract provision that releases one party from liability for damages caused by their own negligence.

Exculpatory Evidence

criminal

Evidence tending to establish a criminal defendant's innocence. Prosecutors must disclose exculpatory evidence under the Brady rule.

Executor

estate

A person named in a will to manage the deceased person's estate, including distributing assets and paying debts.

Related:probatewill

Executory Contract

bankruptcy

A contract under which both parties have material unperformed obligations, which the debtor may assume or reject in bankruptcy.

Exemption

bankruptcy

Property or income that is protected from seizure by creditors or from taxation. In bankruptcy, exemptions determine what property the debtor may keep.

Exhaustion of Remedies

administrative

The requirement that a party pursue all available administrative remedies before seeking judicial review.

Expert Witness

evidence

A person with specialized knowledge, training, or experience who is qualified to provide an opinion on technical or scientific matters in a legal proceeding.

Expungement

criminal

The legal process of sealing or destroying a criminal record so that it is no longer accessible to the public.

Extortion

criminal

The crime of obtaining money, property, or services through coercion, threats, or intimidation.

Extradition

criminal

The formal process of surrendering a person accused or convicted of a crime from one jurisdiction (state or country) to another.

Extraordinary Ability Visa

immigration

An employment-based immigrant visa category (EB-1A) for individuals with extraordinary ability in sciences, arts, education, business, or athletics.

F

F-1 Visa

immigration

A nonimmigrant visa for foreign students enrolled full-time in an accredited academic institution in the United States.

Facility Access Control

healthcare

A HIPAA Security Rule physical safeguard requiring covered entities to implement policies and procedures to limit physical access to electronic information systems and facilities.

Fact Finder

courts

The person or body (judge or jury) responsible for determining the facts in a legal proceeding.

Fair Labor Standards Act

employment

The primary federal law establishing minimum wage, overtime pay, recordkeeping, and child labor standards for employees in the private sector and government.

Fair Market Value

real estate

The price at which property would change hands between a willing buyer and a willing seller, neither under compulsion, and both having reasonable knowledge of relevant facts.

Fair Use

intellectual property

A legal doctrine allowing limited use of copyrighted material without permission for purposes such as criticism, commentary, news reporting, teaching, and research.

Fair Use

ip

A doctrine in copyright law permitting limited use of copyrighted material without permission for purposes such as criticism, commentary, news reporting, teaching, and research.

False Claims Act

healthcare

A federal statute imposing liability on persons and entities that defraud governmental programs, including healthcare fraud, with treble damages and per-claim penalties.

False Imprisonment

tort

The unlawful restraint of a person's freedom of movement without their consent and without legal authority.

Family and Medical Leave Act

employment

A federal law requiring covered employers to provide up to 12 weeks of unpaid, job-protected leave per year for specified family and medical reasons.

Federal Court

courts

A court established under the U.S. Constitution to hear cases involving federal law, constitutional issues, and disputes between citizens of different states.

Federal Insecticide Fungicide and Rodenticide Act

environmental

A federal statute governing the sale, distribution, and use of pesticides, requiring EPA registration of all pesticide products.

Federal Question

courts

A case arising under the Constitution, federal statutes, or treaties, giving federal courts subject-matter jurisdiction.

Federally Recognized Tribe

tribal

An Indian tribe acknowledged by the federal government as having a government-to-government relationship with the United States, eligible for federal programs and services.

Fee Simple

real estate

The most complete form of ownership of real property, giving the owner the right to use, possess, and dispose of the land without limitation.

Fee Simple Defeasible

real estate

An estate in land that can be defeated or terminated upon the occurrence of a specified event or condition.

Fee-to-Trust

tribal

The process by which the federal government acquires private land and places it into trust status for the benefit of an Indian tribe, removing it from state and local jurisdiction.

Felony

criminal

A serious crime typically punishable by imprisonment for more than one year or death. Examples include murder, robbery, and burglary.

Felony Murder Rule

criminal

A legal rule holding a participant in a felony criminally liable for any death that occurs during the commission of the felony.

Related:murderfelony

Fiduciary

business

A person or entity that holds a position of trust and has a legal obligation to act in the best interest of another party.

Fiduciary Duty

business

A legal obligation of one party to act in the best interest of another, requiring utmost good faith, trust, and loyalty.

Fiduciary Duty in Securities

securities

The obligation of investment advisers and broker-dealers to act in the best interest of their clients when providing investment advice or managing assets.

Fifth Amendment

constitutional

The constitutional amendment providing protections against double jeopardy, self-incrimination, and deprivation of life, liberty, or property without due process.

Filing

civil procedure

The formal submission of legal documents to a court to initiate or continue a legal proceeding.

Filing Status

tax

A classification that determines the tax rate, standard deduction, and eligibility for certain credits, including single, married filing jointly, married filing separately, head of household, and qualifying widow(er).

Final Judgment

civil procedure

A court's last action that fully resolves all issues in a case, making it eligible for appeal.

Finding of No Significant Impact

environmental

A document issued by a federal agency when an environmental assessment determines that a proposed action will not significantly affect the environment, eliminating the need for a full EIS.

FINRA

securities

The Financial Industry Regulatory Authority, a self-regulatory organization that oversees broker-dealers and enforces compliance with securities rules.

First Amendment

constitutional

The constitutional amendment protecting freedom of speech, religion, press, assembly, and the right to petition the government.

Fixture

property

Personal property that has been attached to real property in such a way that it becomes part of the real property.

FLSA Exemption

employment

A classification under the Fair Labor Standards Act that exempts certain employees from minimum wage and overtime requirements based on their job duties and salary level.

FMLA Retaliation

employment

An employer's adverse action against an employee for exercising their rights under the Family and Medical Leave Act.

Force Majeure

contracts

A clause in a contract that frees parties from liability when extraordinary events beyond their control prevent performance, such as natural disasters or wars.

Foreclosure

property

The legal process by which a lender seizes and sells property when the borrower fails to make mortgage payments.

Foreclosure

real estate

A legal process by which a lender seizes and sells real property to recover the balance of a defaulted loan secured by a mortgage or deed of trust.

Foreign Tax Credit

tax

A credit allowing U.S. taxpayers to reduce their federal tax liability by the amount of income taxes paid or accrued to a foreign country.

Forgery

criminal

The crime of making, altering, or possessing a false document with the intent to defraud.

Form 10-K

securities

An annual report filed with the SEC providing a comprehensive summary of a public company's financial performance, including audited financial statements.

Related:form 10 qsec

Form 10-Q

securities

A quarterly report filed with the SEC containing unaudited financial statements and a continuing view of a company's financial position.

Related:form 10 ksec

Form 1099

tax

A series of IRS information returns used to report various types of income other than wages, salaries, and tips, including independent contractor payments and investment income.

Forum

courts

The court or jurisdiction where a case is heard.

Forum Shopping

civil procedure

The practice of choosing a court or jurisdiction that is most likely to provide a favorable outcome.

Fourteenth Amendment

constitutional

The constitutional amendment guaranteeing citizenship to all persons born in the U.S., due process of law, and equal protection of the laws.

Franchise

business

A license granted by a company (franchisor) to an individual or group (franchisee) to operate a business using the company's brand, products, and systems.

Fraud

criminal

Intentional deception or misrepresentation made with the intent to deprive another person of property or a legal right.

Fraudulent Transfer

bankruptcy

A conveyance of property made with the intent to hinder, delay, or defraud creditors, or made without receiving reasonably equivalent value while the debtor was insolvent.

Freedom of Speech

constitutional

The First Amendment right protecting individuals from government censorship of their expression, subject to certain limited exceptions.

Fresh Start

bankruptcy

The fundamental policy underlying consumer bankruptcy, allowing honest debtors to eliminate overwhelming debts and begin anew.

Frivolous

civil procedure

Lacking any legal merit or factual basis. Courts may impose sanctions for filing frivolous claims.

Full Faith and Credit

constitutional

The constitutional requirement that each state honor the legislative acts, public records, and judicial decisions of every other state.

FUTA

employment

The Federal Unemployment Tax Act, imposing a payroll tax on employers to fund state unemployment insurance programs and the federal share of extended benefits.

G

Garnishment

bankruptcy

A court-ordered process that directs a third party (typically an employer or bank) to withhold money from a debtor's wages or accounts to pay a creditor.

General Court-Martial

military

The most serious level of military court, with jurisdiction over all UCMJ offenses and the authority to impose any punishment authorized by the code, including death.

General Jurisdiction

courts

The authority of a court to hear any type of case, unless specifically excluded by law.

Genetic Information Nondiscrimination Act

employment

A federal law prohibiting discrimination in employment and health insurance based on an individual's genetic information.

Geneva Conventions

military

Four international treaties and their additional protocols establishing the standards of international law for humanitarian treatment during armed conflict.

Gift Tax

tax

A federal tax on transfers of property from one individual to another for less than full consideration, with an annual exclusion amount and a lifetime exemption.

Good Faith

contracts

An honest and sincere intention to deal fairly and without taking unfair advantage. A legal concept applied in contracts, negotiations, and insurance.

Good Samaritan Law

tort

A law protecting people who voluntarily provide emergency assistance to an injured person from liability for unintentional harm.

Grand Jury

criminal

A panel of citizens that examines evidence presented by a prosecutor and decides whether there is sufficient probable cause to indict a person for a crime.

Grand Larceny

criminal

Theft of property above a certain monetary threshold, classified as a felony. The threshold varies by state.

Grantee

property

A person who receives property or rights through a deed or other legal instrument.

Related:grantordeed

Grantor

estate

A person who transfers property or rights to another party. In trusts, the grantor creates the trust and transfers assets into it.

Related:granteetrust

Green Card

immigration

Informal term for a Permanent Resident Card (Form I-551), which evidences lawful permanent resident status in the United States.

Green Card

immigration

The common name for a lawful permanent resident card, entitling the holder to live and work permanently in the United States.

Greenhouse Gas

environmental

Gases such as carbon dioxide, methane, and nitrous oxide that trap heat in the atmosphere and contribute to climate change, increasingly subject to environmental regulation.

Gross Income

tax

All income from whatever source derived, including wages, interest, dividends, business income, and capital gains, before any deductions or exemptions.

Gross Negligence

tort

A conscious and voluntary disregard of the need to use reasonable care, involving a greater degree of carelessness than ordinary negligence.

Ground Lease

real estate

A long-term lease of land on which the tenant is permitted to construct improvements, with ownership of the land remaining with the lessor.

Grounds

civil procedure

The legal basis or foundation for a lawsuit, motion, or argument.

Guardian

family

A person appointed by a court to make decisions on behalf of someone who is unable to do so themselves, such as a minor or incapacitated adult.

Related:wardcustody

Guardian Ad Litem

family

A person appointed by a court to represent the best interests of a child or incapacitated adult during legal proceedings.

Guilty

criminal

A verdict finding that the defendant committed the crime charged. Also, the plea a defendant may enter acknowledging guilt.

H

H-1B Visa

immigration

A nonimmigrant work visa for foreign workers in specialty occupations requiring a bachelor's degree or equivalent in a specific field.

Habeas Corpus

constitutional

A writ requiring a person to be brought before a court, used to challenge the legality of their imprisonment or detention. A fundamental safeguard against unlawful confinement.

Habitual Offender

criminal

A person who has been convicted of multiple crimes, often subject to enhanced sentencing under three-strikes laws.

Harmless Error

civil procedure

An error during trial that did not affect the outcome and therefore does not warrant reversal of the judgment on appeal.

Hatch-Waxman Act

ip

A federal law governing the approval of generic drugs and patent dispute procedures, balancing incentives for pharmaceutical innovation with generic drug availability.

Hazardous Waste

environmental

Waste posing a substantial present or potential hazard to human health or the environment, regulated under the Resource Conservation and Recovery Act.

Related:rcracercla

Health Information Exchange

healthcare

The electronic sharing of health-related information among organizations according to nationally recognized standards, facilitating coordinated patient care.

Hearsay

evidence

An out-of-court statement offered in court to prove the truth of the matter asserted. Generally inadmissible, with numerous exceptions.

Hereditament

estate

Any property that can be inherited, including real property, personal property, and intangible rights.

HIPAA Authorization

healthcare

A detailed written document signed by a patient giving a covered entity permission to use or disclose protected health information for purposes not otherwise permitted under HIPAA.

HIPAA Privacy Rule

healthcare

The federal regulation establishing standards for the protection of individually identifiable health information by covered entities and business associates.

HIPAA Security Rule

healthcare

The federal regulation requiring covered entities and business associates to implement safeguards to ensure the confidentiality, integrity, and availability of electronic protected health information.

HITECH Act

healthcare

The Health Information Technology for Economic and Clinical Health Act, which strengthened HIPAA enforcement, expanded breach notification requirements, and promoted electronic health record adoption.

Hobby Loss Rule

tax

An IRS rule disallowing deductions from an activity not engaged in for profit, limiting deductions to the amount of income generated by the activity.

Holding

general

The court's determination of a legal question; the rule or principle established by a court decision. Distinguished from dictum.

Holographic Will

estate

A will that is entirely handwritten and signed by the testator, without witnesses. Recognized in some states.

Homestead Exemption

bankruptcy

A legal provision that protects a portion of a homeowner's equity in their primary residence from creditors, particularly in bankruptcy.

Homestead Exemption

real estate

A legal provision protecting a specified amount of equity in a homeowner's primary residence from creditors or reducing property tax obligations.

Homicide

criminal

The killing of one person by another, which may be criminal (murder, manslaughter) or justifiable (self-defense).

Hostile Work Environment

employment

A form of harassment where unwelcome conduct based on a protected characteristic is severe or pervasive enough to create an abusive or intimidating work environment.

Hostile Work Environment

employment

A form of harassment in which unwelcome conduct based on a protected characteristic is so severe or pervasive that it alters the conditions of employment and creates an abusive working atmosphere.

Humanitarian Parole

immigration

Discretionary authority allowing the government to permit entry of a foreign national into the United States temporarily for urgent humanitarian reasons.

Related:paroleuscis

Hung Jury

criminal

A jury that is unable to reach a unanimous verdict, resulting in a mistrial. The case may be retried.

I

I-130 Petition

immigration

A form filed by a U.S. citizen or lawful permanent resident to establish a qualifying family relationship with a foreign national seeking an immigrant visa.

I-140 Petition

immigration

An employer-filed petition to classify a foreign worker as eligible for an employment-based immigrant visa.

Illusory Promise

contracts

A statement that appears to be a promise but actually commits the promisor to nothing, making any resulting contract unenforceable.

Immigrant Visa

immigration

A visa issued to a foreign national intending to live permanently in the United States, based on an approved petition by a family member or employer.

Immigration Bond

immigration

A bond posted to secure the release of a detained foreign national from immigration custody, with the amount set by an immigration judge or ICE.

Immigration Judge

immigration

A judge within the Executive Office for Immigration Review who presides over removal proceedings and decides whether a foreign national may remain in the United States.

Immigration Waiver

immigration

A form of relief that forgives certain grounds of inadmissibility, such as unlawful presence or fraud, allowing an otherwise ineligible foreign national to obtain a visa or green card.

Immunity

general

Protection from legal liability or prosecution granted by law. Types include sovereign immunity (government), diplomatic immunity, and witness immunity.

Impanel

civil procedure

To select and seat a jury for a trial.

Impeachment

constitutional

The process of formally accusing a public official of misconduct. In evidence law, the process of attacking a witness's credibility.

In Camera

civil procedure

Latin for 'in chambers.' A legal proceeding or review conducted privately by a judge, typically to review sensitive evidence.

In Forma Pauperis

civil procedure

Latin for 'in the manner of a pauper.' A status allowing a person who cannot afford court fees to proceed without paying them.

In Loco Parentis

family

Latin for 'in the place of a parent.' Refers to a person or institution acting in a parental capacity.

In Rem

civil procedure

A legal action directed against property rather than against a specific person.

Inadmissibility

immigration

Grounds under the Immigration and Nationality Act that make a foreign national ineligible for admission to the United States, including criminal convictions, health issues, and prior immigration violations.

Inalienable Rights

constitutional

Rights that cannot be surrendered, sold, or transferred to another person, such as life, liberty, and the pursuit of happiness.

Incarceration

criminal

The confinement of a person in a jail or prison as punishment for a crime or while awaiting trial.

Inchoate

criminal

Incomplete or not fully formed. An inchoate crime is one that has been begun but not completed, such as attempt or conspiracy.

Incumbrance

property

A claim or liability that is attached to property, potentially diminishing its value. Alternative spelling of encumbrance.

Indemnification

contracts

A contractual obligation of one party to compensate another for losses or damages. Common in business contracts and insurance policies.

Independent Contractor

employment

A worker who provides services to another entity under terms specified in a contract, maintaining control over how the work is performed and not classified as an employee.

Indian Child Welfare Act

tribal

A federal law governing the removal and placement of Native American children in foster or adoptive homes, requiring preference for placement with extended family or tribal members.

Indian Civil Rights Act

tribal

A 1968 federal law imposing most of the protections of the Bill of Rights on tribal governments in their dealings with individuals.

Indian Commerce Clause

tribal

The provision of the U.S. Constitution granting Congress the power to regulate commerce with Indian tribes, forming a basis for federal Indian law.

Indian Country

tribal

A legal term defined by federal statute encompassing all land within the limits of any Indian reservation, dependent Indian communities, and Indian allotments.

Indian Gaming Regulatory Act

tribal

A federal law establishing the framework for the operation and regulation of gaming on Indian lands, requiring tribal-state compacts for Class III gaming.

Indian Reorganization Act

tribal

A 1934 federal law reversing the allotment policy, encouraging tribal self-governance, and providing for the establishment of tribal constitutions and corporate charters.

Indictment

criminal

A formal written accusation issued by a grand jury charging a person with a crime, based on a finding of probable cause.

Infraction

criminal

A minor violation of a law or rule, less serious than a misdemeanor, typically punishable only by a fine.

Infringement

intellectual property

The unauthorized use of a protected intellectual property right, such as a patent, copyright, or trademark.

Infringement Analysis

ip

The process of comparing an accused product or process to the claims of a patent to determine whether the patent's rights have been violated.

Infringement Claim

ip

A legal assertion by an IP owner that another party has violated their exclusive rights under patent, copyright, or trademark law.

Inheritance

estate

Property or assets received from a deceased person through a will or intestate succession.

Initial Public Offering

securities

The first sale of a company's stock to the public, transitioning the company from private to public ownership.

Injunction

civil procedure

A court order requiring a party to do or refrain from doing a specific act. Types include temporary restraining orders, preliminary injunctions, and permanent injunctions.

Injunctive Relief in Patent

ip

A court order directing the infringer to stop making, using, or selling the patented invention, granted based on a four-factor equitable test.

Innocent Spouse Relief

tax

A provision allowing a spouse to be relieved of joint tax liability when the other spouse improperly reported or omitted income on a joint return without the innocent spouse's knowledge.

Insider Trading

securities

The buying or selling of a publicly traded security by someone who possesses material nonpublic information about that security.

Insolvency

bankruptcy

The condition of being unable to pay debts as they become due. A prerequisite for many bankruptcy filings.

Insolvency

bankruptcy

A financial condition where a person's or entity's liabilities exceed the fair market value of their assets, or where they are unable to pay debts as they come due.

Installment Agreement

tax

An arrangement with the IRS allowing a taxpayer to pay their tax liability over time through regular monthly payments.

Intellectual Property

intellectual property

Legal rights protecting creations of the mind, including patents, copyrights, trademarks, and trade secrets.

Intent

criminal

The state of mind accompanying an act. In criminal law, intent (mens rea) is a key element in determining culpability.

Inter Partes Review

ip

A post-grant proceeding before the Patent Trial and Appeal Board to challenge the validity of a patent based on prior art consisting of patents or printed publications.

Interlocutory

civil procedure

A temporary or provisional court order that is not a final judgment, such as a preliminary injunction.

Interrogatory

civil procedure

A set of written questions sent by one party to another during the discovery phase of litigation, which must be answered under oath.

Interstate Commerce

constitutional

Commercial activity that crosses state borders, which Congress has the power to regulate under the Commerce Clause of the Constitution.

Intestate

estate

Dying without a valid will. The deceased person's property is distributed according to state intestacy laws.

Related:willprobate

Involuntary Manslaughter

criminal

The unintentional killing of a person through criminal negligence or during the commission of a non-felony crime.

Involuntary Petition

bankruptcy

A bankruptcy case filed against a debtor by creditors, forcing the debtor into bankruptcy if the creditors can show the debtor is generally not paying debts as they come due.

Itemized Deduction

tax

Specific expenses that individual taxpayers can deduct from adjusted gross income instead of taking the standard deduction, including mortgage interest, state taxes, and charitable contributions.

J

Joinder

civil procedure

The joining of parties or claims in a single lawsuit to promote judicial efficiency.

Joint and Several Liability

tort

A legal doctrine making each defendant independently liable for the full amount of damages, regardless of their individual share of fault.

Joint Employer

employment

A legal doctrine in which two or more entities are considered to share control over an employee's terms and conditions of employment, making both liable for labor law compliance.

Joint Tenancy

property

A form of co-ownership of property where two or more persons hold equal shares with the right of survivorship.

Judge

courts

A public official appointed or elected to preside over and decide cases in a court of law.

Judge Advocate

military

A military officer who is a licensed attorney serving as a legal adviser, prosecutor, or defense counsel within the military justice system.

Judgment

civil procedure

The final decision of a court resolving the dispute between the parties and determining their rights and obligations.

Judicial Notice

evidence

A court's acceptance of a well-known fact without requiring formal proof, such as the date of a holiday or a scientific principle.

Related:evidencefact

Judicial Review

constitutional

The power of courts to examine legislative and executive actions and determine whether they are constitutional.

Jurisdiction

courts

The authority of a court to hear and decide a case. Includes subject-matter jurisdiction (types of cases) and personal jurisdiction (authority over parties).

Jurisprudence

general

The theory and philosophy of law, or the body of legal knowledge and principles.

Jury

courts

A group of citizens selected to hear evidence in a trial and render a verdict based on the facts presented.

Jury Duty

civil procedure

The civic obligation to serve as a juror in a court of law when summoned. Federal law (28 U.S.C. § 1866) and state statutes prohibit employers from penalizing employees for jury service. Exemptions vary by jurisdiction but may include age, prior service, undue hardship, and certain occupations.

Jury Instructions

civil procedure

Directions given by a judge to a jury explaining the applicable law and how to apply it to the facts of the case.

Related:juryverdict

Just Compensation

property

The payment the government must make to a property owner when taking private property through eminent domain, typically fair market value.

Just Compensation

real estate

The fair market value that the government must pay a property owner when taking private property through eminent domain.

Juvenile

criminal

A person who has not yet reached the age of legal majority (typically 18). Juvenile proceedings are generally separate from adult criminal proceedings.

K

K-1 Visa

immigration

A nonimmigrant visa for the fiancé(e) of a U.S. citizen, allowing entry to the United States for the purpose of marriage within 90 days.

Kidnapping

criminal

The crime of unlawfully seizing and detaining a person against their will, often by force, threat, or deception.

L

L-1 Visa

immigration

A nonimmigrant visa allowing multinational companies to transfer executives, managers, or specialized knowledge workers from a foreign office to a U.S. office.

Labor Certification

immigration

A process requiring an employer to demonstrate that there are no qualified U.S. workers available for a position before sponsoring a foreign worker for permanent residence.

Labor Union

employment

An organization of workers formed to protect and advance members' interests through collective bargaining with employers regarding wages, benefits, and working conditions.

Laches

civil procedure

An equitable defense asserting that the plaintiff unreasonably delayed in asserting a claim, causing prejudice to the defendant.

Landlord

property

The owner of real property who rents or leases it to a tenant in exchange for periodic payment (rent).

Related:tenantlease

Landlord-Tenant Law

real estate

The body of law governing the rights and obligations of landlords and tenants in residential and commercial lease agreements.

Lanham Act

ip

The principal federal trademark statute governing trademark registration, protection, and unfair competition in the United States.

Larceny

criminal

The unlawful taking of another person's personal property with the intent to permanently deprive them of it. Also known as theft.

Law of War

military

The body of international law governing the conduct of armed conflict, including the treatment of prisoners, civilians, and the means and methods of warfare.

Lawsuit

civil procedure

A legal action brought by one party against another in a court of law to enforce a right or seek a remedy.

Lease

property

A contract granting the use of property (real or personal) for a specified period in exchange for periodic payments.

Lease

real estate

A contract granting the use and possession of real property for a specified period in exchange for rent.

Lemon Law

general

Consumer protection laws that provide remedies for buyers of vehicles that repeatedly fail to meet quality and performance standards.

Letters Testamentary

estate

A court document authorizing an executor to administer a deceased person's estate according to the will.

Levy

general

The legal seizure of property to satisfy a debt or judgment. Also, to impose a tax.

Liability

tort

Legal responsibility for one's acts or omissions. A finding of liability in a civil case typically results in an obligation to pay damages.

Libel

tort

A form of defamation involving false written or published statements that harm a person's reputation.

License

general

A legal permission to engage in an activity that would otherwise be unlawful, such as driving, practicing law, or using intellectual property.

Licensing Agreement

ip

A contract granting permission to use patented technology, copyrighted material, or a trademark under specified terms and conditions.

Lien

property

A legal claim or charge on property as security for the payment of a debt or obligation. Common types include mortgage liens, tax liens, and mechanic's liens.

Lien

real estate

A legal claim on property as security for the payment of a debt or obligation.

Life Estate

real estate

An ownership interest in real property that lasts only for the lifetime of a designated person, after which ownership passes to a remainder holder.

Lift Stay Motion

bankruptcy

A creditor's request to the bankruptcy court to remove the automatic stay protection so the creditor can pursue remedies against the debtor's property.

Limitation of Actions

civil procedure

Statutes establishing the maximum time period within which a legal proceeding must be initiated. Also called statutes of limitations.

Liquidation

bankruptcy

The process of selling a debtor's nonexempt assets and distributing the proceeds to creditors, the central mechanism of Chapter 7 bankruptcy.

Lis Pendens

property

Latin for 'pending litigation.' A notice filed with the county recorder indicating that a lawsuit involving real property is pending.

Lis Pendens

real estate

A notice filed with the county recorder indicating that a lawsuit affecting title to real property is pending.

Litigation

civil procedure

The process of resolving disputes through the court system, including filing lawsuits, discovery, motions, trial, and appeals.

Related:lawsuittrial

Living Will

estate

A legal document expressing a person's wishes regarding medical treatment in the event they become incapacitated and unable to communicate.

LLC

business

A Limited Liability Company — a business structure combining the liability protection of a corporation with the tax flexibility of a partnership.

Long-Term Capital Gain

tax

Profit from the sale of an asset held for more than one year, taxed at preferential rates lower than ordinary income tax rates.

M

Magistrate

courts

A judicial officer with limited authority, often handling preliminary criminal proceedings, minor offenses, and pretrial matters.

Related:judgejustice

Major Crimes Act

tribal

A federal statute granting federal courts jurisdiction over certain serious crimes committed by Indians in Indian country.

Malfeasance

general

Wrongful conduct or illegal activity, especially by a public official.

Malpractice

tort

Professional negligence — the failure of a professional (doctor, lawyer, accountant) to meet the standard of care, resulting in harm to the client or patient.

Mandamus

civil procedure

A court order compelling a government official or entity to perform a mandatory duty.

Mandate

civil procedure

An official order or command from a court, especially an appellate court directing a lower court to take specific action.

Related:remandappeal

Manslaughter

criminal

The unlawful killing of a person without premeditation or malice aforethought. Can be voluntary (in the heat of passion) or involuntary (through criminal negligence).

Margin

securities

Borrowed money used to purchase securities, subject to Regulation T and maintenance requirements set by the Federal Reserve and FINRA.

Marital Property

family

Property acquired during a marriage that is subject to division upon divorce, as opposed to separate property.

Market Manipulation

securities

Artificial inflation or deflation of a security's price through deceptive trading practices such as wash trading, spoofing, or pump-and-dump schemes.

Markman Hearing

ip

A pretrial hearing in patent litigation where the court construes the meaning and scope of disputed patent claim terms.

Material Misrepresentation

securities

A false statement of fact that is significant enough to influence an investor's decision to buy, sell, or hold a security.

Material Nonpublic Information

securities

Information about a company that has not been made available to the general public and would likely affect the company's stock price if disclosed.

Material Witness

evidence

A witness whose testimony is important enough to a case that they may be detained to ensure their availability.

Maximum Contaminant Level

environmental

The highest level of a contaminant allowed in drinking water under the Safe Drinking Water Act, enforceable by the EPA.

Means Test

bankruptcy

A formula used in Chapter 7 bankruptcy to determine whether a debtor's income is low enough to file for Chapter 7 or whether they must file under Chapter 13.

Means-Plus-Function Claim

ip

A patent claim element described by the function it performs rather than the specific structure, interpreted to cover the corresponding structure disclosed in the specification and its equivalents.

Mechanic's Lien

real estate

A statutory lien placed on real property by a contractor, subcontractor, or material supplier who has not been paid for work performed or materials furnished.

Mediation

civil procedure

A form of alternative dispute resolution where a neutral third party facilitates negotiation between the parties to help them reach a voluntary agreement.

Medicaid

healthcare

A joint federal-state program providing health insurance coverage to low-income individuals and families, with eligibility and benefits varying by state.

Medical Malpractice

healthcare

Professional negligence by a healthcare provider in which treatment falls below the accepted standard of care and causes injury or death to the patient.

Medicare

healthcare

A federal health insurance program primarily for individuals aged 65 and older, consisting of Part A (hospital), Part B (medical), Part C (Medicare Advantage), and Part D (prescription drugs).

Mens Rea

criminal

Latin for 'guilty mind.' The mental state or intent required to establish criminal liability, such as intent, knowledge, recklessness, or negligence.

Mens Rea Requirement

criminal

The principle that most crimes require proof of a guilty mental state, such as intent, knowledge, recklessness, or negligence.

Mental Health Parity

healthcare

Federal and state laws requiring health insurers to provide mental health and substance use disorder benefits comparable to medical and surgical benefits.

Merger

business

The combination of two or more companies into a single entity. In contract law, the integration of prior agreements into a final written contract.

Military Administrative Separation

military

The process of discharging a service member from the military outside of the court-martial system, for reasons such as misconduct, performance deficiencies, or medical conditions.

Military Appellate Court

military

A court within each branch of the armed forces that reviews court-martial convictions and sentences for legal errors.

Military Commission

military

A tribunal convened to try individuals for violations of the law of war and related offenses, distinct from courts-martial that try service members.

Military Extraterritorial Jurisdiction Act

military

A federal statute extending U.S. criminal jurisdiction to certain civilians and contractors accompanying the armed forces overseas.

Military Judge

military

A judge advocate certified to preside over courts-martial, ruling on questions of law, instructing panel members, and imposing sentences.

Military Protective Order

military

An order issued by a military commander directing a service member to refrain from contact with a specified person, similar to a civilian restraining order.

Military Rule of Evidence

military

Rules governing the admissibility of evidence in courts-martial, adapted from the Federal Rules of Evidence with modifications specific to military proceedings.

Minimum Contacts

courts

The constitutional requirement that a defendant must have sufficient connections with a forum state before the state's courts can exercise personal jurisdiction.

Minimum Necessary Standard

healthcare

A HIPAA requirement that covered entities limit the use, disclosure, and request of protected health information to the minimum amount needed to accomplish the intended purpose.

Minor

family

A person who has not yet reached the age of legal majority (typically 18) and lacks full legal capacity.

Miranda Rights

criminal

The rights that law enforcement must inform a suspect of upon arrest and before custodial interrogation, including the right to remain silent and the right to an attorney.

Misclassification

employment

The incorrect classification of an employee as an independent contractor, potentially depriving the worker of benefits, protections, and proper tax treatment.

Misdemeanor

criminal

A criminal offense less serious than a felony, typically punishable by fines, probation, or imprisonment for up to one year.

Misprision

criminal

The crime of concealing knowledge of a felony or an act of treason from authorities.

Misrepresentation

contracts

A false statement of material fact made to induce another party to enter into a contract or transaction.

Mistrial

criminal

A trial that has been terminated before its conclusion due to a procedural error, hung jury, or other extraordinary circumstance.

Mitigation

general

The duty of an injured party to take reasonable steps to minimize their damages. Also, factors presented at sentencing to argue for a lighter punishment.

Monopoly

business

Exclusive control of a market by a single entity, which may violate federal antitrust laws if achieved through anticompetitive practices.

Moot

civil procedure

A legal issue that has become academic or no longer presents a live controversy, making judicial resolution unnecessary.

Moral Turpitude

criminal

An act or behavior that violates community standards of justice, honesty, or good morals. Crimes involving moral turpitude can affect immigration status.

Mortgage

property

A loan secured by real property, where the borrower grants the lender a security interest in the property until the loan is repaid.

Mortgage

real estate

A legal instrument giving a lender a security interest in real property as collateral for a loan, with the borrower retaining possession.

Motion

civil procedure

A formal request made to a court asking for a ruling or order on a specific issue.

Related:briefhearing

Motion to Dismiss

civil procedure

A motion asking the court to dismiss a case for legal insufficiency, such as failure to state a claim or lack of jurisdiction.

Murder

criminal

The unlawful killing of a person with malice aforethought (premeditation and deliberation). First-degree murder involves planning; second-degree murder does not.

N

National Ambient Air Quality Standards

environmental

EPA standards establishing permissible levels of criteria pollutants in outdoor air to protect public health and welfare under the Clean Air Act.

National Interest Waiver

immigration

An exemption from the labor certification requirement for employment-based immigrants whose work is deemed to be in the national interest of the United States.

National Labor Relations Act

employment

A federal law protecting the rights of employees to organize, form labor unions, bargain collectively, and engage in concerted activity for mutual aid or protection.

National Pollutant Discharge Elimination System

environmental

The permitting program under the Clean Water Act that regulates point source discharges of pollutants into waters of the United States.

Natural Resource Damages

environmental

Monetary compensation for injury to, destruction of, or loss of natural resources caused by a release of hazardous substances, recoverable under CERCLA and the Oil Pollution Act.

Naturalization

immigration

The legal process by which a foreign national becomes a U.S. citizen after meeting eligibility requirements and passing required tests.

Naturalization

immigration

The process by which a lawful permanent resident becomes a U.S. citizen after meeting residency, language, civics, and good moral character requirements.

Necessaries

contracts

Goods and services essential for a person's basic needs, such as food, clothing, shelter, and medical care. Contracts for necessaries by minors may be enforceable.

Negligence

tort

The failure to exercise the standard of care that a reasonably prudent person would exercise under similar circumstances, resulting in harm to another.

Negotiation

general

The process of discussion and bargaining between parties to reach a mutually acceptable agreement or settlement.

NEPA

environmental

The National Environmental Policy Act, requiring federal agencies to assess the environmental effects of proposed actions before making decisions.

Net Operating Loss

tax

A loss that occurs when a taxpayer's allowable tax deductions exceed their taxable income in a given year, which may be carried forward to offset future income.

New Source Performance Standards

environmental

EPA regulations establishing emission limitations for new or modified stationary sources of air pollution in specific industrial categories.

Nisi Prius

courts

A trial court, as distinguished from an appellate court. The term refers to the court where a case is first tried.

No Contest

criminal

A plea (nolo contendere) in which the defendant does not admit guilt but accepts punishment. It cannot be used as an admission of liability in a civil case.

Related:pleaguilty

Nolo Contendere

criminal

Latin for 'I do not wish to contend.' A plea in criminal court similar to guilty but cannot be used as an admission in civil proceedings.

Non-Compete Agreement

employment

A contractual clause restricting an employee from working for competitors or starting a competing business for a specified period and geographic area after leaving employment.

Non-Compete Agreement

ip

A contractual restriction preventing an employee or business seller from competing with the other party for a specified time and geographic area.

Non-Disclosure Agreement

business

A contract creating a confidential relationship between parties, obligating one or both to keep certain information secret.

Non-Disclosure Agreement

employment

A contract requiring a party to keep certain information confidential, commonly used to protect trade secrets and proprietary business information.

Nonattainment Area

environmental

A geographic area where the concentration of a criteria pollutant exceeds the National Ambient Air Quality Standards.

Nonconforming Use

property

A land use that was lawful before a zoning change but no longer complies with current zoning regulations. Generally allowed to continue but not expand.

Nondischargeable Debt

bankruptcy

A debt that cannot be eliminated in bankruptcy, including student loans (absent undue hardship), certain taxes, child support, and debts arising from fraud.

Nonimmigrant Visa

immigration

A visa issued to a foreign national seeking temporary entry to the United States for a specific purpose such as tourism, study, or temporary work.

Nonjudicial Punishment

military

Disciplinary action taken by a commanding officer without a court-martial, authorized under Article 15 of the UCMJ for minor offenses.

Notary Public

general

A person authorized by the state to witness the signing of documents, administer oaths, and certify the authenticity of signatures.

Notice

civil procedure

Formal notification to a party of a legal action, proceeding, or right. Due process requires adequate notice before the government deprives a person of rights.

Notice of Privacy Practices

healthcare

A document that covered entities must provide to patients describing how their protected health information may be used and disclosed and their rights under HIPAA.

Notice to Appear

immigration

A charging document issued by the Department of Homeland Security that initiates removal proceedings by notifying the foreign national of the allegations and charges.

Novelty

ip

A requirement for patentability meaning the invention must be new and not anticipated by any single prior art reference.

Nuisance

property

An unreasonable interference with the use and enjoyment of another person's property. Can be private (affecting one party) or public (affecting the community).

Nuncupative Will

estate

An oral will made during the last illness or in imminent peril of death, valid only in limited circumstances in some states.

O

Oath

general

A solemn promise to tell the truth or faithfully perform a duty, often invoking a higher power. Witnesses testify under oath.

Objection

evidence

A formal protest raised by an attorney during trial challenging the admissibility of evidence or the propriety of a question or procedure.

Obstruction of Justice

criminal

The crime of intentionally interfering with the administration of law, including tampering with evidence, intimidating witnesses, or lying to investigators.

Obviousness

ip

A ground for rejecting or invalidating a patent if the invention would have been obvious to a person having ordinary skill in the art at the time of the invention.

Offer

contracts

A proposal by one party to another indicating a willingness to enter into a contract on specified terms.

Offer in Compromise

tax

An agreement between a taxpayer and the IRS to settle a tax debt for less than the full amount owed, based on the taxpayer's ability to pay.

Offering Memorandum

securities

A legal document describing a securities offering in a private placement, similar to a prospectus but used for exempt offerings.

Office Action

ip

A written communication from a patent or trademark examiner at the USPTO raising objections or rejections that the applicant must address.

Opening Statement

civil procedure

An attorney's introductory remarks at the beginning of a trial, outlining the evidence and arguments they intend to present.

Opinion

courts

A judge's written explanation of the court's decision, including the legal reasoning, analysis of facts, and conclusion.

Optional Practical Training

immigration

A program allowing F-1 students to work in the United States for up to 12 months (or 36 months for STEM graduates) in a field related to their study.

Ordinance

general

A law enacted by a municipal or local government, such as a city or county.

Original Jurisdiction

courts

The authority of a court to hear a case for the first time, as opposed to appellate jurisdiction.

OSHA

employment

The Occupational Safety and Health Administration, the federal agency responsible for setting and enforcing workplace safety and health standards.

OSHA Citation

employment

A written notice issued by the Occupational Safety and Health Administration alleging violations of workplace safety standards and proposing penalties.

Overrule

courts

When a court rejects an objection during trial, allowing the evidence or question. Also, when a higher court sets aside a lower court's precedent.

Overtime

employment

Compensation required under the FLSA at one and a half times the regular rate of pay for hours worked in excess of 40 in a workweek by nonexempt employees.

Ozone Depleting Substance

environmental

Chemicals regulated under the Clean Air Act and the Montreal Protocol that deplete the stratospheric ozone layer, including chlorofluorocarbons and hydrochlorofluorocarbons.

P

Pardon

criminal

An executive act forgiving a person for a crime and releasing them from punishment. The President can pardon federal crimes; governors can pardon state crimes.

Parol Evidence Rule

contracts

A legal principle that prevents parties to a written contract from introducing prior or contemporaneous oral agreements that contradict or modify the written terms.

Parole

criminal

The supervised release of a prisoner before the completion of their sentence, subject to conditions and monitoring.

Parole

immigration

Temporary permission granted by immigration authorities for a foreign national to physically enter or remain in the United States for urgent humanitarian reasons or significant public benefit.

Partition

property

The division of jointly owned property into separate portions so each owner may take individual possession of their share.

Partition

real estate

A court action to divide co-owned property among its owners, either by physical division or by sale and division of proceeds.

Partnership

business

A business arrangement where two or more persons agree to share profits and losses. Can be general, limited, or limited liability.

Partnership

tax

A business arrangement where two or more persons carry on a trade or business, with income and losses passing through to the partners' individual tax returns.

Pass-Through Entity

tax

A business structure such as a partnership, S corporation, or LLC that does not pay entity-level income tax, instead passing income and deductions through to the owners' individual returns.

Passive Activity Loss

tax

A loss from a trade or business activity in which the taxpayer does not materially participate, subject to limitations restricting its use against active or portfolio income.

Patent

intellectual property

A government-granted exclusive right to an inventor, allowing them to prevent others from making, using, or selling the invention for a limited period (typically 20 years).

Patent Claims

ip

The numbered paragraphs at the end of a patent that define the scope of legal protection, specifying what the inventor has the right to exclude others from making, using, or selling.

Patent Cooperation Treaty

ip

An international treaty providing a unified procedure for filing patent applications in multiple countries through a single international application.

Patent Eligibility

ip

The threshold requirement that an invention fall within one of the four statutory categories (process, machine, manufacture, or composition of matter) and not be an abstract idea, law of nature, or natural phenomenon.

Patent Infringement

ip

The unauthorized making, using, selling, or importing of a patented invention during the term of the patent.

Patent Prosecution

ip

The process of drafting, filing, and negotiating with the USPTO to obtain a patent, including responding to office actions and amending claims.

Patent Term Extension

ip

An extension of a patent's expiration date to compensate for delays caused by regulatory review, commonly applied to pharmaceutical patents.

Patent Trial and Appeal Board

ip

An adjudicative body within the USPTO that conducts inter partes reviews, post-grant reviews, and appeals from patent examiner rejections.

Patent Troll

ip

A pejorative term for an entity that acquires patents primarily to assert them against operating companies rather than to practice the patented technology.

Patient Rights

healthcare

Legal rights of patients including informed consent, privacy, access to medical records, and the right to refuse treatment.

Payroll Tax

employment

Taxes withheld from employee wages and paid by employers to fund Social Security, Medicare, and unemployment insurance programs.

Pension

employment

A retirement plan funded by employer contributions that provides a defined monthly benefit to eligible employees upon retirement.

Per Curiam

courts

Latin for 'by the court.' A judicial opinion issued by the court as a whole rather than authored by a single judge.

Related:opinioncourt

Per Stirpes

estate

A method of distributing an estate where each branch of a family receives an equal share, regardless of the number of members in each branch.

Peremptory Challenge

civil procedure

The right of an attorney to reject a prospective juror without stating a reason, limited in number and cannot be based on race or gender.

Perjury

criminal

The crime of willfully making a false statement under oath in a judicial or official proceeding.

PERM

immigration

The Program Electronic Review Management system used by the Department of Labor to process labor certification applications for employment-based immigration.

Personal Jurisdiction

courts

A court's authority over the parties in a lawsuit, based on their presence, domicile, consent, or minimum contacts with the forum state.

Petit Jury

courts

A trial jury, typically consisting of 6 to 12 members, that hears evidence and renders a verdict in a case.

Pharmacy Benefit Manager

healthcare

A third-party entity that administers prescription drug programs on behalf of health insurers, negotiating with drug manufacturers and pharmacies.

Phase I Environmental Site Assessment

environmental

An investigation of a property's environmental condition, typically conducted during real estate transactions, to identify potential or existing contamination.

Phase II Environmental Site Assessment

environmental

A follow-up investigation involving sampling and laboratory analysis to confirm the presence or absence of contamination identified during a Phase I assessment.

Plaintiff

civil procedure

The party who initiates a civil lawsuit by filing a complaint against the defendant.

Plan of Reorganization

bankruptcy

A document filed in Chapter 11 describing how the debtor proposes to treat each class of claims and interests and how the debtor will operate going forward.

Plea

criminal

A defendant's formal response to criminal charges — typically guilty, not guilty, or no contest (nolo contendere).

Plea Bargain

criminal

An agreement between the prosecution and defendant where the defendant pleads guilty to a lesser charge or receives a lighter sentence in exchange for cooperation.

Related:pleasentence

Pleading

civil procedure

A formal written document filed with the court that sets forth the claims or defenses of a party in a lawsuit.

Plenary Power

tribal

The broad authority of Congress over Indian affairs, derived from the Indian Commerce Clause and treaty-making power, subject to trust obligations.

Ponzi Scheme

securities

A fraudulent investment scheme in which returns to earlier investors are paid using capital from newer investors rather than from legitimate business profits.

Post-Grant Review

ip

A proceeding before the PTAB to challenge a patent's validity on any ground within nine months of the patent's issuance.

Potentially Responsible Party

environmental

Any individual or entity that may be liable for contamination at a Superfund site, including past and present owners, operators, generators, and transporters.

Power of Attorney

estate

A legal document authorizing one person (the agent or attorney-in-fact) to act on behalf of another (the principal) in financial, legal, or medical matters.

Precedent

general

A court decision that establishes a rule or principle to be followed in future cases with similar facts or issues. The foundation of the common law system.

Preference

bankruptcy

A payment or transfer made to a creditor within 90 days before bankruptcy filing (or one year for insiders) that gives that creditor more than it would have received in a Chapter 7 liquidation.

Pregnancy Discrimination Act

employment

A federal law amending Title VII to prohibit employment discrimination on the basis of pregnancy, childbirth, or related medical conditions.

Preliminary Hearing

criminal

A proceeding held to determine whether there is enough evidence (probable cause) to proceed with a criminal trial.

Preponderance of the Evidence

evidence

The standard of proof in most civil cases, requiring the plaintiff to show that their version of events is more likely true than not.

Presumption of Innocence

criminal

The fundamental principle that a person accused of a crime is considered innocent until proven guilty beyond a reasonable doubt.

Pretermitted Heir

estate

A child born after the execution of a will who is unintentionally omitted. Most states provide such children with a share of the estate.

Pretrial Agreement

military

A plea agreement in the military justice system between the accused and the convening authority, typically involving a guilty plea in exchange for a cap on the sentence.

Prevailing Wage

employment

The wage rate established by law for workers on government-funded construction or service contracts, based on local wage surveys.

Prevention of Significant Deterioration

environmental

A Clean Air Act program requiring preconstruction review and permitting for new or modified major stationary sources in areas that meet air quality standards.

Prima Facie

evidence

Latin for 'on its face.' Evidence sufficient to establish a fact or raise a presumption unless rebutted by contradictory evidence.

Prior Art

ip

Any evidence that an invention is already known, including previous patents, publications, or public uses, used to evaluate novelty and nonobviousness.

Prior Authorization

healthcare

A requirement that a healthcare provider obtain approval from a health plan before a specific service, procedure, or medication will be covered.

Priority Claim

bankruptcy

A claim that is entitled to be paid before general unsecured claims in a bankruptcy case, including certain taxes, wages, and domestic support obligations.

Priority Date

immigration

The date that establishes an immigrant's place in the visa queue, typically the date the labor certification application or immigrant petition was filed.

Private Law

general

Law governing relationships between private individuals and organizations, including contracts, torts, property, and family law.

Private Placement

securities

The sale of securities to a small number of select investors without a public offering, typically exempt from SEC registration under Regulation D.

Privilege

evidence

A legal right to refuse to disclose certain information, such as attorney-client communications, doctor-patient communications, or spousal communications.

Privity

contracts

A close and direct relationship between parties, such as parties to a contract, that allows one to enforce rights against the other.

Pro Bono

general

Legal services provided free of charge, typically to indigent clients or nonprofit organizations, as a professional obligation or public service.

Pro Se

civil procedure

Latin for 'for oneself.' Representing oneself in a legal proceeding without an attorney.

Probable Cause

criminal

A reasonable belief, based on facts and circumstances, that a crime has been committed or that evidence of a crime will be found. Required for arrests and search warrants.

Probate

estate

The legal process of administering a deceased person's estate, including validating the will, paying debts, and distributing assets to beneficiaries.

Related:willexecutor

Probation

criminal

A sentence allowing a convicted person to remain in the community under supervision instead of serving time in prison, subject to conditions.

Procedural Due Process

constitutional

The constitutional requirement that the government follow fair procedures before depriving a person of life, liberty, or property.

Product Liability

tort

The legal responsibility of manufacturers, distributors, and retailers for injuries caused by defective products.

Promissory Estoppel

contracts

A legal doctrine preventing a party from reneging on a promise if another party relied on that promise to their detriment.

Promissory Note

contracts

A written promise by one party to pay a specified sum of money to another party at a definite time or on demand.

Related:mortgagedebt

Proof of Claim

bankruptcy

A written statement filed by a creditor describing the reason the debtor owes the creditor money and the amount owed.

Property Tax

real estate

A tax levied by local governments on real property based on the assessed value of the land and improvements.

Prosecution

criminal

The process of initiating and pursuing criminal charges against a defendant. Also refers to the government attorney (prosecutor) who brings the case.

Prosecution History Estoppel

ip

A doctrine that prevents a patent holder from recapturing through claim interpretation the scope of protection surrendered during the patent prosecution process.

Prospectus

securities

A formal legal document filed with the SEC that provides details about an investment offering, including risks, financial data, and business operations.

Protected Health Information

healthcare

Individually identifiable health information held or transmitted by a covered entity or business associate, in any form or media.

Protective Order

family

A court order that protects a person from harm or harassment, often used in domestic violence cases. Also, an order limiting the disclosure of sensitive information during discovery.

Provisional Patent Application

ip

A lower-cost patent filing that establishes an early filing date and allows the term 'patent pending,' but expires after 12 months unless a nonprovisional application is filed.

Proximate Cause

tort

The primary cause of an injury or harm that is legally sufficient to result in liability. The cause without which the injury would not have occurred.

Proximate Result

tort

The direct outcome of an action that was foreseeable and contributed to the harm or injury in question.

Proxy Solicitation

securities

The process of gathering shareholder votes, typically conducted before annual meetings, regulated by the SEC to ensure adequate disclosure.

Proxy Statement

securities

A document the SEC requires public companies to provide to shareholders before a shareholder meeting, containing information needed to make informed voting decisions.

Public Charge

immigration

An inadmissibility ground based on the likelihood that a foreign national will become primarily dependent on government assistance for subsistence.

Public Defender

criminal

An attorney appointed by the court to represent defendants who cannot afford to hire a private attorney.

Public Law

general

Law governing the relationship between individuals and the government, including constitutional law, criminal law, and administrative law.

Public Law 280

tribal

A federal statute transferring criminal jurisdiction over Indian country to certain state governments in specified states, without tribal consent.

Punitive Damages

tort

Monetary damages awarded in addition to compensatory damages to punish the defendant for particularly egregious conduct and deter similar behavior.

Q

Qualified Business Income Deduction

tax

A deduction under Section 199A allowing eligible taxpayers to deduct up to 20 percent of qualified business income from a pass-through entity.

Qualified Immunity

civil rights

A legal doctrine that protects government officials, including law enforcement officers, from civil liability for constitutional violations unless they violated 'clearly established' statutory or constitutional rights that a reasonable person would have known. Established in Harlow v. Fitzgerald (1982) and frequently debated in excessive force and civil rights cases.

Quantum Meruit

contracts

Latin for 'as much as deserved.' A legal claim allowing recovery for the reasonable value of services rendered when no contract exists.

Quasi-Contract

contracts

A legal obligation imposed by a court to prevent unjust enrichment when no formal contract exists between the parties.

Quid Pro Quo

employment

Latin for 'something for something.' In employment law, a type of sexual harassment where employment benefits are conditioned on sexual favors.

Quid Pro Quo Harassment

employment

A form of sexual harassment where employment decisions such as hiring, promotion, or continued employment are conditioned on the employee's submission to unwelcome sexual conduct.

Quiet Enjoyment

real estate

A tenant's right to use and enjoy leased premises without substantial interference from the landlord or third parties claiming superior title.

Quiet Title

real estate

A court action to establish ownership of real property and remove any adverse claims or clouds on the title.

Quitclaim Deed

property

A deed that transfers whatever interest the grantor has in property without any warranties about the quality of title.

Quitclaim Deed

real estate

A deed transferring whatever interest the grantor has in a property without making any warranties about the quality of the title.

Quorum

business

The minimum number of members required to be present at a meeting for business to be validly transacted.

R

Racketeering

criminal

Engaging in a pattern of criminal activity as part of an organized enterprise. Prosecuted under federal RICO statutes.

Ratification

general

The formal approval of an agreement, amendment, or treaty. In contract law, the acceptance of a previously unauthorized act.

RCRA

environmental

The Resource Conservation and Recovery Act, the principal federal statute governing the generation, transportation, treatment, storage, and disposal of hazardous and solid waste.

Reaffirmation

bankruptcy

A voluntary agreement by a debtor to continue paying a dischargeable debt after bankruptcy, typically to retain collateral such as a car or home.

Reaffirmation Agreement

bankruptcy

A legally binding agreement in which a debtor voluntarily agrees to repay a debt that would otherwise be discharged, often to retain collateral.

Real Property

property

Land and anything permanently attached to it, including buildings, trees, and fixtures. Distinguished from personal property.

Reasonable Accommodation

employment

A modification or adjustment to a job, work environment, or employment process that enables a qualified individual with a disability to perform essential job functions.

Reasonable Doubt

criminal

The standard of proof in criminal cases; the level of certainty a juror must have to find a defendant guilty. Not merely possible doubt but doubt based on reason.

Recidivism

criminal

The tendency of a convicted criminal to reoffend after serving their sentence.

Recidivist

criminal

A person who repeatedly commits crimes and returns to criminal behavior after being punished.

Recognizance

criminal

A bond or obligation recorded before a court whereby a person promises to appear in court or meet a specified condition.

Related:bailbond

Recording

real estate

The act of filing a deed, mortgage, or other document affecting title to real property with the county recorder's office to provide public notice of the interest.

Recoupment

civil procedure

A defendant's right to reduce the plaintiff's claim by the amount the plaintiff owes the defendant arising from the same transaction.

Recusal

courts

The act of a judge withdrawing from hearing a case due to a potential conflict of interest or appearance of bias.

Related:judgebias

Redaction

general

The process of editing or obscuring portions of a document to remove sensitive, privileged, or classified information.

Reexamination

ip

A USPTO proceeding to reconsider the validity of issued patent claims based on newly cited prior art.

Reformation

contracts

An equitable remedy correcting a written instrument (such as a contract or deed) to reflect the parties' true intentions.

Registration Statement

securities

A document filed with the SEC that includes a prospectus and other information about the issuer and the securities being offered for public sale.

Regulation

administrative

A rule or order issued by a government agency that has the force of law, created through the administrative rulemaking process.

Regulation A

securities

An SEC regulation providing an exemption from registration for small securities offerings, allowing companies to raise up to $75 million in a 12-month period.

Regulation Best Interest

securities

An SEC rule requiring broker-dealers to act in the best interest of retail customers when making investment recommendations, exceeding the prior suitability standard.

Regulation D

securities

A set of SEC rules providing exemptions from registration requirements, allowing companies to raise capital through private placements without a full public offering.

Regulation FD

securities

An SEC rule requiring that when an issuer discloses material nonpublic information to certain individuals, it must make public disclosure of that information simultaneously.

Regulation S

securities

An SEC safe harbor provision defining when securities offerings are deemed to occur outside the United States and thus not subject to SEC registration.

Regulation SHO

securities

An SEC regulation governing short sale practices, including requirements for locating and delivering borrowed shares.

Rejection

bankruptcy

The debtor's decision in bankruptcy to terminate an executory contract or unexpired lease, treating the breach as a prepetition claim.

Reliance

contracts

Dependence on another party's representations or promises, which may give rise to legal rights under estoppel or contract law.

Relief from Stay

bankruptcy

A motion filed by a creditor asking the bankruptcy court to lift the automatic stay so the creditor may pursue its claim or foreclose on collateral.

Remainder

real estate

A future interest in real property that takes effect after the termination of a prior estate, such as a life estate.

Remand

civil procedure

When an appellate court sends a case back to a lower court for further proceedings consistent with the appellate court's decision.

Remediation

environmental

The process of cleaning up contaminated soil, groundwater, or other environmental media to protect human health and the environment.

Remedy

general

The means by which a court enforces a right or prevents or compensates for a wrong. Includes damages, injunctions, and specific performance.

Remittitur

civil procedure

A court order reducing a jury's damage award when the judge finds it excessive.

Related:damagestrial

Removal

civil procedure

The transfer of a case from state court to federal court by the defendant when federal jurisdiction exists. In immigration law, the deportation of a foreign national.

Removal Proceedings

immigration

The legal process before an immigration judge to determine whether a foreign national should be removed from the United States.

Reorganization

bankruptcy

The process under Chapter 11 or Chapter 13 by which a debtor restructures its debts and business operations according to a court-approved plan.

Replevin

civil procedure

A legal action to recover personal property that has been wrongfully taken or detained.

Repossession

bankruptcy

The act of a creditor taking back property (usually personal property like a vehicle) from a debtor who has defaulted on payments.

Res Judicata

civil procedure

Latin for 'a matter judged.' The principle that a final judgment on the merits bars the same parties from relitigating the same claim.

Rescission

contracts

The cancellation of a contract, restoring the parties to their positions before the contract was formed.

Respondeat Superior

tort

Latin for 'let the master answer.' The legal doctrine holding employers vicariously liable for the negligent acts of employees performed within the scope of employment.

Respondeat Superior

employment

A legal doctrine holding an employer liable for the wrongful acts of an employee committed within the scope of employment.

Restitution

criminal

The restoration of property or money to its rightful owner. In criminal law, a court-ordered payment by a convicted person to compensate the victim.

Restraining Order

family

A court order prohibiting a person from engaging in certain conduct, such as contacting or approaching another person. Can be temporary or permanent.

Restricted Securities

securities

Securities acquired through unregistered private sales from the issuer or an affiliate that cannot be freely traded without compliance with SEC regulations.

Retainer

general

A fee paid to an attorney in advance to secure their services. Also, the agreement establishing the attorney-client relationship.

Retaliation

employment

An adverse employment action taken against an employee for engaging in a protected activity, such as filing a discrimination complaint, reporting safety violations, or participating in an investigation.

Reversal

civil procedure

An appellate court's decision to overturn or set aside a lower court's judgment.

RICO

criminal

The Racketeer Influenced and Corrupt Organizations Act, a federal law providing extended penalties for criminal acts performed as part of an ongoing criminal enterprise.

Right of Survivorship

property

A feature of joint tenancy where, upon the death of one owner, the deceased's share automatically passes to the surviving owner(s) rather than through the estate.

Right of Way

property

The legal right to pass through property owned by another. Also, the right of a vehicle or pedestrian to proceed first in a traffic situation.

Right to Access

healthcare

A HIPAA right allowing individuals to inspect and obtain a copy of their protected health information maintained in a designated record set.

Right to Amend

healthcare

A HIPAA right allowing individuals to request that a covered entity amend their protected health information if they believe it is inaccurate or incomplete.

Right-to-Work Law

employment

A state law prohibiting union security agreements that require employees to join or pay dues to a union as a condition of employment.

Riparian Rights

real estate

The rights of landowners whose property borders a natural watercourse to make reasonable use of the water.

Risk Analysis

healthcare

A required element of the HIPAA Security Rule in which a covered entity identifies and evaluates potential risks and vulnerabilities to the confidentiality of electronic protected health information.

Risk Management

healthcare

The HIPAA Security Rule requirement to implement security measures sufficient to reduce identified risks and vulnerabilities to a reasonable and appropriate level.

Robbery

criminal

The crime of taking property from a person by force, threat, or intimidation. Distinguished from larceny by the use or threat of force.

Royalty

ip

A payment made to a patent, copyright, or trademark owner in exchange for the right to use the intellectual property.

Rule 144

securities

An SEC rule providing a safe harbor for the resale of restricted and control securities if certain conditions are met, including holding period and volume limitations.

Rulemaking

administrative

The process by which administrative agencies create regulations that have the force of law, typically through notice-and-comment procedures under the APA.

S

S Election

tax

A tax election under Subchapter S of the Internal Revenue Code allowing eligible corporations to be taxed as pass-through entities, avoiding double taxation.

Safe Drinking Water Act

environmental

A federal law protecting public drinking water supplies by establishing standards for drinking water quality and regulating underground injection of contaminants.

Sales Tax

tax

A consumption tax imposed by state and local governments on the sale of goods and certain services, collected by the seller at the point of sale.

Sanction

courts

A penalty or punitive measure imposed by a court for violations of rules, orders, or standards of conduct.

Sarbanes-Oxley Act

securities

A 2002 federal law establishing enhanced financial disclosure requirements and corporate governance standards for public companies in response to accounting scandals.

Search and Seizure

criminal

The examination of a person's property by law enforcement and the taking of evidence. The Fourth Amendment protects against unreasonable searches and seizures.

Search Warrant

criminal

A court order authorizing law enforcement to search a specific location for specific evidence of a crime, based on probable cause.

SEC Rule 10b-5

securities

The principal antifraud provision under the Securities Exchange Act of 1934, prohibiting any act of fraud or deceit in connection with the purchase or sale of securities.

Second Amendment

constitutional

The constitutional amendment protecting the right of individuals to keep and bear arms.

Section 179

tax

An IRS provision allowing businesses to deduct the full purchase price of qualifying equipment and software in the year of purchase, rather than depreciating it over time.

Secured Creditor

bankruptcy

A creditor whose claim is secured by a lien on or security interest in the debtor's property, giving the creditor priority over unsecured creditors.

Secured Debt

bankruptcy

A debt backed by collateral (property) that the creditor can seize if the debtor defaults.

Securities Act

securities

The Securities Act of 1933, which requires registration of securities offerings and mandates disclosure of material information to investors.

Securities Fraud

securities

Any deceptive practice in connection with the sale or purchase of securities, including misrepresentation, market manipulation, and insider trading.

Security Safeguard

healthcare

Administrative, physical, and technical measures required under the HIPAA Security Rule to protect the confidentiality, integrity, and availability of electronic protected health information.

Self-Determination

tribal

The federal policy promoting tribal control over programs and services previously administered by the Bureau of Indian Affairs, established by the Indian Self-Determination and Education Assistance Act.

Self-Employment Tax

tax

A tax consisting of Social Security and Medicare taxes paid by individuals who work for themselves, equivalent to both the employer and employee portions.

Self-Incrimination

constitutional

The act of providing testimony or evidence that exposes oneself to criminal prosecution. The Fifth Amendment protects against compelled self-incrimination.

Sentence

criminal

The punishment imposed by a court on a person convicted of a crime, which may include imprisonment, fines, probation, or community service.

Sequestration

civil procedure

The isolation of a jury from outside contact during deliberation, or the court-ordered seizure of property to preserve it during litigation.

Service of Process

civil procedure

The formal delivery of legal documents (summons, complaint) to a defendant or party, notifying them of legal proceedings and establishing the court's jurisdiction.

Servicemembers Civil Relief Act

military

A federal law providing legal protections to active-duty military members, including reduced interest rates, stay of proceedings, and protection from default judgments.

Setback Requirement

real estate

A zoning regulation specifying the minimum distance a building must be from a property line, street, or other structure.

Setoff

civil procedure

A defendant's right to reduce the plaintiff's claim by an amount the plaintiff owes the defendant, arising from a different transaction.

Settlement

civil procedure

An agreement between parties to resolve a dispute without a full trial, often involving the payment of money in exchange for dismissal of claims.

Seventh Amendment

constitutional

The constitutional amendment preserving the right to a jury trial in civil cases where the amount in controversy exceeds twenty dollars.

Severance Agreement

employment

A contract between an employer and a departing employee providing compensation or benefits in exchange for a release of legal claims against the employer.

Sexual Harassment

employment

Unwelcome sexual advances, requests for sexual favors, or other verbal or physical conduct of a sexual nature that affects employment or creates a hostile work environment.

Shareholder

business

An owner of shares (stock) in a corporation, entitled to dividends and voting rights proportional to their ownership stake.

Short Selling

securities

The sale of a security that the seller does not own, borrowed from a broker, with the expectation that the price will decline so it can be repurchased at a lower price.

Short-Term Capital Gain

tax

Profit from the sale of an asset held for one year or less, taxed as ordinary income at the taxpayer's marginal rate.

Sine Qua Non

general

Latin for 'without which not.' An essential condition or element without which something cannot exist or occur.

Sixth Amendment

constitutional

The constitutional amendment guaranteeing criminal defendants the right to a speedy and public trial, an impartial jury, notice of charges, confrontation of witnesses, and counsel.

Slander

tort

A form of defamation involving false spoken statements that harm a person's reputation. Distinguished from libel, which involves written statements.

Slayer Rule

estate

A legal principle preventing a person who intentionally kills another from inheriting from or benefiting from the victim's estate.

Small Business Debtor

bankruptcy

A Chapter 11 debtor with total noncontingent debts not exceeding a statutory threshold, subject to streamlined procedures and shorter deadlines.

Small Claims Court

courts

A court with simplified procedures and low filing fees that handles minor civil disputes, typically involving amounts below $5,000-$10,000.

Sole Proprietorship

business

A business owned and operated by a single individual, with no legal separation between the owner and the business.

Sovereign

constitutional

The supreme authority within a territory; in the U.S., sovereignty resides in the people and is exercised through federal and state governments.

Sovereign Immunity

constitutional

The legal doctrine that the government cannot be sued without its consent, derived from the principle that the sovereign is immune from legal action.

Special Court-Martial

military

An intermediate level of military court with jurisdiction over most UCMJ offenses, authorized to impose limited punishments including confinement and discharge.

Specific Performance

contracts

An equitable remedy requiring a party to fulfill their contractual obligations, typically ordered when monetary damages are inadequate (e.g., unique property sales).

Specification

ip

The written description portion of a patent application that describes the invention in sufficient detail to enable a person skilled in the art to make and use it.

Spill Prevention Control

environmental

Regulations requiring facilities storing significant quantities of oil to prepare and implement plans to prevent oil spills into navigable waters.

Spousal Support

family

Financial payments made by one spouse to the other during or after a divorce to maintain their standard of living. Also called alimony or maintenance.

Staff Judge Advocate

military

The senior legal adviser to a military commander, responsible for providing legal counsel on all matters affecting the command.

Stakeholder

business

A person or entity with an interest in or affected by a course of action, transaction, or legal proceeding.

Standard Deduction

tax

A fixed dollar amount that reduces taxable income for taxpayers who do not itemize deductions, with the amount varying by filing status.

Standard of Care in Medicine

healthcare

The degree of care and skill that a reasonably competent healthcare provider in the same specialty would exercise under similar circumstances.

Standing

civil procedure

The legal requirement that a party bringing a lawsuit must have a sufficient connection to and harm from the issue, demonstrating a personal stake in the outcome.

Stare Decisis

general

Latin for 'to stand by things decided.' The legal principle obligating courts to follow precedent established by prior decisions on similar issues.

Stark Law

healthcare

A federal statute prohibiting physicians from referring patients for designated health services to entities with which the physician has a financial relationship, unless an exception applies.

State Implementation Plan

environmental

A plan developed by each state to implement the requirements of the Clean Air Act for attaining and maintaining the National Ambient Air Quality Standards.

Statement of Financial Affairs

bankruptcy

A document filed by the debtor in bankruptcy disclosing recent financial transactions, lawsuits, and other matters relevant to the case.

Statute

general

A law enacted by a legislative body (Congress, state legislature, or local council).

Statute of Frauds

contracts

A legal principle requiring certain types of contracts to be in writing to be enforceable, including contracts for the sale of land and agreements lasting more than one year.

Statute of Limitations

civil procedure

A law prescribing the maximum time period within which a legal action must be filed. The period varies by type of claim and jurisdiction.

Statute of Limitations for Tax

tax

The time period during which the IRS can assess additional taxes or a taxpayer can claim a refund, generally three years from the filing date.

Stay

civil procedure

A court order suspending or halting legal proceedings or the enforcement of a judgment. In bankruptcy, the automatic stay stops creditor collection actions.

Stock Option

securities

A contractual right granted by a company to buy or sell its stock at a predetermined price within a specified period.

Stormwater Permit

environmental

A permit required under the Clean Water Act for discharges of stormwater from construction sites, industrial facilities, and municipal separate storm sewer systems.

Strict Liability

tort

Legal responsibility for damages or injury without proof of negligence or intent. Applied in product liability cases and abnormally dangerous activities.

Subchapter V

bankruptcy

A streamlined reorganization process under Chapter 11 for small business debtors, introduced by the Small Business Reorganization Act of 2019.

Subordination

property

An agreement placing one creditor's claim or lien behind another's in priority.

Related:lienmortgage

Subpoena

civil procedure

A court order requiring a person to appear as a witness or produce documents. A subpoena duces tecum specifically requires the production of documents.

Subrogation

general

The substitution of one party for another regarding a legal claim or right, allowing the substituting party to pursue the claim.

Substantive Due Process

constitutional

The constitutional doctrine protecting fundamental rights from government interference, regardless of the procedures used.

Substantive Law

general

Law that defines rights, duties, and obligations, as distinguished from procedural law, which governs the process of enforcing those rights.

Successor

general

A person or entity that takes over the rights, obligations, or property of another, such as a corporate successor or heir.

Suitability

securities

A FINRA rule requiring broker-dealers to have a reasonable basis for believing that a recommended transaction or investment strategy is suitable for the customer.

Summary Court-Martial

military

The lowest level of military court, consisting of one commissioned officer, with jurisdiction over minor offenses and limited sentencing authority.

Summary Judgment

civil procedure

A court decision made without a full trial when the judge determines there is no genuine dispute of material fact and one party is entitled to judgment as a matter of law.

Related:motiontrial

Summons

civil procedure

A notice served on a defendant informing them that a lawsuit has been filed and requiring them to appear in court or respond within a specified time.

Superfund

environmental

The federal program established by CERCLA to identify, investigate, and clean up hazardous waste sites across the United States.

Supersedeas Bond

civil procedure

A bond posted by the appellant to stay (delay) the execution of a judgment during the appeal process.

Related:appealbond

Supplemental Register

ip

A secondary trademark register at the USPTO for marks that are not inherently distinctive but may acquire distinctiveness through use over time.

Supremacy Clause

constitutional

Article VI of the Constitution establishing that federal law is the supreme law of the land and takes precedence over conflicting state laws.

Supreme Court

courts

The highest court in the United States (and in most state judicial systems), serving as the final arbiter of constitutional and federal legal questions.

Surety

contracts

A person or entity that assumes responsibility for the debt, obligation, or performance of another party. A surety bond guarantees performance.

Survey

real estate

A professional measurement and mapping of a parcel of real property to determine its boundaries, area, and features.

Sustain

courts

When a judge agrees with an objection during trial, preventing the challenged evidence or question from being presented.

T

T Visa

immigration

A nonimmigrant visa for victims of severe forms of human trafficking, providing temporary immigration status and eligibility for federal and state benefits.

Tax Credit

tax

A dollar-for-dollar reduction in the amount of tax owed, more valuable than a deduction because it directly reduces the tax liability rather than taxable income.

Tax Deduction

tax

An expense that can be subtracted from gross income to reduce the amount of income subject to taxation.

Tax Evasion

tax

The illegal practice of deliberately underreporting income, overstating deductions, or hiding money to avoid paying taxes owed.

Tax Fraud

tax

An intentional wrongful act of filing false or misleading tax information with the intent to evade tax obligations, punishable by criminal penalties.

Tax Levy

tax

The legal seizure of a taxpayer's property to satisfy an unpaid tax debt, including wage garnishment and bank account levies.

Tax Lien

tax

A claim imposed by the government on property for unpaid taxes, giving the government priority over other creditors.

Related:lienirs

Tax Lien

tax

A legal claim by the government against a taxpayer's property for unpaid taxes, which attaches to all of the taxpayer's assets.

Related:tax levylien

Tax Shelter

tax

A legal strategy or financial arrangement designed to reduce or defer income tax liability, subject to IRS scrutiny if lacking economic substance.

Tax Treaty

tax

An agreement between two countries to avoid double taxation and prevent tax evasion, establishing rules for taxing cross-border income.

Tax-Exempt Organization

tax

An organization exempt from federal income tax under Section 501(c) of the Internal Revenue Code, including charitable, religious, educational, and social welfare organizations.

Taxable Income

tax

The portion of gross income subject to tax after all allowable deductions and exemptions have been subtracted.

Temporary Protected Status

immigration

A humanitarian immigration status granted to nationals of designated countries experiencing armed conflict, natural disasters, or other extraordinary conditions.

Tenancy at Sufferance

property

A situation where a tenant remains on the property after the lease has expired without the landlord's consent.

Tenancy at Will

property

A rental arrangement that either the landlord or tenant can terminate at any time with proper notice.

Tenancy in Common

property

A form of co-ownership where each owner holds a separate, divisible interest that can be freely transferred. No right of survivorship.

Tenant

property

A person who rents or leases property from a landlord under a lease agreement.

Tender

contracts

An unconditional offer to perform an obligation, such as payment of a debt. Legal tender is currency that must be accepted for payment.

Related:offerpayment

Tender Offer

securities

A public proposal by a person or entity to purchase some or all of shareholders' shares at a specified price, usually at a premium above market value.

Testamentary

estate

Relating to or provided for by a will. A testamentary trust is created by the terms of a deceased person's will.

Related:willtrust

Testator

estate

A person who has made a valid will. The female form is testatrix.

Related:willprobate

Testimony

evidence

Statements made by a witness under oath in a legal proceeding, whether at trial, in a deposition, or before a grand jury.

Third Party

general

A person or entity not directly involved in a legal proceeding or transaction but who may be affected by or have an interest in the outcome.

Title

property

Legal ownership of property. Also, the document (deed) that serves as evidence of ownership.

Title Insurance

real estate

Insurance protecting the holder against financial loss from defects in the title to real property that were not discovered during the title search.

Title VII

employment

Title VII of the Civil Rights Act of 1964, prohibiting employment discrimination based on race, color, religion, sex, or national origin.

TN Visa

immigration

A nonimmigrant work visa available to Canadian and Mexican citizens under the United States-Mexico-Canada Agreement for prearranged business activities in certain professional occupations.

Tolling

civil procedure

The suspension or pausing of a statute of limitations period, effectively extending the time to file a legal action.

Tort

tort

A wrongful act (other than a breach of contract) that results in injury or harm to another person, giving rise to a civil cause of action for damages.

Tort Reform

tort

Legislative changes aimed at reducing the ability to bring tort lawsuits or limiting the amount of damages recoverable.

Tortfeasor

tort

A person who commits a tort (a wrongful act causing harm to another).

Total Maximum Daily Load

environmental

The maximum amount of a pollutant that a body of water can receive while still meeting water quality standards, established under the Clean Water Act.

Toxic Substances Control Act

environmental

A federal law giving EPA authority to require reporting, testing, and restrictions on chemical substances and mixtures.

Trade Dress

ip

The visual appearance of a product or its packaging that identifies and distinguishes the source of the product, protectable under trademark law when distinctive.

Trade Secret

intellectual property

Confidential business information that provides a competitive advantage, such as formulas, processes, designs, or customer lists, protected by law from misappropriation.

Trade Secret Misappropriation

ip

The improper acquisition, disclosure, or use of confidential business information that derives economic value from not being generally known.

Trademark

intellectual property

A word, phrase, symbol, design, or combination that identifies and distinguishes the source of goods or services from those of others.

Trademark Dilution

ip

The weakening of a famous trademark's distinctiveness through unauthorized use on unrelated goods or services, even without likelihood of confusion.

Trademark Registration

ip

The process of registering a mark with the USPTO to obtain nationwide constructive notice, a legal presumption of ownership, and the right to use the registration symbol.

Treatment Payment Operations

healthcare

The three categories of activities for which a covered entity may use or disclose protected health information without obtaining patient authorization under HIPAA.

Treaty Rights

tribal

Rights guaranteed to Indian tribes by treaties with the United States, including hunting, fishing, and gathering rights that may extend beyond reservation boundaries.

Treble Damages

general

A statutory provision allowing courts to triple the amount of actual damages as a penalty, common in antitrust and RICO cases.

Trespass

tort

The unauthorized entry onto another person's property. Can be criminal (a misdemeanor) or civil (a tort actionable for damages).

Trial

civil procedure

A formal judicial proceeding in which evidence is presented to a judge or jury to determine the facts and reach a verdict.

Tribal Consultation

tribal

The process by which federal agencies engage with tribal governments on a government-to-government basis regarding policies and actions that may affect tribal interests.

Tribal Court

tribal

A court established by a Native American tribe to adjudicate disputes and criminal matters within its jurisdiction, applying tribal law and custom.

Tribal Enrollment

tribal

The process by which a person is officially recognized as a member of an Indian tribe, determined by each tribe's own membership criteria.

Tribal Gaming

tribal

The operation of casinos and other gambling activities on Indian reservations, regulated under the Indian Gaming Regulatory Act of 1988.

Tribal Law and Order Act

tribal

A 2010 federal law enhancing tribal authority to prosecute and punish crimes in Indian country, expanding sentencing authority for tribal courts.

Tribal Sovereign Immunity

tribal

The legal doctrine that Indian tribes, as sovereign nations, cannot be sued without their consent, similar to the sovereign immunity of states and the federal government.

Tribal Sovereignty

tribal

The inherent authority of Indian tribes to govern themselves within the borders of the United States, recognized by the Constitution, treaties, statutes, and court decisions.

Tribal Water Rights

tribal

Legal rights of Indian tribes to water resources, often based on the Winters doctrine reserving water for tribal reservations to fulfill the purposes of the reservation.

Trust

estate

A legal arrangement in which one party (trustee) holds and manages property for the benefit of another party (beneficiary), according to the terms set by the creator (grantor).

Trust Responsibility

tribal

The federal government's legal obligation to protect tribal lands, assets, resources, and treaty rights, arising from the historical relationship between the United States and Indian tribes.

Trustee

estate

A person or institution that holds and manages property or assets for the benefit of another, owing a fiduciary duty to act in the beneficiary's best interest.

Trustee's Avoiding Powers

bankruptcy

The statutory authority of a bankruptcy trustee to undo certain prepetition transfers, including preferences and fraudulent conveyances, for the benefit of all creditors.

U

U Visa

immigration

A nonimmigrant visa for victims of certain crimes who have suffered substantial mental or physical abuse and are helpful to law enforcement in the investigation or prosecution of the crime.

UCMJ

military

The Uniform Code of Military Justice, the federal law that governs the military justice system and defines criminal offenses and procedures for members of the U.S. armed forces.

Ultra Vires

business

Latin for 'beyond the powers.' An act performed by a corporation or government body that exceeds its legal authority.

Unconscionability

contracts

A contract defense where the terms are so one-sided and unfair that no reasonable person would agree to them. Courts may refuse to enforce unconscionable contracts.

Underground Storage Tank

environmental

A tank and any connected piping with at least 10 percent of their volume underground, regulated under RCRA to prevent releases of petroleum and hazardous substances.

Underwriter

securities

A financial intermediary, typically an investment bank, that helps a company issue and sell new securities to the public.

Undue Hardship

employment

A defense to the reasonable accommodation requirement under the ADA, where an employer demonstrates that the accommodation would impose significant difficulty or expense.

Undue Influence

contracts

Excessive pressure or manipulation exerted over a person, impairing their free will and inducing them to act in the influencer's favor, often in contracts or wills.

Unemployment Insurance

employment

A joint federal-state program providing temporary income to workers who have lost their jobs through no fault of their own while they search for new employment.

Unfair Labor Practice

employment

Conduct by an employer or union that violates the rights established under the National Labor Relations Act, subject to complaint before the NLRB.

Uniform Commercial Code

business

A comprehensive set of laws governing commercial transactions in the United States, including the sale of goods, negotiable instruments, and secured transactions.

Unjust Enrichment

contracts

A legal principle preventing one party from benefiting at another's expense without justification, giving rise to a claim for restitution.

Unlawful Command Influence

military

Any action by a military authority that could improperly influence the outcome of a court-martial or other military justice proceeding, considered the mortal enemy of military justice.

Unlawful Presence

immigration

Time spent in the United States without authorization or after an authorized period of stay has expired, which may trigger bars to future admission.

Unsecured Creditor

bankruptcy

A creditor whose claim is not backed by collateral or a lien, ranking lower in priority than secured creditors in bankruptcy distributions.

Unsecured Debt

bankruptcy

Debt not backed by collateral, such as credit card debt and medical bills. In bankruptcy, unsecured creditors are paid after secured creditors.

USCIS

immigration

United States Citizenship and Immigration Services, the federal agency that administers the nation's lawful immigration system, processing visa petitions, naturalizations, and asylum applications.

Use Tax

tax

A tax imposed on the use, storage, or consumption of tangible personal property purchased from an out-of-state seller where no sales tax was collected.

Usury

general

The practice of charging an illegally high rate of interest on a loan, prohibited by state usury laws.

Utility Patent

ip

The most common type of patent, protecting new and useful processes, machines, articles of manufacture, or compositions of matter for 20 years from the filing date.

Utilization Review

healthcare

The process by which a health plan evaluates the medical necessity and appropriateness of healthcare services before, during, or after they are provided.

V

Vacate

civil procedure

To set aside or annul a court order, judgment, or conviction.

Vandalism

criminal

The willful destruction or defacement of another person's property. A criminal offense that may also give rise to civil liability.

Variance

property

In zoning law, an exception allowing a property owner to use land in a way not otherwise permitted by zoning regulations, based on undue hardship.

Venire

civil procedure

The pool of potential jurors summoned to the courthouse from which a jury will be selected.

Venue

courts

The geographic location where a court with jurisdiction may hear a case. Proper venue is typically where the events occurred or where the defendant resides.

Venue Transfer

civil procedure

The relocation of a trial from one geographic location to another, typically because of prejudice or convenience.

Related:venueforum

Verdict

civil procedure

The formal decision or finding of a judge or jury on the matters submitted during a trial.

Related:judgmentjury

Vest

general

To give an immediate, fixed right of present or future enjoyment. Vested rights cannot be taken away without due process.

Vicarious Liability

tort

A legal doctrine imposing liability on one party for the actions of another, such as an employer being liable for the negligent acts of an employee.

Victim

criminal

A person who has suffered harm, injury, or loss as the result of a crime or tort.

Visa Bulletin

immigration

A monthly publication by the State Department indicating which priority dates are currently eligible for immigrant visa processing.

Visa Retrogression

immigration

A backward movement in visa bulletin priority dates caused by high demand relative to annual visa quotas, delaying the availability of immigrant visas.

Void

contracts

Having no legal force or effect; null. A void contract is one that was never valid from the beginning.

Voidable

contracts

A contract or agreement that is valid but may be legally voided at the option of one party due to a defect such as fraud, duress, or incapacity.

Voir Dire

civil procedure

The process of questioning prospective jurors to determine their suitability for serving on a jury, including identifying potential biases.

Voluntary Departure

immigration

An alternative to formal removal allowing a foreign national to leave the United States at their own expense within a specified period, avoiding a formal removal order.

Voluntary Manslaughter

criminal

The intentional killing of a person in the heat of passion or upon sudden provocation, without premeditation.

Voluntary Petition

bankruptcy

A bankruptcy case initiated by the debtor filing a petition with the bankruptcy court, along with schedules of assets, liabilities, income, and expenses.

W

W-2

tax

A form issued by employers reporting an employee's annual wages and the amount of taxes withheld from their paycheck.

Waiver

general

The voluntary and intentional relinquishment of a known right, claim, or privilege.

Ward

family

A person, especially a minor or incapacitated adult, who is under the protection of a court-appointed guardian.

Warrant

criminal

A court order authorizing law enforcement to take a specific action, such as arresting a person (arrest warrant) or searching a location (search warrant).

Warrant

securities

A financial instrument issued by a company that gives the holder the right, but not the obligation, to purchase the company's stock at a specific price before expiration.

Warranty

contracts

A guarantee or assurance about the quality, condition, or performance of a product or property. Can be express (stated) or implied (by law).

Warranty Deed

real estate

A deed in which the grantor guarantees that they hold clear title to the property and have the right to sell it, providing the highest level of buyer protection.

Wetlands

environmental

Areas saturated by surface or groundwater sufficient to support vegetation adapted for life in saturated soil conditions, protected under the Clean Water Act and other environmental laws.

Whistleblower

employment

A person who reports illegal, unethical, or fraudulent activity within an organization, often protected from retaliation by federal and state laws.

Whistleblower Protection

employment

Federal and state laws protecting employees from retaliation for reporting illegal activity, fraud, safety violations, or other wrongdoing by their employer.

Will

estate

A legal document expressing a person's wishes regarding the distribution of their property after death and the care of any minor children.

Willful Infringement

ip

Intentional infringement of a patent despite knowledge of the patent and its applicability, which can result in enhanced damages up to three times actual damages.

Williams Act

securities

A 1968 federal law amending the Securities Exchange Act to require disclosure of information relating to tender offers and large share acquisitions.

Withholding

tax

The amount of federal, state, or local income tax that an employer deducts from an employee's wages and remits directly to the government.

Withholding of Removal

immigration

A mandatory form of protection prohibiting removal of a foreign national to a country where their life or freedom would be threatened on account of a protected ground.

Witness

evidence

A person who testifies under oath in a legal proceeding, providing firsthand knowledge of facts relevant to the case.

Work for Hire

ip

A doctrine under copyright law in which the employer, rather than the employee, is considered the author and owner of a work created within the scope of employment.

Work Product Doctrine

evidence

A legal protection preventing discovery of materials prepared by or for an attorney in anticipation of litigation, including mental impressions, conclusions, and legal theories.

Workers Compensation

employment

A state-mandated insurance program providing benefits to employees who suffer work-related injuries or illnesses, regardless of fault.

Workers' Compensation

employment

A state-mandated insurance system providing benefits to employees who suffer work-related injuries or illnesses, regardless of fault.

Workforce Training

healthcare

A HIPAA administrative safeguard requiring covered entities to provide training to all workforce members on policies and procedures regarding the handling of protected health information.

Workplace Safety

employment

The policies, procedures, and practices designed to protect the health and safety of employees in the workplace, regulated primarily by OSHA.

Workstation Security

healthcare

A HIPAA Security Rule physical safeguard requiring covered entities to implement policies and procedures for the proper use of and access to workstations handling electronic protected health information.

Writ

courts

A formal written order issued by a court directing a person or entity to perform or refrain from performing a specific act.

Writ of Execution

civil procedure

A court order directing a law enforcement officer to enforce a judgment, typically by seizing and selling the debtor's property.

Writ of Mandamus

civil procedure

A court order commanding a government official or body to perform a legally required duty.

Written Description

ip

A patent law requirement that the specification must convey to those skilled in the art that the inventor had possession of the claimed invention at the time of filing.

Wrongful Death

tort

A civil action brought by the survivors or estate of a person who died due to another party's negligent or intentional act.

Wrongful Termination

employment

The firing of an employee in violation of federal or state law, an employment contract, or public policy.

Wrongful Termination

employment

The discharge of an employee in violation of a contract, public policy, or anti-discrimination statute.

X

X-Ray Evidence

evidence

Radiographic images used as demonstrative evidence in legal proceedings to show injuries, medical conditions, or the presence of foreign objects.

Y

Yield

general

To give way or defer to another party's right or priority. In traffic law, the obligation to allow another vehicle or pedestrian to proceed first.

Related:right of way

Yield

securities

The income return on an investment, expressed as a percentage of the investment's cost, its current market value, or its face value.

Z

Zoning

property

Government regulation dividing a municipality into districts and prescribing the types of land uses permitted in each district.

Zoning

real estate

Local government regulations controlling the use of land and buildings within designated districts, including residential, commercial, industrial, and agricultural zones.

Zoning Board

property

A local government body that hears applications for variances, special permits, and appeals related to zoning regulations.

Zoning Variance

real estate

Permission from a local zoning authority to use property in a way that deviates from the applicable zoning regulations, typically granted to avoid undue hardship.