Code of Federal Regulations · By Agency
Internal Revenue Service
559 CFR sections across 1 title.
Title 26(559 sections)
Part 1101
§ 1.0-1 Internal Revenue Code of 1954 and regulations.
Part 119
§ 11.401(a)-11 Qualified joint and survivor annuities.
Part 125
§ 12.3 Investment credit, public utility property elections.
Part 133
§§ 13.0-13.9 [Reserved]
Part 1411
§ 141.4975-13 Definition of “amount involved” and “correction”.
Part 1435
§ 143.1 [Reserved]
Part 1453
§ 145.4051-1 Imposition of tax on heavy trucks and trailers sold at retail.
Part 155
§ 15.0-1 Scope of regulations in this part.
Part 15a3
§ 15a.453-0 Taxable years affected.
Part 16A5
§ 16A.1255-1 General rule for treatment of gain from disposition of section 126 property.
Part 184
§ 18.0 Effective date of temporary regulations under the Subchapter S Revision Act of 1982.
Part 229
§ 2.1 Statutory provisions; sections 511 and 905, Merchant Marine Act, 1936, and related statutes.
Part 221
§ 22.0 Certain elections under the Economic Recovery Tax Act of 1981.
Part 2637
§ 26.2600-1 Table of contents.
Part 2825
§ 28.2801-0 Table of contents.
Part 312
§ 3.0 Statutory provisions; section 607, Merchant Marine Act, 1936, as amended.
Part 30013
§ 300.0 User fees; in general.
Part 3028
§ 302.1 Statutory provisions and Executive order; section 212 of the International Claims Settlement Act, and Executive Order 10644.
Part 3038
§ 303.1 Statutory provisions; section 36, Trading With the Enemy Act.
Part 3052
§ 305.7701-1 Definition of Indian tribal government.
Part 322
§ 32.1 Social security taxes with respect to payments on account of sickness or accident disability.
Part 352
§ 35.3405-1 Questions and answers relating to withholding on pensions, annuities, and certain other deferred income.
Part 35a1
§ 35a.3406-2 Imposition of backup withholding for notified payee underreporting of reportable interest or dividend payments.
Part 3615
§ 36.3121(l)(1)-1 Agreements entered into by domestic corporations with respect to foreign subsidiaries.
Part 43
§ 4.954-0 Introduction.
Part 4021
§ 40.0-1 Introduction.
Part 4004
§ 400.1-1 Refiling of notice of tax lien.
Part 4042
§ 404.6048-1 [Reserved]
Part 4201
§ 420.0-1 Certain existing plans may elect new provisions.
Part 433
§ 43.0-1 Introduction.
Part 473
§ 47.5000D-0 Table of contents.
Part 51
§ 5.6411-1 Tentative refund under claim of right adjustment.
Part 508
§ 50.1 Introduction.
Part 5112
§ 51.1 Overview.
Part 527
§ 52.0-1 Introduction.
Part 54123
§ 54.4971(c)-1 Taxes on failure to meet minimum funding standards; definitions.
Part 5624
§ 56.4911-0 Outline of regulations under section 4911.
Part 5711
§ 57.1 Overview.
Part 5c2
§ 5c.1305-1 Special income averaging rules for taxpayers otherwise required to compute tax in accordance with § 5c.1256-3.
Part 5e1
§ 5e.274-8 Travel expenses of Members of Congress.
Part 5f2
§ 5f.103-1 Obligations issued after December 31, 1982, required to be in registered form.
Part 6021
§ 602.101 OMB Control numbers.
Part 6a4
§ 6a.103A-1 Interest on mortgage subsidy bonds.
Part 712
§ 7.465-1 Amounts at risk with respect to activities begun prior to effective date; in general.
Part 7011
§ 701.9006-1 Presidential Election Campaign Fund.
Part 7022
§ 702.9037-1 Transfer of amounts to the Presidential Primary Matching Payment Account.
Part 81
§ 8.1 Charitable remainder trusts.
Part 8018
§ 801.1 Balanced performance measurement system; in general.
Part 93
§ 9.1 Investment credit—public utility property elections.
This is legal information, not legal advice. Laws vary by jurisdiction and change frequently. Always verify current law with official sources and consult a licensed attorney in your jurisdiction for advice on your specific situation.