All Comparison Tables

Data Breach Notification Laws

Federal & State Law Editorial TeamLast reviewed: April 2026

Compare data breach notification requirements across all 50 states, including notification deadlines, attorney general reporting obligations, and penalties.

50 States3 data columnsLast updated: 2025-02-28

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StateNotification DeadlineAG NotificationPenalties
Alabama45 daysYes (>500 residents)Up to $500,000 per breach
AlaskaExpedient mannerNoUnfair trade practice
Arizona45 daysYes (>1,000 residents)Up to $500,000
ArkansasExpedient mannerNo specific requirementCivil action
CaliforniaExpedient mannerYes (>500 residents)Up to $7,500 per violation
Colorado30 daysYes (>500 residents)UDAP enforcement
Connecticut60 daysYes (simultaneous)UDAP enforcement
Delaware60 daysYes (>500 residents)Up to $10,000 per violation
Florida30 daysYes (>500 residents)Up to $500,000 per breach
GeorgiaExpedient mannerNo specific requirementCivil action
HawaiiExpedient mannerYesCivil action
IdahoExpedient mannerYes (>500 residents)Up to $25,000 per breach
IllinoisExpedient mannerYesCivil action
IndianaExpedient mannerYesUp to $150,000 per deception
IowaExpedient mannerYes (>500 residents)UDAP enforcement
KansasExpedient mannerNo specific requirementCivil action
KentuckyExpedient mannerYesCivil action
Louisiana60 daysYesUp to $5,000 per violation
Maine30 daysYesCivil penalty
Maryland45 daysYesUp to $1,000 per violation
MassachusettsExpedient mannerYesUDAP enforcement
MichiganExpedient mannerNo specific requirementUp to $250 per failure
MinnesotaExpedient mannerNo specific requirementCivil action
MississippiExpedient mannerYesUp to $10,000 per violation
MissouriExpedient mannerYesUp to $150,000 per breach
MontanaExpedient mannerNo specific requirementCivil action
NebraskaExpedient mannerYesCivil action
NevadaExpedient mannerNo specific requirementUp to $5,000 per violation
New HampshireExpedient mannerYesCivil penalty
New JerseyExpedient mannerYesUp to $10,000 per violation
New Mexico45 daysYes (>1 resident)Up to $150,000 per breach
New YorkExpedient mannerYesUp to $5,000 per violation
North CarolinaExpedient mannerYesUDAP enforcement
North DakotaExpedient mannerYes (>250 residents)Civil action
Ohio45 daysYesCivil action
OklahomaExpedient mannerNo specific requirementCivil action
Oregon45 daysYes (>250 residents)Up to $1,000 per day
PennsylvaniaExpedient mannerNo specific requirementCivil action
Rhode Island45 daysYesUp to $100 per record
South CarolinaExpedient mannerYes (>1,000 residents)Up to $1,000 per resident
South Dakota60 daysYes (>250 residents)Up to $10,000 per day
Tennessee60 daysNo specific requirementUDAP enforcement
Texas60 daysYes (>250 residents)Up to $250,000 per breach
Utah60 daysYesCivil action
Vermont45 daysYesUDAP enforcement
Virginia60 daysYesUp to $150,000 per breach
Washington30 daysYes (>500 residents)Up to $25,000 per violation
West VirginiaExpedient mannerNo specific requirementCivil action
Wisconsin45 daysNo specific requirementCivil action
WyomingExpedient mannerNo specific requirementCivil action

Data breach notification laws are frequently updated. Federal sector-specific requirements (HIPAA, GLBA) may also apply. Organizations operating in multiple states must comply with each applicable state law. Consult legal counsel for compliance guidance.

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.