Breach notification and data security laws by state

80 bills on breach notification and data security in 29 jurisdictions, 14 of them enacted in 2025 and 2026. The laws come first, with what each requires, then the bills that moved most recently.

  • 14 laws enacted in 2025 and 2026, in 10 states. Most: Utah (4), Texas (2), California (1).
  • 80 bills in 29 jurisdictions, 8 of them in Congress. Latest action 13 October 2026.

Updated 2 November 2026LawsRecent billsBy state

Enacted in 2025 and 2026

14 laws, by state. Laws enacted before 2025 are not listed.

California

  • Enacted

    SB 446: Data breaches: customer notification.

    An individual or business that owns or licenses computerized data including personal information must disclose a breach to affected California residents within 30 calendar days of discovery or notification, unless delayed for law enforcement needs or to determine breach scope. Businesses must notify the Attorney General within 15 calendar days if the breach affects more than 500 California residents.

Delaware

  • Enacted

    HB 381: An act to amend title 6 of the delaware code relating to computer security breaches.

Mississippi

  • Enacted

    SB 2894: Cybersecurity insurance; include in Mississippi Insurance Guaranty Association statutes.

    The Mississippi Insurance Guaranty Association must pay covered claims arising from cybersecurity insurance policies issued by insolvent member insurers, up to Three Hundred Thousand Dollars per claimant for all first- and third-party cybersecurity claims from a single insured event. Member insurers must contribute assessments to fund the association's obligations.

    Took effect 1 July 2025

Nebraska

  • Enacted

    LB 241: Provide immunity from liability for cybersecurity events

    Exempts private entities from liability in class actions arising from cybersecurity events unless the event was caused by willful, wanton, or gross negligence. Defines cybersecurity event, information system, nonpublic information, private entity, and publicly available information.

New York

  • Enacted

    S 804: Relates to when and how notification of a data breach is to be provided to the department of financial services

    When notifying New York residents of a data breach, a person or business must notify the state attorney general, department of state, division of state police, and department of financial services about the timing, content, distribution of notices, approximate number of affected persons, and provide a copy of the notice template. Notice to the department of financial services is required only if the person or business is a covered entity as defined in 23 NYCRR 500.1, and must comply with 23 NYCRR 500.17. Notice to these agencies must be made without delaying notice to affected residents.

Oklahoma

  • Enacted

    SB 626: Security Breach Notification Act; requiring notice of security breach of certain information; modifying provisions. Effective date.

    Took effect 1 January 2026

Rhode Island

  • Enacted

    HB 5415: An act relating to financial institutions -- licensed activities

    Each licensee shall develop, implement, and maintain a comprehensive information security program with administrative, technical, and physical safeguards appropriate to the licensee's size, complexity, and activities. Licensees must designate a qualified individual to oversee the program, perform risk assessments, implement access controls and encryption, conduct penetration testing and vulnerability assessments, provide security training, monitor service providers, and establish written incident response and business continuity plans.

South Dakota

  • Enacted

    SB 49: safeguard the integrity, privacy, and security of genetic data and provide a civil penalty therefor.

    Direct-to-consumer genetic testing companies must obtain express consent before collecting, disclosing, or using consumers' genetic data, provide privacy policies and notices in plain language, implement security programs, and honor consent revocations within thirty days. Service providers must maintain the same confidentiality obligations.

    Took effect 1 July 2026

Texas

  • Enacted

    HB 130: Relating to genetic information security for residents of this state; providing a civil penalty; providing a private cause of action.

    Medical facilities, research facilities, companies, and nonprofit organizations conducting genome sequencing in Texas must not use genome sequencers or software from foreign adversaries, must not store genomic data in foreign adversary countries, must not sell genomic data to foreign adversaries in bankruptcy, and must certify annual compliance to the attorney general.

    Took effect 1 September 2025

  • Enacted

    SB 2610: Relating to a limitation on civil liability of business entities in connection with a breach of system security.

    A business entity in Texas with fewer than 250 employees that owns or licenses computerized data including sensitive personal information must implement and maintain a cybersecurity program conforming to an industry-recognized framework, with requirements scaled to entity size from simplified password policies for entities under 20 employees to full framework compliance for entities with 100-249 employees.

    Took effect 1 September 2025

Utah

  • Enacted

    HB 450: Data Privacy Amendments

    Governmental entities must initiate a data privacy program by December 31, 2025, obtain only minimum necessary personal data, comply with Part 4 duties, and identify non-compliant processing activities by July 1, 2027. Governmental entities may not establish undisclosed surveillance, sell personal data unless required by law, or share personal data unless permitted by law.

    Took effect 6 May 2026

  • Enacted

    HB 357: Amendments to Motor Vehicle Data Privacy

    Motor vehicle manufacturers must provide in-vehicle privacy controls for model year 2030 and later vehicles allowing consumers to view collected personal data categories, view third parties receiving data, opt out of sales and targeted advertising, and delete readily accessible data. The Motor Vehicle Division must provide information on its website regarding motor vehicle owners' data privacy rights under this part.

    Takes effect 1 January 2027

  • Enacted

    SB 123: Privacy and Cybersecurity Amendments

    Modifies the Utah Cyber Center's duties to include local education agencies, adds the Department of Environmental Quality as a collaborating entity, extends the statewide cybersecurity plan deadline to January 1, 2027, expands the Cybersecurity Commission membership, creates a nonlapsing Utah Cyber Center Restricted Account, and repeals provisions on government cybersecurity.

    Took effect 6 May 2026

  • Enacted

    HB 444: Data Privacy Amendments

    Governmental entities must initiate a data privacy program by December 31, 2025, obtain only minimum necessary personal data, and comply with privacy requirements for new processing activities immediately and existing activities by July 1, 2027. State agencies must create privacy annotations for record series containing personal data by July 1, 2027. Employees with personal data access must complete data privacy training within 30 days of employment and annually.

Bills that moved most recently

The 25 open breach notification and data security bills with the latest action. The Cybersecurity Legislation Tracker follows all 80.

  • Congress H.R. 10238: Cybersecurity for Small Businesses Act of 2026

    What it would do: Requires the Small Business Administration Administrator to develop and disseminate cybersecurity information and resources to small businesses, including compliance information for federal contracting, in consultation with relevant federal agencies.

    Passed committee

  • Congress S. 3315: Health Care Cybersecurity and Resiliency Act of 2026

    What it would do: Requires the HHS Secretary and CISA Director to coordinate on healthcare cybersecurity; mandates HHS develop a cybersecurity incident response plan within one year; updates breach reporting requirements; establishes minimum cybersecurity standards including multifactor authentication and encryption; authorizes grants for eligible health entities to adopt cybersecurity best practices through fiscal year 2030.

    Passed chamber

  • District of Columbia B 26-0670: District of Columbia Government Data Privacy and Protection Act of 2026

    What it would do: Establishes comprehensive privacy protections for District government agencies handling personal data of covered individuals, creates a Chief Privacy Officer position within OCTO to oversee compliance, and grants individuals rights to access, correct, and delete their personal data.

    In committee

  • Congress S. 4699: Guaranteeing Universal Access to Cybersecurity Act

    In committee

  • New York S 9088: Requires the registration of data brokers and establishing a data deletion mechanism for consumers

    What it would do: Requires data brokers to register with the New York attorney general and establish a mechanism allowing consumers to request deletion of their personal information from all registered data brokers through a single request.

    Passed chamber

  • New York S 8169: Requires all state entities to notify affected individuals in the event of a data breach where information is compromised

    What it would do: Requires state entities to notify New York residents without unreasonable delay when their private information is breached, and defines breach to include unauthorized acquisition, access, or utilization of computerized data compromising security, confidentiality, or integrity.

    Passed chamber

  • Oklahoma SB 1716: Security Breach Notification Act; prohibiting class action liability for private entity for cybersecurity event; providing exceptions. Effective date.

    What it would do: Amends the Security Breach Notification Act by adding definitions and clarifying applicability to controllers and processors of personal data meeting specified thresholds, while exempting state agencies, financial institutions, covered entities under HIPAA, nonprofits, institutions of higher education, and certain other entities. Effective January 1, 2027.

    Passed chamber

  • Congress H.R. 7316: SNAP Payment Security and Fraud Prevention Act of 2026

    In committee

  • New York S 3078: Relates to credit monitoring services

    What it would do: Requires that when a person or business notifies someone of a security breach, if the notifying entity was the breach source, it must offer identity theft prevention and mitigation services at no cost for at least twelve months.

    Passed chamber

  • Mississippi HB 1220: Cybersecurity; governmental and certain commercial entities substantially complying with standards not liable for incidents relating to.

    What it would do: Provides immunity from cybersecurity incident liability for state and local governmental entities adopting nationally-recognized cybersecurity standards, and creates a rebuttable presumption against liability for covered commercial entities substantially complying with specified cybersecurity frameworks or federal security requirements.

    Passed chamber

  • New York S 1961: Establishes the "secure our data act"

    What it would do: Requires state entities to implement cybersecurity protections for personal information, including immutable backups in segmented storage, vulnerability assessments, incident response plans, and annual workforce training, with regulations to be promulgated within one year.

    Passed chamber

  • Hawaii SB 3015: Relating to personal information.

    What it would do: Prohibits Hawaii government entities from making personal information publicly accessible through websites, databases, or similar systems unless explicitly required by law, and requires entities to implement security procedures, respond to individual notices within 30 days, and report breaches to affected residents.

    Passed chamber

  • New Jersey A 4093: Requires certain persons and business entities to maintain comprehensive information security program.

    What it would do: Requires any person or business entity that owns or licenses personal information about New Jersey residents to develop, implement, and maintain a comprehensive information security program with administrative, technical, and physical safeguards. Violations are unlawful practices under the consumer fraud act.

    In committee

  • Iowa HF 2452: A bill for an act establishing the data security program within the department of education, and making appropriations.

    What it would do: Establishes a data security program within the department of education allowing school districts to voluntarily participate in selected data security services, and appropriates $250,000 to a data security program fund for fiscal year 2026-2027.

    In committee

  • Michigan SB 549: Insurance: other; data security enforcement; modify. Amends secs. 553, 561 & 563 of 1956 PA 218 (MCL 500.553 et seq.) & adds secs. 564 & 564a.

    What it would do: Amends Michigan's insurance data security law to define key terms like cybersecurity events, nonpublic information, and multi-factor authentication. Establishes requirements for licensees to notify affected residents and consumer reporting agencies of data breaches, with civil penalties up to $250 per violation and aggregate liability capped at $750,000 per event.

    Passed committee

  • New York S 9131: Relates to data broker regulation

    What it would do: Creates Article 42-A regulating data brokers in New York, requiring them to implement comprehensive information security programs, register annually with the attorney general for $100,000, and prohibiting acquisition of personally identifiable information through fraudulent means or for stalking, fraud, or discrimination.

    In committee

  • Mississippi SB 2128: Breach of security; report to the Attorney General.

    What it would do: Requires entities conducting business in Mississippi that maintain personal information of state residents to notify affected individuals of security breaches without unreasonable delay, and to notify the Attorney General in writing if more than 100 individuals are affected.

    In committee

  • Mississippi SB 2410: Cybersecurity; limit liability for governmental and certain commercial entities that substantially comply with standards.

    What it would do: Provides liability protection for governmental entities and commercial entities that substantially comply with specified cybersecurity standards including NIST frameworks, CIS controls, and ISO/IEC 27000 standards, with a rebuttable presumption against liability for covered entities meeting these requirements.

    In committee

  • Congress H.R. 7270: Stop Identity Fraud and Identity Theft Act of 2026

    In committee

  • New Jersey A 1550: Requires adoption and implementation of cybersecurity standards by casinos and sportsbooks; establishes safe gaming certification program.

    What it would do: Requires casino and sports wagering licensees and their contracted operators to establish cybersecurity programs complying with NIST or ISO 27000 standards, conduct annual independent audits, and report breaches within 72 hours. Establishes a safe gaming certification program with a three-year validity period.

    In committee

  • New Jersey A 3283: Requires businesses in financial, essential infrastructure, and health care industries to develop cybersecurity plans.

    What it would do: Requires businesses in financial, essential infrastructure, and healthcare industries to develop and implement cybersecurity programs conforming to industry-recognized frameworks, submit plans to the New Jersey Cybersecurity and Communications Integration Cell, and annually certify compliance.

    In committee

  • New York A 1239: Requires policies covering losses or damages from cyberattacks to include a requirement that the insured notify a law enforcement agency

    What it would do: Requires insurance policies covering cyberattack losses or damages for corporations or business entities to mandate that the insured notify a law enforcement agency before receiving payment for such losses or damages.

    In committee

  • New York A 1374: Relates to identity theft prevention and mitigation services in the case of a security breach

    What it would do: Requires persons or businesses experiencing a security breach involving social security numbers to offer affected New York residents at least 24 months of free credit monitoring, identity theft prevention, and mitigation services, with a financial hardship exemption available for individual persons and small businesses.

    In committee

  • New York A 7719: Establishes a commission to study cyber security in the state

    What it would do: Establishes an 11-member commission to study cyber security and the EU's general data protection regulation, develop protective legislation, and make recommendations for safeguarding critical infrastructure, financial systems, and other sectors. Requires a report to the governor and legislature within one year.

    In committee

  • New York S 4427: Relates to a business tax credit for purchase of data breach insurance

    What it would do: Allows businesses with 100 or fewer employees a tax credit equal to 25 percent of data breach insurance premiums paid, provided they adopt cybersecurity standards from NIST or the state comptroller. Credit expires five years after enactment.

    In committee

Questions

Which states have breach notification and data security laws?

States that enacted breach notification and data security laws in 2025 and 2026: Utah (4), Texas (2), California (1), Delaware (1), Mississippi (1), Nebraska (1), New York (1), Oklahoma (1), Rhode Island (1) and South Dakota (1). Laws enacted before 2025 are not listed here.

Which states have the most breach notification and data security bills?

New York (10), Florida (8), Congress (8), Mississippi (7) and Massachusetts (5). In all, 80 bills in 29 jurisdictions, the latest action on 13 October 2026.

What do breach notification and data security bills cover?

Duties to secure personal data and to notify people and regulators after a data breach, including insurers and businesses. Each enacted law above has a line on what it requires.

Is this legal advice?

No. Which bills count as breach notification and data security bills, and the line on what each law requires or each bill would do, are drafted by software and not reviewed by an attorney. Every bill links to the legislature’s own record: read the text before relying on it. The list covers bills from the 2025 and 2026 sessions.

Follow breach notification and data security bills in every state

The Cybersecurity Legislation Tracker sends the bills that moved and a monthly report you can forward to a client.