The 50-State AI Law Atlas · CA
California AI laws
5 enacted · 0 signed, not yet effective · 0 pending bills · verified 2026-08-02
Does California have an AI law?
Yes. As of 2026-08-02, California has 5 AI laws on the books (5 enacted). Leading instruments: Transparency in Frontier Artificial Intelligence Act (TFAIA); Companion Chatbot Operator Requirements; Generative AI Training Data Transparency Act. Every entry is sourced to the official legislature page.
Open California on the interactive map
Comprehensive frameworks (3)
Transparency in Frontier Artificial Intelligence Act (TFAIA)
SB 53 (Stats. 2025)
Signed 2025-09-29 · Effective 2026-01-01
Requires large frontier-model developers to publish safety frameworks and transparency reports, report critical safety incidents to the state, and protects whistleblowers; signed by Governor Newsom September 29, 2025, effective January 1, 2026.
Comprehensive frameworks
Official text: leginfo.legislature.ca.gov
Verified 2026-08-02
Generative AI Training Data Transparency Act
AB 2013 (Stats. 2024)
Signed 2024-09-28 · Effective 2026-01-01
Requires developers of generative AI systems to publish a high-level summary of the data used to train their systems; obligations apply to systems released on or after January 1, 2022, with compliance due January 1, 2026.
Comprehensive frameworks
Official text: leginfo.legislature.ca.gov
Verified 2026-08-02
Cartwright Act: Common Pricing Algorithms
AB 325 (Ch. 338, Stats. 2025)
Signed 2025-10-06 · Effective 2026-01-01
Makes it unlawful under California antitrust law to use or distribute a 'common pricing algorithm' that uses competitor data to align prices, and eases pleading standards for Cartwright Act claims.
Comprehensive frameworks
Official text: leginfo.legislature.ca.gov
Verified 2026-08-02
Chatbots and consumer AI (1)
Companion Chatbot Operator Requirements
SB 243 (Ch. 677, Stats. 2025)
Signed 2025-10-13 · Effective 2026-01-01
First state companion-chatbot safety law: AI-status disclosure, crisis-referral protocols for suicidal ideation, added safeguards for minors, and annual reporting to the Office of Suicide Prevention beginning July 1, 2027.
Chatbots and consumer AI
Official text: leginfo.legislature.ca.gov
Verified 2026-08-02
Deepfakes, elections, likeness (1)
California AI Transparency Act
SB 942 (Ch. 291, Stats. 2024; amended by AB 853, Stats. 2025)
Signed 2024-09-19 · Effective 2026-08-02
Requires large generative AI providers to offer a free AI-detection tool and embed latent provenance disclosures in AI-generated content. Amended by AB 853 (October 13, 2025) to push the operative date to August 2, 2026 and add platform labeling duties.
Deepfakes, elections, likeness
Official text: leginfo.legislature.ca.gov
Verified 2026-08-02
Sources: state legislatures, NCSL, official journals. Dataset build 2026-08-02. Laws shown are enacted unless marked pending. Method and caveats: how this atlas is built.
Compare with the most active jurisdictions: Illinois, Utah, Colorado, or replay the whole wave on the timeline.