CaliforniaCaliforniaLawSB 53
Transparency in Frontier Artificial Intelligence Act
Requires large frontier AI developers to publish frontier AI frameworks and transparency reports, report critical safety incidents to the state, protects whistleblowers and sets up a consortium to plan a public computing cluster called CalCompute.
Signed by the governor; Chapter 138, Statutes of 2025Sep 29, 2025 1 year ago
- Body
- California Legislature
- Session
- 2025-2026
- Introduced
- Jan 7, 2025
- In effect since
- Jan 110 months ago
- Votes
- Senate 37-0, Assembly 59-7, Senate concurrence 29-8
- Sponsors
- D (Democrat)Democrat
Timeline
Sep 29, 2025 1 year ago
Sep 12, 2025 1 year ago
May 28, 2025 1 year ago
Jan 7, 2025 1 year ago
Sponsors
- D (Democrat)Senator Wiener
Related
Employment: Automated Decision Systems
Would require employers to give notice about automated decision systems used in employment decisions and bar retaliation against workers who assert their rights, enforced by the Labor Commissioner.
AB 2575
This bill would have protected nurses from disciplinary action when overriding unsafe artificial intelligence clinical recommendations.
AI therapy chatbot ban bill
This bill would have prohibited artificial intelligence algorithms from providing or advertising therapy services.
California AI Transparency Act Revisions
Would recast the California AI Transparency Act, removing the user threshold for covered providers and replacing AI detection tools with disclosure verification tools, as an urgency statute.
Digital Replicas
Would clarify that the right of publicity and false impersonation laws cover digital replicas of a person's voice or likeness.
Employment: Technological Displacement: Notice
Would require Cal/WARN layoff notices to disclose when a mass layoff, relocation or termination is caused in whole or substantial part by AI or other automated technology.
Executive Order to Boost AI Safety Oversight
The executive order increases safety oversight and requires independent verification of artificial intelligence systems.
Health Care Services: AI Clinical Decision Support
Would require developers and deployers of AI clinical decision support systems to make reasonable efforts to identify systems with a foreseeable risk of biased impacts and to disclose intended uses and risks.
Change log
- AddedAdded to the list. Set by hand from the official record.Sep 27
Summaries of public legislative records, executive actions and court rulings, for reference, not legal advice. Check the official page linked on each item. First seen 2026-09-27. Checked against the official source.