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Legislations.
CACaliforniaCaliforniaLawLawSB 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.

Where it stands

In forceIntroducedCommitteeFloorLawIn force

Signed by the governor; Chapter 138, Statutes of 2025Sep 29, 202512 months ago

Body
California Legislature
Session
2025-2026
Introduced
Jan 7, 2025
In effect since
Jan 18 months ago
Votes
Senate 37-0, Assembly 59-7, Senate concurrence 29-8
Sponsors
D (Democrat)Democrat
AIGov AI
Official page Source: California Legislative Information (leginfo.legislature.ca.gov) On Regulations: California SB 53 (TFAIA)

Timeline

  1. Sep 29, 2025 12 months ago

    Signed by the governor; Chapter 138, Statutes of 2025

  2. Sep 12, 2025 1 year ago

    Passed Assembly (59-7)

  3. May 28, 2025 1 year ago

    Passed Senate (37-0)

  4. Jan 7, 2025 1 year ago

    Introduced

Sponsors

  • D (Democrat)Senator Wiener