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California · SB1000 · 2025 session

California AI Transparency Act.

EnactedChaptered by Secretary of State. Chapter 861, Statutes of 2026 · Sep 30, 2026

In plain language

Amends the California AI Transparency Act, revising its provisions on AI-generated content disclosure and detection. Takes effect immediately as an urgency measure.

Summary generated by AI from the official bill text — may contain errors. Read the official text ↗ (opens in new tab)

Legislative history

27 actions · newest first
  1. Sep 30, 2026—Chaptered by Secretary of State. Chapter 861, Statutes of 2026.
  2. Sep 30, 2026—Approved by the Governor.
  3. Sep 2, 2026—Enrolled and presented to the Governor at 3 p.m.
  4. Aug 27, 2026SenateAssembly amendments concurred in. (Ayes 39. Noes 0.) Ordered to engrossing and enrolling.
  5. Aug 25, 2026SenateIn Senate. Concurrence in Assembly amendments pending.
  6. Aug 25, 2026AssemblyRead third time. Urgency clause adopted. Passed. (Ayes 72. Noes 0. Page 6517.) Ordered to the Senate.