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52Nov 3 election

California AI Transparency Act.

It became law on Sep 30.

CA SB 1000 · Senate Bill · 2025–2026

Stage
Became law
Started in
Senate
Sponsor
Josh Becker
Latest action
Sep 30

Where it stands

  1. Introduced (Done)

  2. Committee (Done)

  3. Floor (Done)

  4. Law (Done)

    Sep 30

What it does

Existing law, the California AI Transparency Act (CATA) , beginning August 2, 2026, generally regulates provenance data disclosure in content generated by artificial intelligence (AI) , including by requiring a covered provider to make available an AI detection tool at no cost to the user that meets certain criteria. Existing law requires a covered provider to offer the user the option to include a certain manifest disclosure in image, video, or audio content, or content that is any combination thereof, created or altered by the covered provider's generative artificial intelligence (GenAI) system and requires a covered provider to include a certain latent disclosure in AI-generated image,…

Read the full textRead it on the official site

Where it goes next

Law in California. Agencies now write the rules that carry it out, and courts can stay or strike it.

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Who is involved

Sponsors

The lawmakers who put their names on it, lead sponsors first.

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