California SB1000: California AI Transparency Act.

What the bill says

An act to amend Sections 22757.1, 22757.2, 22757.3, 22757.4, and 22757.5 of, and to add and repeal Section 22757.4.1 of, the Business and Professions Code, relating to artificial intelligence, and declaring the urgency thereof, to take effect immediately. artificial intelligence, and declaring the urgency thereof, to take effect immediately California AI Transparency Act…

From the chaptered text, September 30, 2026:

An act to amend Sections 22757.1, 22757.2, 22757.3, 22757.4, and 22757.5 of, and to add and repeal Section 22757.4.1 of, the Business and Professions Code, relating to artificial intelligence, and declaring the urgency thereof, to take effect immediately. artificial intelligence, and declaring the urgency thereof, to take effect immediately California AI Transparency Act. 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, video, or audio content, or content that is any combination thereof, created by the covered provider’s GenAI system. Existing law defines “covered provider” for these purposes to mean a person that creates, codes, or otherwise produces a generative AI system that has over 1,000,000 monthly visitors or users and is publicly accessible within the geographic boundaries of the state. This bill would recast …

Read the full official text

Sponsors

• Josh Becker (D, SD13) · primary sponsor

Latest actions

1. September 30, 2026: Chaptered by Secretary of State. Chapter 861, Statutes of 2026.
2. September 30, 2026: Approved by the Governor.
3. September 2, 2026: Enrolled and presented to the Governor at 3 p.m.
4. August 27, 2026: Assembly amendments concurred in. (Ayes 40. Noes 0. Page 6021.) Ordered to engrossing and enrolling.
5. August 27, 2026: Assembly amendments concurred in. (Ayes 39. Noes 0.) Ordered to engrossing and enrolling.
6. August 25, 2026: Read third time. Urgency clause adopted. Passed. (Ayes 72. Noes 0. Page 6517.) Ordered to the Senate.
7. August 25, 2026: In Senate. Concurrence in Assembly amendments pending.
8. August 25, 2026: Read third time. Urgency clause adopted. Passed. Ordered to the Senate.
9. August 21, 2026: Ordered to third reading.
10. August 21, 2026: Read third time and amended.

Votes

• Unfinished Business SB1000 Becker Urgency Clause Concurrence (August 27, 2026): 40 yea, 0 nay, passed
• SB 1000 Becker Third Reading Urgency By Wicks (August 25, 2026): 72 yea, 0 nay, passed
• Do pass. (July 1, 2026): 10 yea, 0 nay, passed
• Do pass and be re-referred to the Committee on [Appropriations] (June 16, 2026): 15 yea, 0 nay, passed
• Senate 3rd Reading SB1000 Becker Urgency Clause (May 19, 2026): 33 yea, 1 nay, passed
• Do pass (May 14, 2026): 5 yea, 0 nay, passed

Common questions

What is SB1000?

SB1000 is a bill in the California Legislature (2025-2026 Regular Session): California AI Transparency Act.

What does SB1000 do?

In its own words: An act to amend Sections 22757.1, 22757.2, 22757.3, 22757.4, and 22757.5 of, and to add and repeal Section 22757.4.1 of, the Business and Professions Code, relating to artificial intelligence, and declaring the urgency thereof, to take effect immediately. artificial intelligence, and declaring the urgency thereof, to take effect immediately California AI Transparency Act…

What is the status of SB1000?

Chaptered as of September 30, 2026. Latest action: Chaptered by Secretary of State. Chapter 861, Statutes of 2026. (September 30, 2026).

Who sponsored SB1000?

Josh Becker (D, SD13).

Where is the official record for SB1000?

On the California Legislature website: https://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=202520260SB1000