SB1000California2025 sessionEngrossed
California AI Transparency Act.
Plain-language summary
Amends and strengthens the California AI Transparency Act, updating disclosure obligations for AI systems. The bill revises existing Business and Professions Code sections to expand or clarify requirements for transparency in how AI systems operate or communicate with consumers. It applies to businesses deploying AI-powered tools in California.
Summary generated by AI from the official bill text — may contain errors.
History
Feb 9, 2026
SIntroduced. Read first time. To Com. on RLS. for assignment. To print.
Feb 10, 2026
SFrom printer. May be acted upon on or after March 12.
Feb 18, 2026
SReferred to Com. on P., D.T., & C.P.
Mar 26, 2026
SFrom committee with author's amendments. Read second time and amended. Re-referred to Com. on P., D.T., & C.P.
Apr 13, 2026
SSet for hearing April 13.
Apr 14, 2026
SFrom committee: Do pass and re-refer to Com. on APPR. (Ayes 8. Noes 1. Page 3843.) (April 13). Re-referred to Com. on APPR.
Apr 17, 2026
SSet for hearing April 27.
Apr 27, 2026
SApril 27 hearing: Placed on APPR. suspense file.
May 8, 2026
SSet for hearing May 14.
May 14, 2026
SFrom committee: Do pass. (Ayes 5. Noes 0.) (May 14).
May 14, 2026
SRead second time. Ordered to third reading.
May 19, 2026
SRead third time. Urgency clause adopted. Passed. (Ayes 33. Noes 1.) Ordered to the Assembly.
May 20, 2026
AIn Assembly. Read first time. Held at Desk.
May 26, 2026
AReferred to Com. on P. & C.P.
Jun 9, 2026
AFrom committee with author's amendments. Read second time and amended. Re-referred to Com. on P. & C.P.
Jun 17, 2026
AFrom committee: Do pass and re-refer to Com. on APPR. (Ayes 15. Noes 0.) (June 16). Re-referred to Com. on APPR.
Jul 1, 2026
AFrom committee: Do pass. (Ayes 10. Noes 0.) (July 1).
Jul 2, 2026
ARead second time. Ordered to third reading.
Progress
Introduced
EngrossedMay 19, 2026
Enrolled
Passed
Signed into law
Sponsors
JB
Sen. Josh Becker (D)Prime sponsor
Sources
Always verify against the official source. Summaries are AI-generated and may contain errors.