California AI Transparency Act (SB 942): AB 853 signed
Tech · Compliance deadlines · Mon, October 13, 2025 · California · US
AB 853 (ch. 674) delays the operative date and adds platform and device duties. Not legal advice.
Every year
| Date | Event | When |
|---|---|---|
| Thu, Sep 19, 2024 | California AI Transparency Act (SB 942): SB 942 signed | 2 yr ago |
| Mon, Oct 13, 2025 | California AI Transparency Act (SB 942): AB 853 signed | 11 mo ago |
| Thu, Jan 1, 2026 | California AI Transparency Act (SB 942): Original operative date (superseded) | 9 mo ago |
| Sun, Aug 2, 2026 | California AI Transparency Act (SB 942): Covered provider duties apply | 2 mo ago |
| Fri, Jan 1, 2027 | California AI Transparency Act (SB 942): Large online platform and hosting platform duties | in 3 mo |
| Sat, Jan 1, 2028 | California AI Transparency Act (SB 942): Capture device manufacturer duties | in 15 mo |
Also on Oct 13, 2025
| Date | Event | When |
|---|---|---|
| Mon, Oct 13, 2025 | Indigenous Peoples' Day | 11 mo ago |
| Mon, Oct 13, 2025 | Margaret Thatcher, born 1925 (100 years) | 11 mo ago |
| Mon, Oct 13, 2025 | Oracle CloudWorld 2025 | 11 mo ago |
Source, method and history
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- From the Regulations API (regulations.fru.dev), which cites the official text.
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- Changes
- 2026-09-25: added to 2025-10-13