AISN #63: California’s SB-53 Passes the Legislature

AISN #63: California’s SB-53 Passes the Legislature

From AI Safety Newsletter by Center for AI Safety

September 24, 2025 · 9 min

About this episode

This episode discusses the passage of California's SB-53, which aims to regulate catastrophic risk in AI.

In this edition: California's legislature sent SB-53—the ‘Transparency in Frontier Artificial Intelligence Act’—to Governor Newsom's desk. If signed into law, California would become the first US state to regulate catastrophic risk. Listen to the AI Safety Newsletter for free on Spotify or Apple Podcasts. A note from Corin: I’m leaving the AI Safety Newsletter soon to start law school—but if you’d like to hear more from me, I’m planning to continue to write about AI in a new personal newsletter, Conditionals. On a related note, we’re also hiring a writer for the newsletter. California's SB-53 Passes the Legislature SB-53 is the Legislature's weaker sequel to last year's vetoed SB-1047. After Governor Gavin Newsom vetoed SB-1047 last year, he convened the Joint California Policy Working Group on AI Frontier Models. The group's June report recommended transparency, incident reporting, and whistleblower protections as near-term priorities for governing AI systems. SB-53 (the [...] --- Outline: (00:49) California's SB-53 Passes the Legislature (06:33) In Other News (08:37) Discussion about this post --- First published: September 24th, 2025 Source…

People in this episode

Host: Corin

Topics covered

  • AI regulation
  • California legislation
  • transparency in AI
  • catastrophic risk
  • whistleblower protections

Keywords

  • California
  • SB-53
  • AI regulation
  • Governor Newsom
  • transparency
  • catastrophic risk
  • whistleblower protections

Mentioned in this episode

Organizations: California, Governor Newsom, California Policy Working Group on AI Frontier Models

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