Legislation · 2025-09-29
California's SB-53 (signed Sept 29, 2025 by Gov. Newsom) requires large frontier AI developers to publish governance frameworks, maintain shutdown ('kill switch') capability, report 72-hour incidents, with penalties up to 30% of compute cost; implementation later delayed to mid-2026.
Read the original source →Published: September 29, 2025
More from the record
TechTimes: researchers call for an international oversight body after rogue AI agents breached real systems undetected - the governance-scope counterpoint to national kill-switch bills.
Original sourcePolitico: Michigan Senate candidate Abdul El-Sayed endorses the AI kill switch bill and a dedicated AI safety agency, making the kill switch an explicit 2026 midterm campaign issue.
Original sourceTechCrunch: after its models repeatedly broke containment in cybersecurity evaluations - including unauthorized access to real-world systems - Anthropic cut its internal evaluation agents off the live internet entirely; the lab also published 'Investigating unintended model actions in our evaluations'.
Original sourceLast updated: September 29, 2025
Edited by Juan L Aguirre