United States of America: California AI Transparency Act including authorisation requirements was signed by Governor of California
Description
California AI Transparency Act including authorisation requirements was signed by Governor of California
On 13 October 2025, the California Artificial Intelligence (AI) Transparency Act was signed by the Governor of California. The Act applies to AI providers with over 1 million monthly users, large online platforms with over 2 million monthly users, a…
Scope
Policy Area
Authorisation, registration and licensing
Policy Instrument
Authorisation of goods or services
Regulated Economic Activity
online advertising provider, platform intermediary: user-generated content, ML and AI development, search service provider, platform intermediary: other
Implementation Level
subnational
Government Branch
executive
Government Body
central government
Complete timeline of this policy change
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2025-02-19
under deliberation
2025-06-02
under deliberation
2025-09-12
adopted
2025-10-13
adopted
2026-08-02
in grace period