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United States of America: California AI Transparency Act including authorisation requirements was passed by California State Assembly

Policy overview

Description

California AI Transparency Act including authorisation requirements was passed by California State Assembly

On 2 June 2025, The Act applies to AI providers with over 1 million monthly users, large online platforms with over 2 million monthly users, and capture device manufacturers in California. The Act requires AI providers, large online platforms, and c…

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
legislature
Government Body
parliament

Complete timeline of this policy change

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2025-02-19
under deliberation

On 19 February 2025, the California Artificial Intelligence (AI) Transparency Act was introduced to…

2025-06-02
under deliberation

On 2 June 2025, The Act applies to AI providers with over 1 million monthly users, large online pla…

2025-09-12
adopted

On 12 September 2025, the California Artificial Intelligence (AI) Transparency Act was adopted by t…

2025-10-13
adopted

On 13 October 2025, the California Artificial Intelligence (AI) Transparency Act was signed by the …

2026-08-02
in grace period

On 2 August 2026, the California AI Transparency Act (AB 853) enters into force with grace period. …

2027-01-01
in force

On 1 January 2027, the California Artificial Intelligence (AI) Transparency Act for large online p…