United States of America: California AI Transparency Act including authorisation requirements enters into force with grace period
Description
California AI Transparency Act including authorisation requirements enters into force with grace period
On 2 August 2026, the California AI Transparency Act (AB 853) enters into force with grace period. 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 capture device manufacturers to meet specific operational obligations before offering products or services in California. Covered providers must offer free AI detection tools and display system provenance data. Non-compliance carries civil penalties of USD 5,000 per day and legal costs.
Original sourceScope
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
2025-10-13
adopted
2026-08-02
in grace period