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CA SB 942

California AI Transparency Act (CAITA)

Requires large GenAI providers (1M+ monthly users) to provide free AI detection tools, embed latent disclosures (watermarks/metadata) in AI-generated content, and offer optional manifest (visible) disclosures to users.

Jurisdiction

California

Enacted

Sep 19, 2024

Effective

Aug 2, 2026

Enforcement

California AG, city attorneys, or county counsel

Signed September 19, 2024; effective January 1, 2026

CA Legislature

Why It Matters

Addresses deepfake/synthetic media concerns. Only applies to very large providers (1M+ threshold). Detection tool requirement is novel approach.

Recent Developments

Signed September 2024. Applies to large providers only (1M+ users). Excludes text-only outputs. Excludes video games, streaming, movies.

At a Glance

Applies to

Image GeneratorVideo GeneratorAudio Generator

Harms addressed

Requires

Who Must Comply

  • Covered providers (GenAI systems with >1 million monthly users publicly accessible in California)

Applicability thresholds:

1M US-CA users/month — Subject to AI detection tool and latent disclosure requirements

Safety Provisions

  • Free publicly accessible AI detection tool
  • Latent disclosures (imperceptible metadata/watermarks) with system info, provider name, creation date
  • User option for manifest disclosures (visible labels/watermarks)
  • Third-party licensees must maintain disclosure capabilities
  • License cancellation within 96 hours if licensee disables disclosures
  • User feedback collection on detection tool efficacy

Exemptions

Entertainment Content

Video game, television, streaming, movie, or interactive experiences (non-user-generated)

  • • Entertainment content
  • • Not user-generated

Text-Only Outputs

Text-only outputs excluded from disclosure requirements

  • • Text-only output
  • • No image/video/audio

Compliance & Enforcement

Key Dates

Jan 1, 2026

All provisions take effect

Free AI detection tool must be available

Latent disclosure (watermark/metadata) requirements begin

Penalties

$5K/violation

View on map

California

Focus Areas

Algorithmic accountability
Active safeguards required

Compliance Help

Must provide free AI detection tool. Must embed latent disclosures in AI-generated image/video/audio. Must offer manifest disclosure option to users.

See how NOPE helps

Cite This

APA

California. (2024). California AI Transparency Act (CAITA).

Related Regulations

In Effect US-CA

CA CPPA ADMT

California Privacy Protection Agency regulations establishing consumer rights and business obligations for Automated Decision-Making Technology (ADMT) that makes significant decisions including healthcare. Requires pre-use notice, opt-out rights, access rights, appeal rights, and risk assessments.

In Effect US-CA

CA AB 2013

Requires GenAI developers to publish documentation about training datasets including sources, data types, copyright status, personal information inclusion, and processing methods.

In Effect US-TX

TX AI Catfishing Law

Establishes civil liability for online impersonation using AI. Person liable if they knowingly and with intent to harm, defraud, intimidate, or threaten use AI to impersonate another's name, voice, signature, photograph, or likeness. Civil remedies include injunctive relief, actual damages, exemplary damages ($500+ minimum), costs, and attorney's fees. Satire and parody exempted.

In Effect US-PA

PA Digital Forgery Act

Amends Pennsylvania's forgery statutes to criminalize creation and distribution of non-consensual AI-generated deepfakes ('forged digital likenesses') with intent to defraud or injure. Establishes tiered criminal penalties including felony charges for fraud-related deepfakes.

Enacted US-AR

AR HB 1071

Amends Arkansas publicity rights law to explicitly include AI-generated reproductions of voice and likeness. Covers simulated voices and 3D generation.

In Effect US-SD

SD Deepfakes Act

Prohibits disseminating deepfakes about candidates within 90 days of election with intent to cause injury. Class 1 misdemeanor with up to 1 year imprisonment and $2,000 fine. Affirmative defense for content with AI manipulation disclosure. Civil remedies available to AG, candidates, and depicted individuals.

Last updated January 22, 2026. Verify against primary sources before relying on this information.