Amends California's Business and Professions Code to require large online platforms to detect and disclose provenance data of AI-generated content, prohibit GenAI hosting platforms from distributing non-compliant systems, and require capture device manufacturers to embed latent disclosures by default, with civil penalties of $5,000 per violation.
Amends the Business and Professions Code to define key terms related to artificial intelligence, such as "artificial intelligence," "generative artificial intelligence system," and "large online platform", "provenance data", and "covered provider" for purposes of this chapter.
Requires large online platforms, beginning January 1, 2027, to detect standards-compliant provenance data embedded in distributed content and provide a user interface disclosing content authenticity, origin, modification history, and the name of the GenAI system or capture device that created it.
Requires large online platforms to allow users to inspect system provenance data through the platform interface, by downloading content, or via a third-party link, and prohibits platforms from knowingly stripping provenance data or digital signatures from content.
Prohibits GenAI hosting platforms from knowingly making available GenAI systems that do not place required disclosures, effective January 1, 2027.
Requires capture device manufacturers, beginning January 1, 2028, to provide users the option to include and by default embed latent disclosures, including manufacturer name, device name/version, and content creation time/date, in captured content.
Establishes civil penalties of $5,000 per violation, with each day constituting a discrete violation, enforceable by the Attorney General, city attorney, or county counsel, with attorney's fees awarded to prevailing plaintiffs, effective August 2, 2026.