CA Training Data Transparency — Requirements, Penalties & Compliance Guide

AB 2013 · CA · Effective Jan 1, 2026

In effect

Summary

Requires documentation and disclosure of AI training data sources and composition.

Who it applies to

Scope: all ai. This regulation applies to deployers and/or developers of AI systems in the all ai category operating in or affecting CA.

Penalties

Up to $8K per violation. Enforced by Attorney General.

Key requirements

This regulation has 5 distinct requirements. Deep-dive guides with step-by-step implementation, evidence needed, and passing criteria:

Effective date

Jan 1, 2026. Currently in effect.

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