{"slug":"us-california-ab-2013-training-data-transparency","id":"AIPT-POL-0206","permanent_url":"https://aipolicytracker.org/id/AIPT-POL-0206","title":"California AB 2013: Generative artificial intelligence: training data transparency (Chapter 817, Statutes of 2024)","short_title":"California training-data transparency law (AB 2013)","jurisdiction":"us-california","instrument_type":"act","status":"in_force","is_binding":true,"ai_specific":true,"issuing_body":"California State Legislature","summary_plain":"Developers of generative AI systems made available to Californians must post documentation of the data used to train them on their websites, including summaries of the datasets, whether they include copyrighted material, whether they were purchased or licensed, and whether they include personal information.","adopted_on":"2024-09-28","in_force_on":"2025-01-01","applies_from":"2026-01-01","official_source_url":"https://leginfo.legislature.ca.gov/faces/billStatusClient.xhtml?bill_id=202320240AB2013","last_verified_at":null,"reviewed_by":null,"content_version":1,"review_status":"pending_review","confidence_level":"medium","updated_at":"2026-10-15T06:46:25+00:00","url":"https://aipolicytracker.org/policies/us-california-ab-2013-training-data-transparency","status_note":"Recorded on 15 October 2026 from search-engine extracts of the official pages listed; the official text could not be opened from the research environment, so every date and duty here is pending review against it.","scope_summary":"Generative AI systems or services released on or after 1 January 2022 and made available to Californians; certain security, aircraft and national-security systems are exempt.","who_it_applies_to":"Developers of generative AI systems and services offered to people in California.","key_dates_summary":"Chaptered 28 September 2024; effective 1 January 2025; documentation due by 1 January 2026.","penalties_summary":null,"what_organizations_must_do":null,"published_on":null,"date_notes":"Dates as stated in search extracts of the official source; confirm against it.","taxonomy":{"actor":["provider","gpai_provider"],"ai_system_type":["general_purpose_ai_model","generative_ai"],"sector":["cross_sector"],"risk_category":["transparency_risk"],"use_case":["generative_ai"]},"sections":[],"obligations":[],"applicability_rules":[],"deadlines":[],"versions":[],"enforcement_events":[],"procurement_rules":[],"sources":[{"title":"California Legislative Information: AB 2013 (2023-2024) status","publisher":"California Legislative Information","url":"https://leginfo.legislature.ca.gov/faces/billStatusClient.xhtml?bill_id=202320240AB2013","document_date":"2024-09-28","document_type":"legislation","tier":1,"tier_label":"Official primary source (government, legislature, regulator, court, standards body, intergovernmental)"}],"related_policies":["us-california-sb-53"],"related_frameworks":[],"faq":[],"source":{"official_source_url":"https://leginfo.legislature.ca.gov/faces/billStatusClient.xhtml?bill_id=202320240AB2013","source_title":"California Legislative Information: AB 2013 (2023-2024) status","source_publisher":"California Legislative Information","source_document_date":"2024-09-28","source_reference":null,"source_tier":1,"last_checked_at":"2026-10-15","last_verified_at":null,"review_status":"pending_review","confidence_level":"medium","content_version":1,"change_summary":"Added in the October 2026 sub-national research round. Recorded on 15 October 2026 from search-engine extracts of the official pages listed; the official text could not be opened from the research environment, so every date and duty here is pending review against it.","reviewed_by":null},"second_review":null}