{"slug":"us-california-sb-53-frontier-ai-framework","id":"AIPT-OBL-0079","permanent_url":"https://aipolicytracker.org/id/AIPT-OBL-0079","title":"Large frontier developers must publish a frontier AI framework","short_title":"Frontier AI framework","category":"safety_testing","summary":"Large frontier developers must publish and maintain a framework describing how they incorporate national and international standards, assess catastrophic risk, apply mitigations, secure model weights, and govern internal processes, and must review it at least annually.\n","practical_action":"Publish a safety framework and keep a change log of revisions.","is_binding":true,"applies_from":"2026-01-01","section":null,"source_reference":"Business and Professions Code, Chapter 25.1 (as added by SB 53)","official_source_url":"https://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=202520260SB53","review_status":"verified","confidence_level":"medium","last_verified_at":"2026-09-26","reviewed_by":"Bhaskar Bhatt","actors":["gpai_provider"],"sectors":["cross_sector"],"use_cases":["generative_ai"],"applicability":[{"description":"Large frontier developers above the statutory compute and revenue thresholds.","actors":["gpai_provider"],"conditions":null}],"evidence_examples":[{"title":"Published frontier AI framework","description":null,"artifact_type":"document"}],"framework_mappings":[{"framework":"nist_ai_rmf","framework_name":"NIST AI RMF 1.0","reference":"GOVERN 1.x; NIST AI 600-1","note":"Original editorial mapping.","confidence_level":"medium","is_original":true}],"controls":[{"slug":"frontier-model-safety-framework","title":"Frontier model safety and security framework","kind":"policy","relationship":"satisfies","note":"The published, annually reviewed framework with a change log.","confidence_level":"high","url":"https://aipolicytracker.org/controls/frontier-model-safety-framework"},{"slug":"genai-red-team-testing","title":"Adversarial and red-team testing for generative AI","kind":"technical","relationship":"supports","note":"Catastrophic-risk assessment evidence.","confidence_level":"medium","url":"https://aipolicytracker.org/controls/genai-red-team-testing"}],"url":"https://aipolicytracker.org/obligations/us-california-sb-53-frontier-ai-framework","policy":{"slug":"us-california-sb-53","title":"California SB 53: Transparency in Frontier Artificial Intelligence Act","status":"in_force","jurisdiction":"us-california","url":"https://aipolicytracker.org/policies/us-california-sb-53"}}