{"slug":"us-ca-sb53","type":"law","name":"California SB 53 (frontier AI developers)","shortName":"California SB 53","jurisdiction":"US-CA","appliesTo":"provider","status":"in_force","sectors":["all"],"summary":"Safety framework publication and incident reporting for frontier developers above $500M in revenue.","bodyMd":"","dates":[{"date":"2026-01-01","note":"Effective","label":"in_force"}],"officialUrl":"","confirm":true,"verifiedAt":null,"updatedAt":"2026-11-02","claimedBy":null,"watchUrl":"","url":"http://localhost:3000/crosswalk/us-ca-sb53","jurisdiction_label":"California","rules":[],"changes":[{"date":"2026-11-02T02:55:17.298Z","summary":"Entry created from seed data.","editor":"seed"}],"posts":[]}