{"id":93979,"topic":"ai","source":"Bloomberg Law News","title":"Newsom Signs First-of-Its-Kind Bill on Lawyer, Arbitrator AI Use - Bloomberg Law News","url":"https://news.bloomberglaw.com/daily-labor-report/newsom-signs-first-of-its-kind-bill-on-lawyer-arbitrator-ai-use","url_hash":"492694cd4b725eb2c21099e1ca02c86121b8b55b","author":"","summary":"Newsom Signs First-of-Its-Kind Bill on Lawyer, Arbitrator AI Use Bloomberg Law News","content":"California has enacted first-of-its-kind legislation governing attorneysâ use of generative artificial intelligence tools in their work, banning them from delegating the practice of law to AI and from entering confidential or personal information into an AI tool.\nGov. Gavin Newsom (D) signed the bill (SB 574) Wednesday to codify and expand on state court rules. It requires attorneys to verify all citations before filing briefs in court, including those generated by AI tools, and for at least one attorney to sign every court filing in their individual name, unless the party is representing themselves without an attorney.\nThe new law prescribes similar limits on arbitrators, barring them from delegating their decision-making process to AI tools and from relying on AI-generated information without disclosing it to the parties involved in the case. The law also sets parameters for courts to issue sanctions for violations.\nCourts across the country have wrestled with attorneysâ increasing use of generative AI in their legal filings, often resulting in hallucinated or badly interpreted citations to prior case law. Among them, the California Tax Tribunal has considered whether to pass its own rules to govern AI use in the cases it hears. Just in the past two months, federal courts have warned or sanctioned attorneys in bias, bankruptcy, and Justice Department cases.\nLearn more about Bloomberg Law or Log In to keep reading:\nSee Breaking News in Context\nBloomberg Law provides trusted coverage of current events enhanced with legal analysis.\nAlready a subscriber?\nLog in to keep reading or access research tools and resources.","image_url":"https://news-api.bloomberglaw.com/v1/resize-image?url=https%3A%2F%2Fbloomberg-bna-brightspot.s3.us-east-1.amazonaws.com%2Ffe%2Fae%2F8943c93e41a285defd617cd6a51e%2F457621278.jpg&width=1200&height=600&fit=cover","lang":"en","published_at":"2026-09-30T23:39:00+00:00","fetched_at":"2026-10-01T06:15:05+00:00","status":"read","starred":0,"extract_state":"ok","summary_auto":"California has enacted first-of-its-kind legislation governing attorneysâ use of generative artificial intelligence tools in their work, banning them from delegating the practice of law to AI and from entering confidential or personal information into an AI tool. Gavin Newsom (D) signed the bill (SB 574) Wednesday to codify and expand on state court rules.","cluster_id":null,"extract_retries":0,"extract_error":null,"contract_version":"news_item.v1","format_contract_version":"news_item_formats.v1","dedup_url":"https://news.bloomberglaw.com/daily-labor-report/newsom-signs-first-of-its-kind-bill-on-lawyer-arbitrator-ai-use","quality_profile":{"profile_version":"extraction_quality.v2","bucket":"high","confidence":0.9,"failure_kind":"none","retryable":false,"retry_after_attempts":0,"reason":"High confidence: full text extraction produced 1641 characters.","operator_guidance":{"severity":"ok","recommended_action":"trust_full_text","next_step":"Use the extracted full text as the primary article source.","operator_label":"Ready","can_retry":false,"can_use_summary":false,"diagnostics_required":false},"content_depth":{"contract_version":"content_depth.v1","category":"full_text","label":"Full text","has_full_text":true,"has_summary":true,"content_length":1641,"summary_length":358,"usable_text_length":1641,"source_field":"content"},"legacy_collapsed":false,"signals":{"extract_state":"ok","extract_error":null,"extract_retries":0,"content_length":1641,"summary_length":358}},"news_item":{"id":93979,"canonical_url":"https://news.bloomberglaw.com/daily-labor-report/newsom-signs-first-of-its-kind-bill-on-lawyer-arbitrator-ai-use","source_url":"https://news.bloomberglaw.com/daily-labor-report/newsom-signs-first-of-its-kind-bill-on-lawyer-arbitrator-ai-use","title":"Newsom Signs First-of-Its-Kind Bill on Lawyer, Arbitrator AI Use - Bloomberg Law News","source_name":"Bloomberg Law News","author":null,"published_at":"2026-09-30T23:39:00+00:00","locale":"en","topic":"ai","tags":[],"rss_summary":"Newsom Signs First-of-Its-Kind Bill on Lawyer, Arbitrator AI Use Bloomberg Law News","full_text":"California has enacted first-of-its-kind legislation governing attorneysâ use of generative artificial intelligence tools in their work, banning them from delegating the practice of law to AI and from entering confidential or personal information into an AI tool.\nGov. Gavin Newsom (D) signed the bill (SB 574) Wednesday to codify and expand on state court rules. It requires attorneys to verify all citations before filing briefs in court, including those generated by AI tools, and for at least one attorney to sign every court filing in their individual name, unless the party is representing themselves without an attorney.\nThe new law prescribes similar limits on arbitrators, barring them from delegating their decision-making process to AI tools and from relying on AI-generated information without disclosing it to the parties involved in the case. The law also sets parameters for courts to issue sanctions for violations.\nCourts across the country have wrestled with attorneysâ increasing use of generative AI in their legal filings, often resulting in hallucinated or badly interpreted citations to prior case law. Among them, the California Tax Tribunal has considered whether to pass its own rules to govern AI use in the cases it hears. Just in the past two months, federal courts have warned or sanctioned attorneys in bias, bankruptcy, and Justice Department cases.\nLearn more about Bloomberg Law or Log In to keep reading:\nSee Breaking News in Context\nBloomberg Law provides trusted coverage of current events enhanced with legal analysis.\nAlready a subscriber?\nLog in to keep reading or access research tools and resources.","excerpt":"California has enacted first-of-its-kind legislation governing attorneysâ use of generative artificial intelligence tools in their work, banning them from delegating the practice of law to AI and from entering confidential or personal information into an AI tool. Gavin Newsom (D) signed the bill (SB 574) Wednesday to codify and expand on state court rules.","extraction":{"state":"ok","confidence":0.9,"error":null,"explanation":"High confidence: full text extraction produced 1641 characters.","diagnostics_url":"/api/diagnose?url=https%3A//news.bloomberglaw.com/daily-labor-report/newsom-signs-first-of-its-kind-bill-on-lawyer-arbitrator-ai-use","quality_profile":{"profile_version":"extraction_quality.v2","bucket":"high","confidence":0.9,"failure_kind":"none","retryable":false,"retry_after_attempts":0,"reason":"High confidence: full text extraction produced 1641 characters.","operator_guidance":{"severity":"ok","recommended_action":"trust_full_text","next_step":"Use the extracted full text as the primary article source.","operator_label":"Ready","can_retry":false,"can_use_summary":false,"diagnostics_required":false},"content_depth":{"contract_version":"content_depth.v1","category":"full_text","label":"Full text","has_full_text":true,"has_summary":true,"content_length":1641,"summary_length":358,"usable_text_length":1641,"source_field":"content"},"legacy_collapsed":false,"signals":{"extract_state":"ok","extract_error":null,"extract_retries":0,"content_length":1641,"summary_length":358}}},"display_formats":["compact","card","full","digest_section","json"]},"daily_stack_record":{"title":"Newsom Signs First-of-Its-Kind Bill on Lawyer, Arbitrator AI Use - Bloomberg Law News","url":"https://news.bloomberglaw.com/daily-labor-report/newsom-signs-first-of-its-kind-bill-on-lawyer-arbitrator-ai-use","summary":"California has enacted first-of-its-kind legislation governing attorneysâ use of generative artificial intelligence tools in their work, banning them from delegating the practice of law to AI and from entering confidential or personal information into an AI tool. 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It requires attorneys to verify all citations before filing briefs in court, including those generated by AI tools, and for at least one attorney to sign every court filing in their individual name, unless the party is representing themselves without an attorney.\nThe new law prescribes similar limits on arbitrators, barring them from delegating their decision-making process to AI tools and from relying on AI-generated information without disclosing it to the parties involved in the case. The law also sets parameters for courts to issue sanctions for violations.\nCourts across the country have wrestled with attorneysâ increasing use of generative AI in their legal filings, often resulting in hallucinated or badly interpreted citations to prior case law. Among them, the California Tax Tribunal has considered whether to pass its own rules to govern AI use in the cases it hears. Just in the past two months, federal courts have warned or sanctioned attorneys in bias, bankruptcy, and Justice Department cases.\nLearn more about Bloomberg Law or Log In to keep reading:\nSee Breaking News in Context\nBloomberg Law provides trusted coverage of current events enhanced with legal analysis.\nAlready a subscriber?\nLog in to keep reading or access research tools and resources.","confidence":0.9,"diagnostics_url":"/api/diagnose?url=https%3A//news.bloomberglaw.com/daily-labor-report/newsom-signs-first-of-its-kind-bill-on-lawyer-arbitrator-ai-use","quality_bucket":"high","failure_kind":"none","retryable":false,"quality_reason":"High confidence: full text extraction produced 1641 characters.","quality_profile":{"profile_version":"extraction_quality.v2","bucket":"high","confidence":0.9,"failure_kind":"none","retryable":false,"retry_after_attempts":0,"reason":"High confidence: full text extraction produced 1641 characters.","operator_guidance":{"severity":"ok","recommended_action":"trust_full_text","next_step":"Use the extracted full text as the primary article source.","operator_label":"Ready","can_retry":false,"can_use_summary":false,"diagnostics_required":false},"content_depth":{"contract_version":"content_depth.v1","category":"full_text","label":"Full text","has_full_text":true,"has_summary":true,"content_length":1641,"summary_length":358,"usable_text_length":1641,"source_field":"content"},"legacy_collapsed":false,"signals":{"extract_state":"ok","extract_error":null,"extract_retries":0,"content_length":1641,"summary_length":358}},"tags":[]},"fallback_formats":["markdown","json","html"],"actions":{"read":"/item/93979","export_markdown":"/api/items/93979/export?format=markdown","export_json":"/api/items/93979/export?format=json","diagnose":"/api/diagnose?url=https%3A//news.bloomberglaw.com/daily-labor-report/newsom-signs-first-of-its-kind-bill-on-lawyer-arbitrator-ai-use"},"formats":{"full":{"id":93979,"title":"Newsom Signs First-of-Its-Kind Bill on Lawyer, Arbitrator AI Use - Bloomberg Law News","url":"https://news.bloomberglaw.com/daily-labor-report/newsom-signs-first-of-its-kind-bill-on-lawyer-arbitrator-ai-use","source":"Bloomberg Law News","author":null,"published_at":"2026-09-30T23:39:00+00:00","locale":"en","topic":"ai","tags":[],"excerpt":"California has enacted first-of-its-kind legislation governing attorneysâ use of generative artificial intelligence tools in their work, banning them from delegating the practice of law to AI and from entering confidential or personal information into an AI tool. 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Just in the past two months, federal courts have warned or sanctioned attorneys in bias, bankruptcy, and Justice Department cases.\nLearn more about Bloomberg Law or Log In to keep reading:\nSee Breaking News in Context\nBloomberg Law provides trusted coverage of current events enhanced with legal analysis.\nAlready a subscriber?\nLog in to keep reading or access research tools and resources.","reading_time_min":1,"extraction":{"state":"ok","confidence":0.9,"error":null,"explanation":"High confidence: full text extraction produced 1641 characters.","diagnostics_url":"/api/diagnose?url=https%3A//news.bloomberglaw.com/daily-labor-report/newsom-signs-first-of-its-kind-bill-on-lawyer-arbitrator-ai-use","quality_profile":{"profile_version":"extraction_quality.v2","bucket":"high","confidence":0.9,"failure_kind":"none","retryable":false,"retry_after_attempts":0,"reason":"High confidence: full text extraction produced 1641 characters.","operator_guidance":{"severity":"ok","recommended_action":"trust_full_text","next_step":"Use the extracted full text as the primary article source.","operator_label":"Ready","can_retry":false,"can_use_summary":false,"diagnostics_required":false},"content_depth":{"contract_version":"content_depth.v1","category":"full_text","label":"Full text","has_full_text":true,"has_summary":true,"content_length":1641,"summary_length":358,"usable_text_length":1641,"source_field":"content"},"legacy_collapsed":false,"signals":{"extract_state":"ok","extract_error":null,"extract_retries":0,"content_length":1641,"summary_length":358}}},"quality_profile":{"profile_version":"extraction_quality.v2","bucket":"high","confidence":0.9,"failure_kind":"none","retryable":false,"retry_after_attempts":0,"reason":"High confidence: full text extraction produced 1641 characters.","operator_guidance":{"severity":"ok","recommended_action":"trust_full_text","next_step":"Use the extracted full text as the primary article source.","operator_label":"Ready","can_retry":false,"can_use_summary":false,"diagnostics_required":false},"content_depth":{"contract_version":"content_depth.v1","category":"full_text","label":"Full text","has_full_text":true,"has_summary":true,"content_length":1641,"summary_length":358,"usable_text_length":1641,"source_field":"content"},"legacy_collapsed":false,"signals":{"extract_state":"ok","extract_error":null,"extract_retries":0,"content_length":1641,"summary_length":358}},"actions":{"read":"/item/93979","export_markdown":"/api/items/93979/export?format=markdown","export_json":"/api/items/93979/export?format=json","diagnose":"/api/diagnose?url=https%3A//news.bloomberglaw.com/daily-labor-report/newsom-signs-first-of-its-kind-bill-on-lawyer-arbitrator-ai-use"}},"digest":{"id":93979,"title":"Newsom Signs First-of-Its-Kind Bill on Lawyer, Arbitrator AI Use - Bloomberg Law News","url":"https://news.bloomberglaw.com/daily-labor-report/newsom-signs-first-of-its-kind-bill-on-lawyer-arbitrator-ai-use","source":"Bloomberg Law News","topic":"ai","published_at":"2026-09-30T23:39:00+00:00","excerpt":"California has enacted first-of-its-kind legislation governing attorneysâ use of generative artificial intelligence tools in their work, banning them from delegating the practice of law to AI and from entering confidential or personal information into an AI tool. 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Just in the past two months, federal courts have warned or sanctioned attorneys in bias, bankruptcy, and Justice Department cases.\nLearn more about Bloomberg Law or Log In to keep reading:\nSee Breaking News in Context\nBloomberg Law provides trusted coverage of current events enhanced with legal analysis.\nAlready a subscriber?\nLog in to keep reading or access research tools and resources.","confidence":0.9,"diagnostics_url":"/api/diagnose?url=https%3A//news.bloomberglaw.com/daily-labor-report/newsom-signs-first-of-its-kind-bill-on-lawyer-arbitrator-ai-use","quality_bucket":"high","failure_kind":"none","retryable":false,"quality_reason":"High confidence: full text extraction produced 1641 characters.","quality_profile":{"profile_version":"extraction_quality.v2","bucket":"high","confidence":0.9,"failure_kind":"none","retryable":false,"retry_after_attempts":0,"reason":"High confidence: full text extraction produced 1641 characters.","operator_guidance":{"severity":"ok","recommended_action":"trust_full_text","next_step":"Use the extracted full text as the primary article source.","operator_label":"Ready","can_retry":false,"can_use_summary":false,"diagnostics_required":false},"content_depth":{"contract_version":"content_depth.v1","category":"full_text","label":"Full text","has_full_text":true,"has_summary":true,"content_length":1641,"summary_length":358,"usable_text_length":1641,"source_field":"content"},"legacy_collapsed":false,"signals":{"extract_state":"ok","extract_error":null,"extract_retries":0,"content_length":1641,"summary_length":358}},"tags":[],"format_contract_version":"news_item_formats.v1"}}}