Nathan Calvin

SB 1047: California's AI bill & its potential to shape US AI policy | Nathan Calvin

Nathan Calvin, Luisa Rodriguez

California Senate Bill 1047 mandates that developers of AI models requiring over $100 million in compute resources implement rigorous safety assessments, third-party audits, and emergency shutdown protocols to mitigate critical harms defined as mass casualties or damages exceeding $500 million. Sponsored by Senator Scott Weiner with backing from prominent safety researchers and labor unions, the legislation codifies a negligence-based liability framework that forces covered entities to publish test results and maintain guardrails without creating a new regulatory agency. Although opposed by major industry players and some politicians who fear stifling innovation or interfering with federal authority, the bill leverages California's market size to establish a global standard for accountable AI development before potential federal action occurs.