California Legislature Passes Landmark AI Safety and Transparency Bill
The "Transparency in Frontier Artificial Intelligence Act" would require developers of powerful AI models to publish safety protocols and report critical incidents.
Setting a De Facto National Standard
The California Legislature passed SB 53, the "Transparency in Frontier Artificial Intelligence Act," on September 25, 2025, sending the bill to the governor's desk. If signed, California would become the first U.S. jurisdiction to impose legally binding risk and transparency rules on the developers of powerful "frontier" AI models. The move comes as federal AI legislation remains stalled, positioning California to set a de facto national standard for the industry.
The bill is closely aligned with recommendations from a state-convened expert working group and has received public endorsement from AI company Anthropic, which …
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