California requires large data centers to report energy and operational data to the Energy Commission
Governor Gavin Newsom signed AB 1577 on September 21, 2026, chaptered as Cal. Stats. 2026, ch. 434 and adding Public Resources Code section 25302.10. From January 1, 2027, owners and operators of data centers of at least 10 megawatts must report operational data to the Energy Commission upon energization and after any substantive change. The Commission publishes the data annually in anonymized, aggregated form and adds biennial data-center load assessments to integrated energy policy reports from 2029.