Large data centers must report energy use to the state Energy Commission
Owners of data centers of 10 megawatts or more must give the Energy Commission their location, size, power usage effectiveness and generator fuel use, which it publishes in aggregate. Permit applicants must tell local agencies expected energy use and noise. Public and utility sites are exempt.
Who it affects
Owners and operators of data centers of 10 megawatts or more
When
This law takes effect on January 1, 2027. California laws take effect on January 1 of the year after they are signed, unless the law says otherwise.
- : Signed into law
- : This law takes effect
Official text
California AB 1577: Data centers: reporting.
On California Legislative Information. The official text is what counts; read it before you act.
Not legal advice. Plain-English summaries to help you find what changes and when. Not legal advice: read the official text, and ask a lawyer about your situation.