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Home/Bills/AB 93California · 2025–2026 Regular Session
Assembly BillVetoedBusiness and Professions

AB 93: Water resources: data centers.

California · Assembly · 2025–2026 Regular Session · last verified March 9, 2026

What AB 93 does, verified March 9, 2026

A new law would require data center owners and operators to provide an estimate of their expected water use before applying for a business license or permit. This estimate must be provided to the water supplier under penalty of perjury. When renewing a license or permit, data center owners must also self-certify that they have provided the water supplier with a report of their annual water use. The law aims to address a matter of statewide concern by imposing water conservation measures on data centers. It also authorizes the state to create different tiers of data centers based on their water consumption and set standards for each tier. The law applies to all cities, including charter cities, and is intended to promote water conservation in the state.

Bill journey
IntroducedComplete
In CommitteeComplete
First Chamber FloorComplete
Second ChamberComplete
5GovernorCurrent
6ChapteredPending
Last action: Consideration of Governor's veto stricken from file. (2026-01-22)Alert me
Recent actions38 total · showing 5
Jan. 22, 2026Consideration of Governor's veto stricken from file.
Jan. 22, 2026Stricken from file.
Oct. 11, 2025Consideration of Governor's veto pending.
Oct. 11, 2025Vetoed by Governor.
Sep. 23, 2025Enrolled and presented to the Governor at 4 p.m.
Full action history, 33 earlier actionsConnect Plus
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