California Governor Newsom signs seven AI data center energy and water bills

September 22, 2026 at 01:29 AM1 min

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California Governor Gavin Newsom signed seven bills requiring AI data centers to pay for local power grid and water system upgrades. The laws mandate a new rate classification for data centers and disclosure of water use and energy efficiency to local governments. The package also sets energy, water, and fuel consumption requirements for streamlined approval.

Key Facts

California Governor Gavin Newsom signed seven bills on September 21, 2026, requiring AI data centers to pay for upgrades to local power grids and water systems.
The California Public Utilities Commission must introduce a new rate classification for data centers under the new laws.
Proposed data centers must disclose estimated water use, energy efficiency, and drought planning information to local governments.
Data centers must meet energy, water, and fuel consumption requirements to qualify for a streamlined approval process.
Last week, Newsom signed an executive order to speed up creation of an AI 'kill switch'.

Legislative Package

California Governor Gavin Newsom signed seven bills on September 21, 2026, as reported by the Los Angeles Times. The package requires the California Public Utilities Commission to introduce a new rate classification for data centers. The laws force data centers to pay for upgrades to local power grids and water systems. Newsom stated that the laws ensure Californians remain in the driver's seat and that data center profiteers do not do so at residents' expense.

Disclosure and Approval Requirements

Proposed data centers must disclose estimated water use to local governments. They must also provide information about energy efficiency and drought planning. Data centers must meet certain energy, water, and fuel consumption requirements before qualifying for a streamlined approval process. The laws aim to prevent AI data centers from passing utility costs onto residents.