Water resources: data centers.

Legislative status

1. Introduced
2. In Committee
3. Reported by Committee
4. Floor Vote Scheduled
5. Passed One Chamber
6. Passed Both Chambers
7. Vetoed
8. Signed into Law

Summary

The bill would make owners of data centers provide their water supplier with an estimate of expected water use before applying for a city or county business license, and certify annual use on renewals, under penalty of perjury. It also authorizes the Department of Water Resources to create tiered water‑conservation standards for data centers. The measure applies statewide, including charter cities, and was vetoed by the governor.

AI-generated summary — may be incomplete or inaccurate. Verify against the official bill text.

Vote

Senate amendments concurred in. To Engrossing and Enrolling. (Ayes 59. Noes 16. Page 3288.). · Sep 11, 2025

Hearings

• Appropriations Committee Hearing
  Appropriations · Aug 29, 2025
• Appropriations Committee Hearing
  Appropriations · Aug 18, 2025
• Local Government Committee Hearing
  Local Government · Jul 16, 2025
• Natural Resources and Water Committee Hearing
  Natural Resources and Water · Jun 24, 2025
• Appropriations Committee Hearing
  Appropriations · May 23, 2025

History

1. Jan 22, 2026Consideration of Governor's veto stricken from file.
2. Oct 11, 2025Vetoed by Governor.
3. Oct 11, 2025Consideration of Governor's veto pending.
4. Sep 23, 2025Enrolled and presented to the Governor at 4 p.m.
5. Sep 11, 2025Senate amendments concurred in. To Engrossing and Enrolling. (Ayes 59. Noes 16. Page 3288.).
6. Sep 10, 2025Read third time. Passed. Ordered to the Assembly. (Ayes 30. Noes 10. Page 2811.).
7. Sep 10, 2025In Assembly. Concurrence in Senate amendments pending.
8. Sep 8, 2025Read second time. Ordered to third reading.
9. Sep 5, 2025Read third time and amended. Ordered to second reading.
10. Sep 2, 2025Read second time. Ordered to third reading.
11. Aug 29, 2025Read second time and amended. Ordered returned to second reading.
12. Aug 29, 2025From committee: Amend, and do pass as amended. (Ayes 5. Noes 2.) (August 29).

The 12 most recent of 34 recorded actions.

Sponsors

• Papan · sponsor

Bill text

Opens the legislature’s own copy.

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