SB1278

Solar radiation management; prohibition; enforcement.

Chamber Passed·2/25/26

Arizona SB1278 prohibits solar radiation management activities and grants within the state.

Arizona SB1278 amends state law to prohibit any person from intentionally injecting, releasing, or dispensing materials for solar radiation management within the state. It also bans political subdivisions, including public universities and private entities receiving public funds, from providing grants for solar radiation management technology development. The bill allows residents to file complaints with the attorney general, who can then investigate and seek injunctive relief and attorney fees for violations.

Included in complete analysis

  • Overview
  • Core Provisions
  • Implementation
  • Impact
  • Legal Framework
  • Critical Issues

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Where it stands

Last
Passed the Senate · 0–0 · Feb 25
Current
The House
Next
House floor vote

Sponsors

0
1
R
Democratic CaucusRepublican Caucus

Roll Call Votes

Passed

Calendar

Feb 9

1:00 PM

Senate Rules

Feb 3

1:30 PM

Senate Natural Resources

History

Mar 3

Senate

Senator Kavanagh moved that the Senate request the House of Representatives return SB 1278 which was passed by the Senate and transmitted to the House of Representatives on February 25, 2026 for the purpose of reconsideration. Motion carried.

Mar 3

House

House miscellaneous motion: Motion by Representative Carbone that the House accede to the request of the Senate to return SB1278 for further reconsideration. Motion Passed by vv.

Mar 3

Senate

Transmit to Senate