AB 527
California Environmental Quality Act: geothermal exploratory projects: geothermal field development projects: enhanced geothermal system wells.
Enrolled · Vetoed · by Papan · full text and history
Latest floor vote
Assembly floor, 2025-09-10: (PASS), 79 ayes, 0 noes, 1 not voting · AB 527 Papan Concurrence in Senate Amendments
Aye (79): Al Muratsuchi D, Alex Lee D, Alexandra Macedo R, Anamarie Ávila Farías D, Ash Kalra D, Avelino Valencia D, Blanca Pacheco D, Blanca Rubio D, Buffy Wicks D, Carl DeMaio R, Catherine Stefani D, Cecilia Aguiar-Curry D, Celeste Rodriguez D, Chris Rogers D, Christopher Ward D, Corey Jackson D, Cottie Petrie-Norris D, Damon Connolly D, Darshana R. Patel D, David Alvarez D, Dawn Addis D, Diane Dixon R, Diane Papan D, Esmeralda Soria D, Gail Pellerin D, Greg Wallis R, Gregg Hart D, Heath Flora R, Heather Hadwick R, Isaac Bryan D, Jacqui Irwin D, James Gallagher R, James Ramos D, Jasmeet Bains D, Jeff Gonzalez R, Jesse Gabriel D, Jessica Caloza D, Joaquin Arambula D, Joe Patterson R, John Harabedian D, José Luis Solache D, Josh Hoover R, Josh Lowenthal D, Juan Alanis R, Juan Carrillo D, Kate Sanchez R, LaShae Sharp-Collins D, Laurie Davies R, Leticia Castillo R, Lisa Calderon D, Liz Ortega D, Lori Wilson D, Maggy Krell D, Marc Berman D, Mark González D, Matt Haney D, Mia Bonta D, Michelle Rodriguez D, Mike Fong D, Mike Gipson D, Natasha Johnson R, Nick Schultz D, Patrick Ahrens D, Phillip Chen R, Pilar Schiavo D, Rebecca Bauer-Kahan D, Rhodesia Ransom D, Rick Chavez Zbur D, Robert Garcia D, Robert Rivas D, Sade Elhawary D, Sharon Quirk-Silva D, Stan Ellis R, Stephanie Nguyen D, Steve Bennett D, Tasha Boerner D, Tina McKinnor D, Tom Lackey R, Tri Ta R
Not voting (1): David Tangipa R
Who lobbied on it
24 lobbyist employers, lobbying firms and others name AB 527 in their reports since 2025 (not their position). Linked: those who gave to two or more 2026 state candidates.
AMERICAN CLEAN POWER ASSOCIATION · CALIFORNIA STATE ASSOCIATION OF ELECTRICAL WORKERS · CALIFORNIA STATE PIPE TRADES COUNCIL · CALPINE CORPORATION · FEDERATED INDIANS OF GRATON RANCHERIA · ADVANCED ENERGY UNITED · ASSOCIATED BUILDERS AND CONTRACTORS OF CALIFORNIA · CALIFORNIA NATIVE PLANT SOCIETY · CALIFORNIA-NEVADA CONFERENCE OF OPERATING ENGINEERS · CLEAN AIR TASK FORCE · DEFENDERS OF WILDLIFE · DRY CREEK RANCHERIA BAND OF POMO INDIANS · IMPERIAL; COUNTY OF · INTERNATIONAL UNION OF ELEVATOR CONSTRUCTORS, LOCAL 18 · INTERNATIONAL UNION OF ELEVATOR CONSTRUCTORS, LOCAL 8 · Imperial Irrigation District · International Brotherhood of Boilermakers, Western States Section · KOLOMA · MOORETOWN RANCHERIA · National Audubon Society · PLANNING AND CONSERVATION LEAGUE · SONOMA CLEAN POWER · State Building & Construction Trades Council of California · WESTERN STATES COUNCIL SHEET METAL, AIR, RAIL AND TRANSPORTATION (SMART)
Every recorded vote
| Date | Where | Result | Ayes | Noes |
|---|---|---|---|---|
| 2025-04-28 | Asm Natural Resources Do pass as amended and be re-referred to the Committee on [Appropriations] | (PASS) | 14 | 0 |
| 2025-05-14 | Asm Appropriations Do pass. | (PASS) | 15 | 0 |
| 2025-05-27 | Assembly floor AB 527 Papan Assembly Third Reading | (PASS) | 76 | 0 |
| 2025-07-02 | Sen Environmental Quality Do pass as amended, but first amend, and re-refer to the Committee on [Natural Resources and Water] | (PASS) | 6 | 1 |
| 2025-07-16 | Sen Natural Resources and Water Do pass as amended, but first amend, and re-refer to the Committee on [Appropriations] | (PASS) | 7 | 0 |
| 2025-08-18 | Sen Appropriations Placed on suspense file | (PASS) | 7 | 0 |
| 2025-08-29 | Sen Appropriations Do pass | (PASS) | 7 | 0 |
| 2025-09-09 | Senate floor Assembly 3rd Reading AB527 Papan et al. By Limón | (PASS) | 36 | 0 |
| 2025-09-10 | Assembly floor AB 527 Papan Concurrence in Senate Amendments | (PASS) | 79 | 0 |