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SB 643
Carbon Dioxide Removal Purchase Program.
Senate · Other
What this bill does
This bill would require the state board to establish and administer the Carbon Dioxide Removal Purchase Program as a competitive grant process for eligible carbon dioxide removal projects, as specified. The bill would require the state board, on or before January 1, 2028, and annually thereafter, to conduct and publish on its internet website a survey of carbon dioxide removal projects existing or in development within the state, and, on or before December 31, 2027, and annually thereafter, until December 31, 2035, to publish on its internet website a report describing Carbon Dioxide Removal Purchase Program activities completed and carbon dioxide removal projects to date, as specified. …
Read the full official summary
Existing law establishes the State Air Resources Board as the state agency responsible for monitoring and regulating sources emitting greenhouse gases. Existing law requires the state board to establish a Carbon Capture, Removal, Utilization, and Storage Program, as provided, to evaluate the efficacy, safety, and viability of carbon capture, utilization, or storage technologies and carbon dioxide removal technologies and facilitate the capture and sequestration of carbon dioxide from those technologies, where appropriate. Existing law requires the Secretary of the Natural Resources Agency, in consultation with the state board, to publish a framework for governing agreements regarding 2 or more tracts of land overlying the same geologic storage reservoir or reservoirs for purposes of managing, developing, and operating a carbon dioxide capture, removal, or sequestration project, as provided.
This bill would require the state board to establish and administer the Carbon Dioxide Removal Purchase Program as a competitive grant process for eligible carbon dioxide removal projects, as specified. The bill would require the state board, on or before January 1, 2028, and annually thereafter, to conduct and publish on its internet website a survey of carbon dioxide removal projects existing or in development within the state, and, on or before December 31, 2027, and annually thereafter, until December 31, 2035, to publish on its internet website a report describing Carbon Dioxide Removal Purchase Program activities completed and carbon dioxide removal projects to date, as specified. The bill would require the state board, on or after July 1, 2026, but on or before December 31, 2035, to fund carbon dioxide removal projects in an amount totaling $50,000,000. The bill would authorize up to 10% of that amount to be used to supplement necessary administrative costs in establishing the program. The bill would prohibit carbon dioxide removal projects from exceeding $25,000,000 of grants toward qualified carbon dioxide removals in any one of specified project categories or $12,500,000 of grants towards any one individual carbon dioxide removal project sponsor, except as specified. The bill would require that eligible carbon dioxide removal projects permanently retire the contracted tons of removed carbon dioxide from any future carbon dioxide removals credit issuance. The bill would require the state board, on or before January 1, 2028, to adopt guidelines, including the definition of an eligible carbon dioxide removal project, for the program, which the bill would require to be consistent with certain provisions governing carbon dioxide capture, removal, or sequestration projects, as specified. The bill would make implementation of these provisions contingent upon an appropriation by the Legislature for purposes of the program. The bill would require all funds to be available for encumbrance or expenditure until June 30, 2035, and to be available for liquidation until June 30, 2035.
Official summary from the Legislative Counsel’s office, via OpenStates.
Floor votes (3)
June 3, 2025 — Third reading vote
Passed · 37 yes · 0 no · 3 other
Yes (37): Ben Allen, Marie Alvarado-Gil, Bob Archuleta, Jesse Arreguín, Angelique Ashby, Josh Becker, Catherine Blakespear, Christopher Cabaldon, Anna Caballero, Sabrina Cervantes, Dave Cortese, Megan Dahle, María Elena Durazo, Lena Gonzalez, Tim Grayson, Shannon Grove, Brian Jones, John Laird, Monique Limón, Mike McGuire, Jerry McNerney, Caroline Menjivar, Roger Niello, Rosilicie Ochoa Bogh, Steve Padilla, Sasha Pérez, Laura Richardson, Susan Rubio, Kelly Seyarto, Lola Smallwood-Cuevas, Henry Stern, Tony Strickland, Tom Umberg, Suzette Valladares, Aisha Wahab, Akilah Weber Pierson, Scott Wiener
Other / no vote recorded (3): Steve Choi, Melissa Hurtado, Eloise Reyes
Official motion wording
3rd Reading SB643 Caballero et al.
Official record: leginfo.legislature.ca.gov
September 11, 2025 — Third reading vote
Passed · 78 yes · 1 no · 1 other
Yes (78): Dawn Addis, Cecilia Aguiar-Curry, Patrick Ahrens, Juan Alanis, David Alvarez, Joaquin Arambula, Jasmeet Bains, Rebecca Bauer-Kahan, Steve Bennett, Marc Berman, Blanca Rubio, Tasha Boerner, Mia Bonta, Isaac Bryan, Lisa Calderon, Jessica Caloza, Juan Carrillo, Leticia Castillo, Celeste Rodriguez, Phillip Chen, Damon Connolly, Laurie Davies, Diane Dixon, Sade Elhawary, Stan Ellis, Heath Flora, Mike Fong, Jesse Gabriel, James Gallagher, Robert Garcia, Mike Gipson, Heather Hadwick, Matt Haney, John Harabedian, Gregg Hart, Joshua Hoover, Jacqui Irwin, Corey Jackson, Jeff Gonzalez, Natasha Johnson, Ash Kalra, Maggy Krell, Tom Lackey, Josh Lowenthal, Ali Macedo, Mark González, Tina McKinnor, Michelle Rodriguez, Al Muratsuchi, Stephanie Nguyen, Liz Ortega, Blanca Pacheco, Diane Papan, Darsh Patel, Joe Patterson, Gail Pellerin, Cottie Petrie-Norris, Sharon Quirk-Silva, James Ramos, Rhodesia Ransom, Robert Rivas, Chris Rogers, Kate Sanchez, Pilar Schiavo, Nick Schultz, LaShae Sharp-Collins, José Solache, Esmeralda Soria, Catherine Stefani, Tri Ta, David Tangipa, Avelino Valencia, Greg Wallis, Chris Ward, Buffy Wicks, Lori Wilson, Rick Zbur, Anamarie Ávila Farías
No (1): Carl DeMaio
Other / no vote recorded (1): Alex Lee
Official motion wording
SB 643 Caballero Senate Third Reading By Petrie-Norris
Official record: leginfo.legislature.ca.gov
September 12, 2025 — Concurrence vote
Passed · 37 yes · 0 no · 3 other
Yes (37): Ben Allen, Marie Alvarado-Gil, Bob Archuleta, Jesse Arreguín, Angelique Ashby, Josh Becker, Catherine Blakespear, Christopher Cabaldon, Anna Caballero, Sabrina Cervantes, Dave Cortese, Megan Dahle, María Elena Durazo, Tim Grayson, Shannon Grove, Melissa Hurtado, Brian Jones, John Laird, Monique Limón, Mike McGuire, Jerry McNerney, Caroline Menjivar, Roger Niello, Rosilicie Ochoa Bogh, Steve Padilla, Sasha Pérez, Eloise Reyes, Laura Richardson, Susan Rubio, Kelly Seyarto, Lola Smallwood-Cuevas, Henry Stern, Tom Umberg, Suzette Valladares, Aisha Wahab, Akilah Weber Pierson, Scott Wiener
Other / no vote recorded (3): Steve Choi, Lena Gonzalez, Tony Strickland
Official motion wording
Unfinished Business SB643 Caballero et al. Concurrence
Official record: leginfo.legislature.ca.gov