California Air Resources Board

Proposed California Carbon Capture, Removal, Utilization and Storage Program Regulation and Associated Program Amendment Documents

The below documents comprise the preliminary Regulatory text and staff reports for the proposed California Carbon Capture, Removal, Utilization, and Storage Program Regulation and associated proposed regulatory amendments to the regulations for the California Cap on Greenhouse Gas Emissions and Market-Based Compliance Mechanisms, the Regulation for the Mandatory Reporting of Greenhouse Gas Emissions, and the Low Carbon Fuel Standard. 

CARB will be submitting these rulemaking materials to the Office of Administrative Law (OAL). The Proposed Regulation is expected to have a 45-day public comment period beginning on October 30, 2026, and an anticipated end date of December 14, 2026. The materials may be modified based on OAL feedback  prior to the start of the 45-day comment period. Written comments on the regulatory proposal and associated documents may be submitted into the 45-day comment docket, which will be linked in a forthcoming notice of the proposed rulemaking.

• Staff Report: Initial Statement of Reasons
• Proposed Regulation Order:​
  • Appendix A-1: Carbon Capture, Removal, Utilization, and Storage Program
  • Appendix A-2: Cap-and-Invest
  • Appendix A-2: Cap-and-Invest underline/strikeout version
  • Appendix A-3: Mandatory Reporting of Greenhouse Gas Emissions
  • Appendix A-3: Mandatory Reporting of Greenhouse Gas Emissions underline/strikeout version
  • Appendix A-4: Low Carbon Fuel Standard
  • Appendix A-4: Low Carbon Fuel Standard underline/strikeout version
• Appendix B: Proposed Amendments to the Carbon Capture and Sequestration Protocol
  • Appendix B-1: Geologic Carbon Storage Protocol
  • Appendix B-1: Geologic Carbon Storage Protocol underline/strikeout version
  • Appendix B-2: Low Carbon Fuel Standard Quantification Methodology
  • Appendix B-2: Low Carbon Fuel Standard Quantification Methodology underline/strikeout version
• Appendix C: Economic Analysis
• Appendix E: Purpose and Rationale for the Proposed Regulation Order
• Appendix F: Purpose and Rationale for the Proposed Amendments to the Carbon Capture and Sequestration Protocol

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