Cap-and-Invest Regulation
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Proposed 2026 Amendments to the Cap-and-Invest (formerly Cap-and-Trade) Regulation
The preliminary documents posted below have been submitted to the Office of Administrative Law (OAL) and may be modified based on OAL feedback prior to the start of the formal 45-day comment period.
- Staff Report: Initial Statement of Reasons (ISOR)
- Appendix A-1: Proposed Regulation Order
- Appendix A-2: Proposed Regulation Order (alternative format)
- Appendix C: Standardized Regulatory Impact Assessment, Department of Finance Comment Letter, and CARB Responses
- Appendix D-1: Updated 2027-2030 and Post-2030 Allowance Allocation to Electrical Distribution Utilities
- Appendix D-2: 2027-2035 EDU Allocation Calculations Spreadsheet
- Appendix E: Additions and Amendments to Product-Based Benchmarks in the Cap-and-Invest Regulation
Other Rulemaking Documents
- Administrative Record Commencement Memo for the Proposed Amendments to the Cap-and-Trade Program
- Standardized Regulatory Impact Assessment (SRIA) for the Proposed Amendments to the Cap-and-Trade Program
Market Notices
Current Regulation - 2018 Regulation - Effective April 1, 2019
- Complete Regulation - Unofficial version of complete 2018 Regulation prepared by CARB staff
- Final Regulation Order - underline/strikeout from prior version of the regulation
- 2018 Regulation Documents - including the Final Statement of Reasons and supporting documents
- Workshops
- Board Resolution: 18-51 (12/13/2018) (Attachment D)
Past Regulations
2018 Regulation (Narrow Scope) - Effective May 30, 2018
- Final Regulation Order - underline/strikeout from prior version of the regulation
- 2018 Regulation (Narrow Scope) Documents - including the Final Statement of Reasons and supporting documents
- Board Resolution: 18-4 (3/22/2018)
2016 Cap-and-Trade Regulation - Effective October 1, 2017
- Final Regulation Order - underline/strikeout from prior version of the regulation
- 2016 Regulation Documents - including the Final Statement of Reasons and supporting documents
- Workshops
- Board Resolution: 17-21 (7/27/2017) (Attachment B, Attachment D)
2014 Rice and Forestry Protocols Regulation Documents - Effective November 1, 2015
- Final Regulation Order - underline/strikeout from prior version of the regulation
- 2014 Rice and Forestry Protocol Regulation Documents - including the Final Statement of Reasons and supporting documents
- Board Resolutions: 15-19 (6/25/2015) (Attachment F), 14-44 (12/18/2014)
2014 Cap-and-Trade Regulation - Effective January 1, 2015
- Final Regulation Order - underline/strikeout from prior version of the regulation
- 2014 Regulation Documents - including the Final Statement of Reasons and supporting documents
- 2014 Regulation Supplementary Documents - references for updates to compliance offset protocols
- Board Resolution: 14-31 (9/18/2014) (Attachment B)
2013 Cap-and-Trade Regulation - Effective July 1, 2014
- Final Regulation Order - underline/strikeout from prior version of the regulation
- 2013 Regulation Documents - including the Final Statement of Reasons and supporting documents
- Board Resolutions: 14-4 (4/25/2014) (Attachment C), 13-44 (10/25/2013) (Attachment A), 12-51 (10/18/2012), 12-33 (9/20/2012)
2012 Cap-and-Trade Regulation with Linkage - Effective October 1, 2013
- Final Regulation Order - underline/strikeout from prior version of the regulation
- 2012 Regulation Documents - including the Final Statement of Reasons and supporting documents
- Board Resolutions: 13-7 (4/19/2013), 12-28 (6/28/2012)
2012 Cap-and-Trade Regulation - Effective September 1, 2012
- Final Regulation Order - underline/strikeout from prior version of the regulation
- 2012 Regulation Documents - including the Final Statement of Reasons and supporting documents
- Board Resolution: 12-27 (6/28/2012)
2010 Cap-and-Trade Regulation - Effective January 1, 2012
- Final Regulation Order - underline/strikeout from prior version of the regulation
- 2010 Regulation Documents - including the Final Statement of Reasons and supporting documents
- Board Resolutions: 11-32 (10/20/2011) (Attachment D), 10-42 (12/16/2010) (Attachment B, Appendix 1)