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Cap-and-Trade Program

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Climate Change
Division
Industrial Strategies Division

The Cap-and-Trade Program is a key element of California’s strategy to reduce greenhouse gas emissions. It complements other measures to ensure that California cost-effectively meets its goals for greenhouse gas emissions reductions.
More about this program

May 2023 Joint Auction #35 Notice

The next auction will be held on May 17, 2023.

Auction Notice
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Cap-and-Trade Calendar

Events and deadlines

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Data Dashboard
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Regulation

Current, past, and rulemaking documents

Popular Resources

FAQ Cap-and-Trade Program
Allowance Distribution Factsheet
CARB Comments to CAISO
CITSS Registrants Report
Compliance Instrument Report
ARB Offset Credits Issued
Summary of Auction Results
Summary of Auction Proceeds
Current Auction Notice
More Resources

Program Data

Annual Report
February 2023 Cap-and-Trade Program Market Notice
Annual Report
California Post Joint Auction #34 Public Proceeds Report
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Carbon Allowance Prices
More Data

Related Programs

Mandatory Greenhouse Gas Emissions Reporting
California Climate Investments
AB 32 Climate Change Scoping Plan
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(800) 242-4450  |  helpline@arb.ca.gov 
1001 I Street, Sacramento, CA 95814
P.O. Box 2815, Sacramento, CA 95812

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The California Air Resources Board is one of six boards, departments, and offices under the umbrella of the California Environmental Protection Agency.

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