This page last reviewed March 30, 2020

Cap-and-Trade Program

This website provides information about California's Cap-and-Trade Program.

Popular Resources

Regulation, Market Information, Guidance, and Other Resources

Current Regulation and Proposed Regulatory Amendments

For regulation or program questions contact the Cap-and-Trade Hotline at (916) 322-2037

News or Press inquiries should be directed to ARB's Public Information Office at (916) 322-2990