Cap-and-Trade Program

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

2025 Annual Auction Reserve Price Notice

The 2025 Annual Auction Reserve Price Notice is available.

Notice

Cap-and-Trade Calendar

Events and deadlines

Data Dashboard

Regulation

Current, past, and rulemaking documents

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

Potential Amendments to the Cap-and-Trade Regulation

Rulemaking Materials
View Regulation for more information.

Public Workshops
View Meetings & Workshops for more information.

Market Notice
On October 15, 2024, CARB issued a market notice: Information Regarding Cap-and-Trade Regulation Updates

Update
The work continues here at CARB on this rulemaking. We expect to complete and release the regulatory package for a 45-day public comment period in early 2025.