Washington State links carbon market to California-Quebec system

Washington's cap-and-invest program will merge with the joint California-Quebec carbon market in June, expanding the world's largest subnational exchange but likely lowering carbon prices and state climate revenues.

First covered Aug 20, 2026 · 1:52 PM PT · 1 article · no longer in the live window

Washington State links carbon market to California-Quebec system — Image via heatmap.news

Coverage

37d Heatmap News Washington’s Carbon Credits Are About to Get a Lot Cheaper — Washington State’s carbon market is about to get much bigger — and much cheaper. In June, the state signed an historic agreement to link its cap-and-invest…

Primary sources

apps.ecology.wa.gov 2614020 (apps.ecology.wa.gov)

More coverage from around the web

icapcarbonaction.com Washington, California, and Québec sign agreement to link carbon markets | International Carbon Action Partnership

kuow.org KUOW - California, Quebec, and Washington form joint carbon market

ecology.wa.gov Proposed regulations lay groundwork to connect Washington’s carbon market with California and Québec

climatesolutions.org Washington’s cap-and-invest market goes international | Climate Solutions

clearbluemarkets.com Washington Ecology submits proposal for linkage with ...

Appeared in: 2026-08-20 (#1) · 2026-08-21 (#1)

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