Carbon prices trends for the California CaT program 2012-2024
The price of carbon under the California Cap-and-Trade program (California CaT) was 38.6 U.S. dollars per metric ton (USD/tCO₂e) on April 1, 2024. By comparison, carbon permits on April 1, 2021 were less than 20 USD/tCO₂e. The California CaT covers the transportation, buildings, industry, and power sectors, and is a key element of California's greenhouse gas emissions reductions strategy.