Guides
How Carbon Prices From Cap and Trade Can Reach Gasoline Prices
Explains how allowance and credit prices can translate into cents per gallon, why pass-through varies, and how several state programs cover transportation fuel.
Topic
clean fuel standard
Guides
Carbon costs at the pump: what Washington's records show
Test a state carbon market fuel price claim with Washington's records: 2026 auction settlement prices, clean fuel credit prices, bidder lists and filings.