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Colorado Gas Tax (2026)

Info: About 30.2 cents/gallon in total state taxes and fees on regular gasoline: 22c excise + 6c road-usage fee (stepped up July 1, 2026) + about 2.2c in environmental, PFAS and fuel-impact fees (excludes the 18.4c federal tax).

InfoVerified Jul 5, 2026
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About 30.2 cents/gallon in total state taxes and fees on regular gasoline: 22c excise + 6c road-usage fee (stepped up July 1, 2026) + about 2.2c in environmental, PFAS and fuel-impact fees (excludes the 18.4c federal tax).

Official source: tax.colorado.gov →

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