Alternative Fuel (AFV) Tax Rates

Effective January 1, 2025, compressed natural gas (CNG), hydrogen, liquefied natural gas (LNG), electricity, and propane are taxed at a rate listed below in gasoline or diesel gallon equivalent (GGE/DGE). One GGE is equal to 5.660 pounds (lbs.) of CNG or 2.198 lbs. of hydrogen. One DGE is equal to 6.06 lbs. of LNG. The tax rate for natural gas and hydrogen will be annually adjusted by the State Tax Commission (Commission. The Commission will publish the adjusted fuel tax no later than 60 days prior to the effective date. For more information, see the Commission Fuel Tax Rates website.

(Reference Utah Code 59-13-102 and 59-13-301)