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Fuel Tax Rates


The following table lists Utah’s fuel tax rates and effective dates. Current Rates are listed in bold.

Tax Type Tax Rates Effective Dates
Aviation fuel    
Non-federally certificated air carriers $0.090 per gallon Effective Jul 1, 2001
Federally certificated air carriers $0.040 per gallon Effective Jul 1, 2001
Federally certificated air carriers (SLC Airport) $0.025 per gallon Effective Jan 1, 2009
Motor and special fuels
(except as listed below)
$0.311 per gallon Effective Jan 1, 2020
$0.30 per gallon Jan 1, 2019 – Dec 31, 2019
$0.294 per gallon Jan 1, 2016 – Dec 31, 2018
$0.245 per gallon Jul 1, 1997 – Dec 31, 2015
Electricity and Propane Exempt Effective Jan 1, 2009

Compressed Natural Gas (CNG)
Liquid Natural Gas (LNG)
Hydrogen

  • CNG and hydrogen are taxed per gasoline gallon equivalent (GGE)
  • LNG is taxed per diesel gallon equivalent (DGE)
  • Taxing on hydrogen began July 1, 2015
$0.168 per GGE/DGE Effective Jan 1, 2020
$0.165 per GGE/DGE Jul 1, 2018 – Dec 31, 2019
$0.145 per GGE/DGE Jul 1, 2017 – Jun 30, 2018
$0.125 per GGE/DGE Jul 1, 2016 – Jun 30, 2017
$0.105 per GGE/DGE Jul 1, 2015 – Jun 30, 2016
$0.085 per GGE/DGE Jan 1, 2009 – Jun 30, 2015
Environmental Assurance Fee $0.0065 per gallon Effective Jan 1, 2015 
$0.0050 per gallon Jul 1, 2003 – Dec 31, 2014