Wyoming Department of Transportation
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Tax Rates

Current Fuel Tax Rates

The taxation rates for gasoline, aviation fuels, undyed diesel, dyed diesel, and compressed and liquified natural gas are found in W. S. 39-17-104 and 37-17-204. Propane used for operating or propelling motor vehicles was included in the gasoline definition effective July 1, 2007. Both undyed biodiesel and dyed biodiesel are subject to Wyoming’s motor fuel tax. Therefore, the tax rates for motor fuel are as follows:

Fuel type

License Tax

Additional License Tax

Total Tax

Gasoline/Gasohol/Propane/Compressed Natural Gas

$ 0.23  

$ 0.01

$ 0.24

Aviation Gas/Jet Fuel

$ 0.04

$ 0.01

$ 0.05

Undyed Diesel/Kerosene/Biodiesel Blend/Liquified Natural gas

$ 0.23

$ 0.01

$ 0.24

Dyed Diesel/Dyed Kerosene/Dyed Biodiesel Blend 

$ 0.00

$ 0.01

$ 0.01


**PLEASE NOTE: Effective April 1, 2014 the License Tax on Compressed Natural Gas and Liquified Natural Gas will be $0.23 for a Total Tax of $0.24.** Compressed natural gas will be taxed by gasoline gallon equivalent (GGE) and Liquified Natural Gas will be taxed by diesel gallon equivalent (DGE).
 

 

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