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Motor Fuel Tax Rates and Fees

Tax Types
Tax Rates
Fees

Motor Fuel Tax

From July 1, 2024, through June 30, 2025, the rates are as follows:

  • gasoline/gasohol – $0.470 per gallon
  • diesel fuel – $0.545 per gallon
  • liquefied petroleum gas (LPG) – $0.545 per gallon1
  • liquefied natural gas (LNG) – $0.545 per gallon2
  • compressed natural gas (CNG) – $0.470 per gallon3

From July 1, 2023, through June 30, 2024, the rates are as follows:

  • gasoline/gasohol – $0.454 per gallon
  • diesel fuel – $0.529 per gallon
  • liquefied petroleum gas (LPG) – $0.529 per gallon1
  • liquefied natural gas (LNG) – $0.529 per gallon2
  • compressed natural gas (CNG) – $0.454 per gallon3

From January 1, 2023, through June 30 2023, the rates are as follows:

  • gasoline/gasohol – $0.423 per gallon
  • diesel fuel – $0.498 per gallon
  • liquefied petroleum gas (LPG) – $0.498 per gallon1
  • liquefied natural gas (LNG) – $0.498 per gallon2
  • compressed natural gas (CNG) – $0.423 per gallon3

From July 1, 2022, through December 31, 2022, the rates are as follows:

  • gasoline/gasohol – $0.392 per gallon
  • diesel fuel – $0.467 per gallon
  • liquefied petroleum gas (LPG) – $0.467 per gallon1
  • liquefied natural gas (LNG) – $0.467 per gallon2
  • compressed natural gas (CNG) – $0.392 per gallon3

From July 1, 2021, through June 30, 2022, the rates are as follows:

  • gasoline/gasohol – $0.392 per gallon
  • diesel fuel – $0.467 per gallon
  • liquefied petroleum gas (LPG) – $0.467 per gallon1
  • liquefied natural gas (LNG) – $0.467 per gallon2
  • compressed natural gas (CNG) – $0.392 per gallon3

From July 1, 2020, through June 30, 2021, the rates are as follows:

  • gasoline/gasohol – $0.387 per gallon
  • diesel fuel – $0.462 per gallon
  • liquefied petroleum gas (LPG) – $0.462 per gallon1
  • liquefied natural gas (LNG) – $0.462 per gallon2
  • compressed natural gas (CNG) – $0.387 per gallon3

 From July 1, 2019, through June 30, 2020, the rates are as follows:

  • gasoline/gasohol – $0.38 per gallon
  • diesel fuel – $0.455 per gallon
  • liquefied petroleum gas (LPG) – $0.455 per gallon1
  • liquefied natural gas (LNG) – $0.455 per gallon2
  • compressed natural gas (CNG) – $0.38 per gallon3

From July 1, 2017, through June 30, 2019, the rates are as follows:

  • gasoline/gasohol – $0.19 per gallon
  • diesel fuel – $0.215 per gallon
  • liquefied petroleum gas (LPG) – $0.215 per gallon1
  • liquefied natural gas (LNG) – $0.215 per gallon2
  • compressed natural gas (CNG) – $0.19 per gallon3

From January 1, 2017, through June 30, 2017, the rates are as follows:

  • gasoline/gasohol – $0.19 per gallon
  • diesel fuel – $0.215 per gallon
  • combustible gases – $0.19 per gallon
    Note: For purposes of calculating tax under the Motor Fuel Tax Law, a gallon of compressed natural gas means a quantity of compressed natural gas equal to 126.67 cubic feet of natural gas at 60 degrees Fahrenheit and one atmosphere of pressure. In the alternative, it means a quantity of compressed natural gas that weighs 5.66 pounds.

(1) For LPG, “gallon” means diesel gallon equivalent (DGE), which is defined as 6.41 pounds of LPG.

(2) For LNG, “gallon” means DGE, which is defined as 6.06 pounds of LNG.

(3) For CNG, “gallon” means gasoline gallon equivalent (GGE), which is defined as 5.66 pounds of CNG.

  

Motor Fuel Use Tax

From July 1, 2024, through December 31, 2024, the rates are as follows:

  • gasoline/gasohol – $0.666 per gallon
  • diesel fuel – $0.757 per gallon
  • liquefied petroleum gas (LPG) – $0.725 per DGE1
  • liquefied natural gas (LNG) – $0.716 per DGE2
  • compressed natural gas (CNG) – $0.596 per GGE 

From January 1, 2024, through June 30, 2024, the rates are as follows:

  • gasoline/gasohol – $0.650 per gallon
  • diesel fuel – $0.741 per gallon
  • liquefied petroleum gas (LPG) – $0.709 per DGE1
  • liquefied natural gas (LNG) – $0.700 per DGE2
  • compressed natural gas (CNG) – $0.580 per GGE 

From July 1, 2023, through December 31, 2023, the rates are as follows:

  • gasoline/gasohol – $0.685 per gallon
  • diesel fuel – $0.788 per gallon
  • liquefied petroleum gas (LPG) – $0.714 per DGE1
  • liquefied natural gas (LNG) – $0.677 per DGE2
  • compressed natural gas (CNG) – $0.573 per GGE 

From January 1, 2023, through June 30, 2023, the rates are as follows:

  • gasoline/gasohol – $0.654 per gallon
  • diesel fuel – $0.757 per gallon
  • liquefied petroleum gas (LPG) – $0.683 per DGE1
  • liquefied natural gas (LNG) – $0.646 per DGE2
  • compressed natural gas (CNG) – $0.542 per GGE 

From July 1, 2022, through December 31, 2022, the rates are as follows:

  • gasoline/gasohol – $0.559 per gallon
  • diesel fuel – $0.627 per gallon
  • liquefied petroleum gas (LPG) – $0.617 per DGE1
  • liquefied natural gas (LNG) – $0.623 per DGE2
  • compressed natural gas (CNG) – $0.485 per GGE 

From January 1, 2022, through June 30, 2022, the rates are as follows:

  • gasoline/gasohol – $0.559 per gallon
  • diesel fuel – $0.627 per gallon
  • liquefied petroleum gas (LPG) – $0.617 per DGE1
  • liquefied natural gas (LNG) – $0.623 per DGE2
  • compressed natural gas (CNG) – $0.485 per GGE

From July 1, 2021, through December 31, 2021, the rates are as follows:

  • gasoline/gasohol – $0.506 per gallon
  • diesel fuel – $0.586 per gallon
  • liquefied petroleum gas (LPG) – $0.601 per DGE1
  • liquefied natural gas (LNG) – $0.605 per DGE2
  • compressed natural gas (CNG) – $0.486 per GGE

From January 1, 2021, through June 30, 2021, the rates are as follows:

  • gasoline/gasohol – $0.501 per gallon
  • diesel fuel – $0.581 per gallon
  • liquefied petroleum gas (LPG) – $0.596 per DGE1
  • liquefied natural gas (LNG) – $0.604 per DGE2
  • compressed natural gas (CNG) – $0.481 per GGE

From July 1, 2020, through December 31, 2020, the rates are as follows:

  • gasoline/gasohol – $0.531 per gallon
  • diesel fuel – $0.611 per gallon
  • liquefied petroleum gas (LPG) – $0.607 per DGE1
  • liquefied natural gas (LNG) – $0.611 per DGE2
  • compressed natural gas (CNG) – $0.49 per GGE 

From January 1, 2020, through June 30, 2020, the rates are as follows:

  • gasoline/gasohol – $0.524 per gallon
  • diesel fuel – $0.604 per gallon
  • liquefied petroleum gas (LPG) – $0.600 per DGE1
  • liquefied natural gas (LNG) – $0.604 per DGE2
  • compressed natural gas (CNG) – $0.483 per GGE

From July 1, 2019, through December 31, 2019, the rates are as follows:

  • gasoline/gasohol – $0.532 per gallon
  • diesel fuel – $0.616 per gallon
  • liquefied petroleum gas (LPG) – $0.605 per DGE1
  • liquefied natural gas (LNG) – $0.606 per DGE2
  • compressed natural gas (CNG) – $0.486 per GGE

From January 1, 2019, through June 30, 2019, the rates are as follows:

  • gasoline/gasohol – $0.342 per gallon
  • diesel fuel – $0.376 per gallon
  • liquefied petroleum gas (LPG) – $0.365 per DGE1
  • liquefied natural gas (LNG) – $0.366 per DGE2
  • compressed natural gas (CNG) – $0.296 per GGE

From January 1, 2018, through December 31, 2018, the rates are as follows:

  • gasoline/gasohol – $0.324 per gallon
  • diesel fuel – $0.349 per gallon
  • liquefied petroleum gas (LPG) – $0.358 per DGE1
  • liquefied natural gas (LNG) – $0.350 per DGE2
  • compressed natural gas (CNG) – $0.294 per GGE

From January 1, 2017, through June 30, 2017, the rates are as follows:

  • gasoline/gasohol – $0.307 per gallon
  • diesel fuel – $0.334 per gallon
  • combustible gases – $0.283 per gallon

(1) The conversion ratio used to calculate the LPG rate is one gallon = 0.651 DGEs of LPG.

(2) The conversion ratio used to calculate the LNG rate is one gallon = 0.5776 DGEs of LNG.

Decal Fee
$3.75 per set
Environmental Impact Fee $0.008 per gallon sold  
Underground Storage Tank Tax $0.003 per gallon of fuel  
Prepaid Sales Tax Click here to look up the Prepaid Sales Tax rates.