Federal and State Incentives

Current Federal and State Compressed Natural Gas Conversion Incentive Database

Updated: 4/1/18 *Source is The US Department of Energy

ZERO FEDERAL Incentive Programs for Private CNG Conversion Currently Exist

Most incentives are for commercial fueling, meaning they get tax credits for every gallon of CNG they use in their fleets.

Find your State Below:

Alabama- None

Alaska- None

Arizona- HOV Lane Exemption here

Arkansas- CNG Conversion Rebate until December 2011 here


  • HOV Lane Exemption here
  • CNG Home Fill Station Rebate (PHILL) here
  • Low Emission Vehicle Incentives- San Joaquin Valley here
  • Natural Gas Rate Reduction – SoCalGas here


  • Alternative Fuel, Advanced Vehicle, and Idle Reduction Equipment Tax Credit here
  • Low Emission Vehicle (LEV) Sales Tax Exemption here
  • Alternative Fuel Vehicle (AFV) Weight Limit Exemption here

Connecticut- None

Delaware- None

District of Columbia- Alternative Fuel and Fuel-Efficient Vehicle Title Tax Exemption here

Florida- High Occupancy Vehicle (HOV) Lane Exemption here


  • Alternative Fuel Vehicle (AFV) Tax Credit here
  • Alternative Fuel Vehicle (AFV) High Occupancy Vehicle (HOV) Lane Exemption here

Hawaii- None

Idaho- None


  • Alternative Fuel Vehicle (AFV) and Alternative Fuel Rebates  here
  • High Occupancy Toll Lane Access here
Indiana- Natural Gas Vehicle (NGV) Rebate- Private Utility: Citizens Gas here

Iowa- None

Kansas- Alternative Fuel Vehicle (AFV) Tax Credit here

Kentucky- None

Louisiana- Alternative Fuel Vehicle (AFV) and Fueling Infrastructure Tax Credit here

Maine- None

Maryland- None

Massachusetts- None

Michigan- Alternative Fuel Vehicle (AFV) Emissions Inspection Exemption here

Minnesota- None

Mississippi- None

Missouri- None

Montana- Alternative Fuel Vehicle (AFV) Conversion Tax Credit here

Nebraska- None

Nevada- None

New Hampshire- None

New Jersey- High Occupancy Vehicle (HOV) Lane Exemption here

New Mexico- None

New York- None

North Carolina- None

North Dakota- None

Ohio- None


  • Alternative Fuel Vehicle (AFV) Tax Credit here
  • Alternative Fuel Vehicle (AFV) Loans  here
  • OK State regulations and restrictions about CNG conversions

Oregon- None

Pennsylvania- None

Rhode Island- None

South Carolina- Alternative Fuel and Advanced Vehicle Tax Credit here

South Dakota- None

Tennessee- High Occupancy Vehicle (HOV) Lane Exemption here

Texas- None


  • Clean Fuel Vehicle Tax Credit here
  • Alternative Fuel Vehicle Decal and High Occupancy Vehicle (HOV) Lane Exemption here

Vermont- None

Virgina- High Occupancy Vehicle (HOV) Lane Exemption here


  • Alternative Fuel Vehicle (AFV) Tax Exemption here
  • Alternative Fuel Vehicle (AFV) and Hybrid Electric Vehicle (HEV) Emissions Inspection Exemption here

West Virgina- Alternative Fuel Vehicle (AFV) Tax Credit here

Wisconsin- Alternative Fuel Tax Exemption here

Wyoming- None