All Laws and Incentives Sorted by Type

The tables below summarize the number of clean transportation laws, regulations, and funding opportunities in a particular jurisdiction. By selecting the tabs above the table, you can view summary information by technology/fuel, incentive, regulation, or user type.

Technology/Fuel
Incentives
Regulations
User Type
Jurisdiction Biodiesel
Biodiesel is produced from a range of vegetable oils and animal fats. Pure biodiesel (B100) or biodiesel blended with petroleum diesel can be used to fuel diesel vehicles.
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Ethanol
Ethanol is made from various plant materials, such as corn. Ethanol is blended with gasoline to fuel vehicles (e.g., E85 is a blend of 85% ethanol and 15% gasoline).
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Natural Gas
Natural gas is a mixture of hydrocarbons. Natural gas can be stored onboard a vehicle as a gas (compressed natural gas, CNG) or a liquid (liquefied natural gas, LNG).
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Propane (LPG)
Liquefied petroleum gas (LPG), or propane, is a three-carbon alkane gas produced as a by-product of natural gas processing or crude oil refining.
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Hydrogen Fuel Cells
Hydrogen can be used to power fuel cells that generate electricity to run a vehicle's motor.
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EVs
Electric vehicles (EVs) use batteries or other energy storage devices to store electricity to power the vehicle's motor.
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HEVs or PHEVs
Hybrid electric vehicles (HEVs) combine the internal combustion engine of a conventional vehicle with the battery and electric motor of an electric vehicle. Plug-in hybrid electric vehicles (PHEVs) are equipped with batteries that can be charged by plugging into an electrical outlet.
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NEVs
Neighborhood electric vehicles (NEVs) are small electric vehicles typically limited to speeds of less and 35 miles per hour.
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Aftermarket Conversions
Aftermarket conversions refer to original equipment manufacturer vehicles altered to operate on another fuel type, such as propane, natural gas, ethanol, or electricity.
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Fuel Economy or Efficiency
Fuel economy or fuel efficiency is the distance a vehicle travels per unit of fuel used and is commonly measured in miles per gallon (mpg).
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Idle Reduction
Idle reduction is a decrease in the time or frequency that an engine runs while the vehicle is at rest.
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Other
Includes emerging fuel types and additional technologies.
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Federal 36 30 28 27 25 23 8 2 5 13 7 8
Alabama 4 3 3 3 2 3 1 0 0 1 2 0
Alaska 2 2 3 2 1 1 0 1 1 1 0 0
Arizona 6 5 14 14 11 14 6 1 0 0 2 1
Arkansas 5 4 8 5 3 2 0 0 3 0 1 0
California 16 14 27 18 25 41 32 3 7 5 4 10
Colorado 6 7 10 8 5 9 7 1 3 0 1 0
Connecticut 4 4 5 4 6 5 4 0 4 2 3 3
Delaware 3 3 3 5 2 3 2 1 0 3 3 0
Dist. of Columbia 1 2 3 3 3 3 1 0 0 3 1 1
Florida 8 7 5 5 2 8 5 1 1 1 1 0
Georgia 6 6 5 3 3 6 1 0 2 1 2 1
Hawaii 8 10 4 4 5 9 9 2 0 1 1 0
Idaho 3 1 2 3 2 1 2 1 0 1 0 0
Illinois 15 16 7 6 6 13 10 1 4 3 5 0
Indiana 14 15 17 12 7 10 9 2 7 3 4 4
Iowa 9 11 4 3 4 4 0 1 1 0 0 0
Kansas 7 12 5 4 1 1 0 1 2 1 1 0
Kentucky 11 12 8 6 2 4 3 1 1 1 0 0
Louisiana 6 7 8 6 1 4 2 1 3 1 0 0
Maine 5 5 3 3 2 5 3 3 0 2 3 1
Maryland 2 3 1 1 1 10 8 2 1 0 1 1
Massachusetts 5 4 5 3 3 5 5 1 1 0 2 1
Michigan 3 2 3 2 2 5 3 0 0 0 0 0
Minnesota 7 12 2 4 3 6 4 3 0 1 3 2
Mississippi 5 5 7 6 2 3 2 0 2 1 1 0
Missouri 5 5 4 5 4 4 0 1 0 0 1 0
Montana 6 6 3 3 1 1 0 2 1 1 0 0
Nebraska 3 4 5 3 1 2 0 1 1 0 1 0
Nevada 6 4 9 9 8 9 5 1 0 0 1 0
New Hampshire 6 3 3 3 3 3 3 3 1 2 5 1
New Jersey 3 3 4 3 2 4 4 2 1 3 1 2
New Mexico 11 7 5 5 7 6 2 1 1 1 1 0
New York 6 7 8 4 7 6 6 1 2 2 4 3
North Carolina 11 10 6 6 5 11 8 0 1 1 4 1
North Dakota 11 8 3 2 2 1 0 1 0 0 0 0
Ohio 5 6 7 5 4 4 0 0 1 0 2 0
Oklahoma 10 12 14 9 7 7 2 1 7 0 2 2
Oregon 10 10 9 8 7 13 7 2 3 1 4 4
Pennsylvania 4 4 3 3 2 4 2 0 2 1 4 1
Rhode Island 3 2 2 1 3 4 3 1 0 1 2 4
South Carolina 7 5 2 3 6 2 4 1 0 0 2 0
South Dakota 6 7 1 2 0 0 0 0 0 0 0 1
Tennessee 8 8 6 4 2 3 3 1 0 2 0 0
Texas 7 6 15 10 4 7 4 1 3 0 3 0
Utah 1 1 10 6 2 6 2 0 3 4 3 1
Vermont 7 6 6 6 7 7 5 3 1 3 4 3
Virginia 18 13 16 11 12 13 5 1 5 3 2 2
Washington 17 14 8 7 5 18 6 1 3 4 4 3
West Virginia 5 4 8 6 4 4 2 1 2 0 2 1
Wisconsin 12 9 7 8 7 6 4 1 0 0 2 0
Wyoming 0 1 4 0 0 0 0 0 1 0 1 0
Totals 385 367 358 292 241 343 204 56 87 74 103 62