Search Federal and State Laws and Incentives

Alternative Fuel Vehicle Annual Fee

Owners of natural gas vehicles (NGVs) and propane powered vehicles are required to pay an annual license fee, based on gross vehicle weight rating (GVWR), instead of motor fuel excise taxes. The fee is calculated as follows:

To determine the actual annual license fee imposed per registration year, multiply the appropriate dollar amount given in the above schedule by the motor vehicle fuel tax rate in cents per gallon effective on July 1 of the preceding calendar year, and divide the resulting amount by $0.12. There is an additional $5 handling fee for each license issued.

(Reference Revised Code of Washington 82.32.900 and 82.38.075)

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

Dedicated electric, natural gas, and propane vehicles are exempt from state emissions control inspections. HEVs that obtain a U.S. Environmental Protection Agency fuel economy rating of at least 50 miles per gallon during city driving are also exempt from these inspections. (Reference Revised Code of Washington 46.16A.060)

Alternative Fuel Vehicle Labeling Requirement

Every alternative fuel automobile, truck, motorcycle, motor home, or off-road vehicle must bear a reflective placard from the National Fire Protection Association indicating that the vehicle is powered by an alternative fuel. Alternative fuels include propane and natural gas. (Reference Revised Code of Washington 46.37.467)

Alternative Fuel Commercial Vehicle and Fueling Infrastructure Tax Credit

Businesses are eligible to receive tax credits for purchasing new alternative fuel commercial vehicles and installing alternative fueling infrastructure. Eligible alternative fuels are natural gas, propane, hydrogen, dimethyl ether, and electricity. Tax credits for qualified alternative fueling infrastructure are for up to 50% of the cost to purchase and install the infrastructure. Commercial vehicle tax credit amounts vary based on gross vehicle weight rating (GVWR) and are up to 75% of the incremental cost, with maximum credit values as follows:

This exemption also applies to qualified used vehicles modified with a U.S. Environmental Protection Agency-certified aftermarket conversion, as long as the vehicle is being sold for the first time after modification. Modified vehicles are eligible for credits equal to 50% of the commercial vehicle conversion cost, up to $25,000.

Each entity may claim up to $250,000 or credits for 25 vehicles per year. Credits may be earned between January 1, 2016, and January 1, 2021. All credits earned must be used in that calendar year or the subsequent year. Tax credits are available on a first-in-time basis and are subject to annual limits of $2 million for vehicle credits, and $6 million for infrastructure. The maximum total funding that can be provided for the tax credits is $32.5 million.

(Reference House Bill 2042, 2019, and Revised Code of Washington 82.16.0496 and 82.04.4496)

Alternative Fuel Vehicle (AFV) Car Share Pilot Program

The Washington State Department of Transportation (WSDOT) will develop a pilot program to provide AFV use opportunities to underserved and low-income communities and to those without easy access to transportation corridors. (Reference House Bill 2042, 2019, and Revised Code of Washington 47.04)

Retail Sales Tax Exemption

Effective July 28, 2019, the retail sales tax of 6.5% does not apply to the sale or lease of new or used passenger vehicles, light-duty trucks, and medium-duty passenger vehicles that are exclusively powered by an alternative vehicle fuel or are capable of running solely on electricity for at least 30 miles. Eligible alternative fuels are natural gas, propane, hydrogen, and electricity. Vehicles must not have a selling price plus trade-in property value that exceeds $45,000 for new vehicles and $30,000 for used vehicles. The maximum eligible amount for used purchased or leased vehicles is $16,000. The maximum eligible amounts for new purchased or leased vehicles are as follows:

(Reference House Bill 2042, 2019, and Revised Code of Washington 82.08.020)

Alternative Fuel Vehicle (AFV) Technical Assistance and Education Program

The Washington State University Energy Program will establish and administer a technical assistance and education program on the use of AFVs for public agencies, including state and local governments. (Reference House Bill 2042, 2019, and Revised Code of Washington 28B.30.903)