Search Federal and State Laws and Incentives

Alternative Fuel Vehicle (AFV) Emissions Inspection Exemption

Vehicles powered exclusively by electricity, including low-speed vehicles, hydrogen, or fuels other than gasoline that are exempt from motor vehicle emissions inspection under federal regulation, are exempt from state emissions inspection requirements. (Reference Missouri Revised Statutes 643.315)

Natural Gas Vehicle (NGV) and Idle Reduction Weight Exemption

Any vehicle equipped with qualified idle reduction technology may exceed the state’s gross and axle weight limits by up to 550 pounds to compensate for the additional weight of the idle reduction technology. The vehicle operator must be able to provide proof of the weight of the idle reduction technology and that it is fully functional at all times.

A vehicle primarily powered by natural gas may exceed the state’s gross vehicle weight limits by a weight equal to the difference between the weight of the vehicle with the natural gas tank and fueling system and the weight of a comparable vehicle with a diesel tank and fueling system. The NGV maximum gross weight may not exceed 82,000 pounds.

(Reference Missouri Revised Statutes 304.180)

Propane Equipment Exemption

An individual that operates a propane fueling station equipped with a quick-connect nozzle may sell propane without verifying that vehicles re-fueling at the station have a valid Missouri alternative fuel decal, as long as the appropriate motor fuel tax is collected at the time of fueling. (Reference Missouri Revised Statutes142.869)