A vehicle designed to operate on an alternative fuel; for example, compressed natural gas, methane blend, and electricity.

The vehicle could be either a dedicated vehicle designed to operate exclusively on alternative fuel or a nondedicated vehicle designed to operate on alternative fuel and/or a traditional fuel.

A motor vehicle that operates on two different fuels, but not on a mixture of the fuels.

Each fuel is stored in a separate tank.

An electric vehicle that either operates solely on electricity, but contains an internal combustion motor that generates additional electricity (series hybrid); or it contains an electric system and an internal combustion system and is capable of operating on either system (a parallel hybrid).

A motor vehicle powered by an electric motor that draws current from rechargeable storage batteries, fuel cells, photovoltaic arrays, or other sources of electric current.