Bi-fuel vehicle means a vehicle with two separate fuel storage systems that is designed to run primarily on only one fuel at a time; however, the simultaneous use of both fuels is permitted in limited amount and duration.
Mono-fuel vehicle means a vehicle that is designed to run primarily on one type of fuel.
Alternative fuel vehicle means a vehicle designed to be capable of running on at least one type of fuel that is either gaseous at atmospheric temperature and pressure, or substantially non-mineral oil derived.
Transit vehicle means a bus, rapid transit vehicle, railroad car, street railway car, water vehicle, taxicab, or other type of public transportation vehicle or individual unit, whether operated singly or in a group that provides public transportation.
Mono-fuel gas vehicle means a mono-fuel vehicle that runs primarily on liquefied petroleum gas, natural gas/biomethane, or hydrogen but may also have a petrol system for emergency purposes or starting only, where the petrol tank does not contain more than 15 litres of petrol.
Heavy Vehicle has the meaning given to it in the HNVL.
passenger vehicle means a motor vehicle (other than a motor cycle or invalid carriage) constructed solely for the carriage of passengers and their effects and adapted to carry not more than twelve passengers exclusive of the driver, and not drawing a trailer;