Bus: Vehicle designed and constructed for the carriage of multiple passengers, typically serving the public on a fixed route. Includes passenger buses, school buses, and transit shuttles.
Two wheeler: Vehicle with two wheels powered solely by a motorised powertrain. Includes motorcycles, scooters and mopeds, but excludes electrically-assisted pedal cycles (e-bikes), electric kick scooters (e-scooters) and other micromobility services.
Three wheeler: Vehicle with three wheels powered solely by a motorised powertrain. Includes motorised tricycles and auto-rickshaws, but excludes electrically-assisted pedal cycles for cargo and passenger transit.
Light duty vehicle (4+ wheels): Any motorised vehicle with four or more wheels and a gross vehicle weight rating below or equal to 3.5 tonnes, used to transport passengers or cargo. Includes, but is not limited to, cars, and smaller vans or pickup trucks.
Medium and heavy duty vehicle: A motorised vehicle with a gross vehicle weight rating above 3.5 tonnes (excluding buses). Includes, but is not limited to, goods vehicles, larger vans or pickup trucks, refuse trucks, tractors, and construction vehicles.