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II. Definitions
 

Commercial motor vehicle: any motor vehicle with a permanently attached truck or delivery body, including ambulances, hearses, casket wagons, fire apparatus, buses and tractors used for hauling loads.

Gross weight: the combined weight of vehicle and load.

Registered gross weight: the weight for which a permit has been issued under the HTA; the fee for the permit is based upon the weight of the vehicle or combination of vehicles and load.

Manufacturers’ gross vehicle weight rating (MGVWR): the gross weight as specified by the manufacturer; often attached as a decal or plate on the cab of a vehicle.

Motor vehicle: an automobile, motorcycle, motor-assisted bicycle and any other vehicle propelled or driven other than by muscular power. Not included are the cars of electric or steam railways or other motor vehicles running only upon rails; motorized snow vehicles; traction engines; farm tractors; power-assisted bikes; or road-building machines.

Semi-trailer: a trailer designed to be operated with the forward part of its body or chassis resting upon the body or chassis of a towing vehicle.

Trailer: a vehicle drawn, propelled or moved by a motor vehicle. The definition does not include farm implements, mobile homes, motor vehicles, side cars attached to motorcycles, or any device not designed to transport persons or property. A trailer is considered a separate vehicle and not part of the motor vehicle by which it is drawn.

Vehicle: a motor vehicle, trailer, traction engine, farm tractor, roadbuilding machine or any vehicle drawn, propelled or driven by any kind of power, including muscular power. The definition does not include motorized snow vehicles or the cars of electric or steam railways running only upon rails.

Self-propelled implement of husbandry: a self-propelled vehicle used specifically in farming, such as a farm tractor.