On-Road Vehicle and Engine Emission Regulations — 1
 2018 model year or a later model year: (i) Class 2B vehicles, in Tables 2 and 5 in section 1816 of Title 40, chapter I, subchapter C, part 86, subpart S, of the CFR, or (ii) Class 3 vehicles, in Tables 3 and 5 in section 1816 of Title 40, chapter I, subchapter C, part 86, subpart S, of the CFR. ( série d’émissions de durée de vie totale ) GVWR means the gross vehicle weight rating specified by a manufacturer as the maximum design loaded weight of a single vehicle. ( PNBV ) HC + NO X means the sum of the hydrocarbon and NO X exhaust emissions. ( HC + NO X ) heavy-duty engine means an engine designed to be used for motive power in a heavy-duty vehicle, other than a medium-duty passenger vehicle, Class 2B vehicle or Class 3 vehicle. ( moteur de véhicule lourd ) heavy-duty vehicle means an on-road vehicle that has a GVWR of more than 3 856 kg (8,500 lb). ( véhicule lourd ) heavy light-duty truck means a light-duty truck 3 or a light-duty truck 4 that has a GVWR of more than 2 722 kg (6,000 lb). ( camionnette lourde ) light-duty truck means an on-road vehicle that has a GVWR of 3 856 kg (8,500 lb) or less and that (a) is designed primarily for the transportation of property or is a derivative of a vehicle that is designed for that purpose; (b) is designed primarily for the transportation of persons and has a designated seating capacity of more than 12 persons; or (c) is available with special features that enable it to be operated and used off-road, the special features being four-wheel drive and at least four of the following characteristics that are calculated when the vehicle is at curb weight and on a level surface with the front wheels parallel to the vehicle’s longitudinal centreline and the tires are inflated to the manufacturer’s recommended pressure: (i) an approach angle of not less than 28°, (ii) a break-over angle of not less than 14°, (iii) a departure angle of not less than 20°, (iv) ground clearances of not less than 17.8 cm (7 in.) under the front and rear axles, and (v) a ground clearance of not less than 20.3 cm (8 in.) under any point other than the front or rear axle. ( camionnette ) light-duty truck 1 means a light light-duty truck that has a loaded vehicle weight of 1 701 kg (3,750 lb) or less. ( camionnette de type 1 ) light-duty truck 2 means a light light-duty truck that has a loaded vehicle weight of more than 1 701 kg (3,750 lb). ( camionnette de type 2 ) light-duty truck 3 means a heavy light-duty truck that has an adjusted loaded vehicle weight of 2 608 kg (5,750 lb) or less. ( camionnette de type 3 ) light-duty truck 4 means a heavy light-duty truck that has an adjusted loaded vehicle weight of more than 2 608 kg (5,750 lb). ( camionnette de type 4 ) light-duty vehicle means an on-road vehicle that is designed primarily for the transportation of persons and has a designated seating capacity of not more than 12 persons. ( véhicule léger ) light light-duty truck means a light-duty truck 1 or a light-duty truck 2 that has a GVWR of 2 722 kg (6,000 lb) or less. ( camionnette légère ) loaded vehicle weight means the sum of the vehicle’s curb weight and 136 kg (300 lb). ( poids du véhicule chargé ) medium-duty passenger vehicle means a heavy-duty vehicle that has a GVWR of less than 4 536 kg (10,000 lb) and that is designed primarily for the transportation of persons but does not include any vehicle that (a) is a truck that is incomplete because it does not have a primary load carrying device or container attached; (b) has a seating capacity of more than 12 persons; (c) is designed to seat more than 9 persons behind the driver; or (d) is equipped with an open cargo area (for example, a pick-up truck box or bed) of 183 cm (72 in.) in interior length or more or with a covered box not readily accessible from the passenger compartment. ( véhicule moyen à passagers ) model year means the year, as determined under section 5, that is used by a manufacturer to designate a model of vehicle or engine. ( année de modè