Heavy-duty Vehicle and Engine Greenhouse Gas Emission Regulations — 1
han 2 722 kg (6,000 pounds) or an on-road vehicle with a basic vehicle frontal area in excess of 4.2 m 2 (45 square feet) that consists of, at a minimum, a chassis, a powertrain and wheels in the state in which all of those components are to be part of the vehicle, but that requires further manufacturing operations to be completed. ( véhicule lourd incomplet ) heavy-duty vehicle means an on-road vehicle that has a GVWR of more than 3 856 kg (8,500 pounds) but does not include a medium-duty passenger vehicle as defined in subsection 1(1) of the On-Road Vehicle and Engine Emission Regulations or a vehicle regulated under the Passenger Automobile and Light Truck Greenhouse Gas Emission Regulations . ( véhicule lourd ) heavy-haul tractor means a tractor of the 2021 model year or a subsequent model year that has a GCWR of 63 503 kg (140,000 pounds) or more. ( tracteur routier à chargement lourd ) heavy heavy-duty engine means a heavy-duty engine that has cylinder liners designed for multiple rebuilds and is designed to be used in Class 8 heavy-duty vehicles. ( gros moteur de véhicule lourd ) heavy heavy-duty vehicle means (a) for the 2020 model year and earlier model years, a Class 8 heavy-duty vehicle; and (b) for the 2021 model year and subsequent model years, (i) a Class 6, Class 7 or Class 8 vocational vehicle that is equipped with a heavy heavy-duty engine, (ii) a Class 8 vocational vehicle that is an electric vehicle, (iii) a Class 8 vocational vehicle that is a fuel cell vehicle, (iv) a Class 8 vocational vehicle that is a hybrid vehicle, or (v) a Class 8 tractor. ( gros véhicule lourd ) HFET-based highway test means the Highway Fuel Economy Test Procedure referred to in subpart B of Title 40, chapter I, subchapter Q, part 600, of the CFR. ( essai sur route ) high-roof , in relation to a tractor, means having a roof height of 376 cm (148 inches) or more. ( toit élevé ) hybrid engine or hybrid powertrain means an engine or a powertrain that is equipped with energy storage features — other than a conventional battery system or conventional flywheel — such as supplemental electric batteries and hydraulic accumulators. ( moteur hybride ou groupe motopropulseur hybride ) hybrid vehicle means a heavy-duty vehicle that is equipped with energy storage features — other than a conventional battery system or conventional flywheel — such as supplemental electric batteries and hydraulic accumulators, in addition to an internal combustion engine or other engine that uses fuel. ( véhicule hybride ) incomplete tractor means a heavy-duty incomplete vehicle that is designed to become a tractor on completion of manufacturing operations. ( tracteur routier incomplet ) incomplete vocational vehicle means a heavy-duty incomplete vehicle that is designed to become a vocational vehicle on completion of manufacturing operations. ( véhicule spécialisé incomplet ) innovative technology means a greenhouse gas emission reduction technology for which the total emission reduction attributable to it cannot be measured by either GEM computer simulation modelling or the test procedures specified under these Regulations. ( technologie innovatrice ) light heavy-duty engine means a heavy-duty engine that is designed to be used in Class 2B, Class 3, Class 4 or Class 5 heavy-duty vehicles. ( petit moteur de véhicule lourd ) light heavy-duty vehicle means a Class 2B, Class 3, Class 4 or Class 5 heavy-duty vehicle. ( petit véhicule lourd ) long , in respect of a trailer, means more than 15.24 metres (50 feet) in length. ( longue ) low-roof , in relation to a tractor, means having a roof height of 305 cm (120 inches) or less. ( toit bas ) medium heavy-duty engine means a heavy-duty engine that is designed to be used in Class 6 and Class 7 heavy-duty vehicles. ( moteur moyen de véhicule lourd ) medium heavy-duty vehicle means (a) for the 2020 model year and earlier model years, a Class 6 or Class 7 heavy-duty vehicle; and (b) for the 2021 model year and subsequent mo