Heavy-duty Vehicle and Engine Greenhouse Gas Emission Regulations

Marginal note:Standards

16 A heavy-duty vehicle or heavy-duty incomplete vehicle that is equipped with an air-conditioning system must conform to

• (a) section 1819(h) of Title 40, chapter I, subchapter C, part 86, subpart S, of the CFR in the case of a Class 2B or Class 3 heavy-duty vehicle or cab-complete vehicle, other than a vocational vehicle or incomplete vocational vehicle; or

• (b) section 115(e) of Title 40, chapter I, subchapter U, part 1037, subpart B, of the CFR in the case of a vocational vehicle or incomplete vocational vehicle of the 2021 model year or a subsequent model year or a tractor or incomplete tractor.