Title 42 › CHAPTER 85 — AIR POLLUTION PREVENTION AND CONTROL › SUBCHAPTER II — EMISSION STANDARDS FOR MOVING SOURCES › Part A — Motor Vehicle Emission and Fuel Standards › § 7550
Defines key words used in this part. Manufacturer — a person or company that builds or puts together new motor vehicles, new motor vehicle engines, new nonroad vehicles, or new nonroad engines, or imports them to sell, or acts for and under the control of such a person in distributing them; it does not include a dealer for vehicles or engines the dealer got in commerce. Motor vehicle — a self-powered vehicle made to carry people or goods on streets or highways. New motor vehicle/new motor vehicle engine — a vehicle or engine whose legal or equitable title has never been transferred to the first buyer; for imports it means vehicles or engines made after the effective date of a regulation under section 7521 that would apply to them. Dealer — someone who sells or distributes new vehicles or engines to the first buyer. Ultimate purchaser — the first person who buys the new vehicle or engine in good faith for use, not resale. Commerce — trade between any place in a State and any place outside it, and trade wholly within the District of Columbia. Vehicle curb weight, GVWR, light-duty truck/vehicle, and loaded vehicle weight — have the meanings given by regulations made by the Administrator and in effect as of November 15, 1990. Test weight (tw) — vehicle curb weight plus GVWR, divided by 2. Motor vehicle or engine part manufacturer — someone who makes, assembles, or rebuilds parts, systems, or components that are put in motor vehicles or engines. Nonroad engine — an internal combustion engine (including its fuel system) that is not used in a motor vehicle or a vehicle used only for competition, or that is not subject to standards under section 7411 or section 7521. Nonroad vehicle — a vehicle powered by a nonroad engine that is not a motor vehicle or a competition-only vehicle.
Full Legal Text
The Public Health and Welfare, Source: USLM XML via OLRC
Legislative History
Reference
Citation
42 U.S.C. § 7550
Title 42, The Public Health and Welfare
Last Updated
Sep 23, 2026
Release point: 119-110