heavy-duty vehicle
Defined in 4 places of the United States Code.
The term “heavy-duty vehicle” means a motor vehicle that—
(A) is rated at more than 8,500 pounds gross vehicle weight;
(B) has a curb weight of more than 6,000 pounds; or
(C) has a basic vehicle frontal area in excess of 45 square feet.
Source
- 2005–present42 U.S.C. § 16152The Public Health and Welfare · Definitions · in this subchapter
The term “heavy duty vehicle” means a truck, bus, or other vehicle manufactured primarily for use on the public streets, roads, and highways (not including any vehicle operated exclusively on a rail or rails) which has a gross vehicle weight (as determined under regulations promulgated by the Administrator) in excess of six thousand pounds. Such term includes any such vehicle which has special features enabling off-street or off-highway operation and use.
Source
- 1994–present42 U.S.C. § 7521The Public Health and Welfare · Emission standards for new motor vehicles or new motor vehicle engines · for purposes of this part
the term “heavy duty vehicle” means a vehicle of greater than 8,500 pounds gross vehicle weight rating.
Source
- 1994–present42 U.S.C. § 6374The Public Health and Welfare · Alternative fuel use by light duty Federal vehicles · for purposes of this part
The term “heavy-duty vehicle” means a vehicle that—
(A) has a gross vehicle weight rating greater than 8,500 pounds; and
(B) is powered by a diesel engine.
Source
- 2005–present42 U.S.C. § 16104The Public Health and Welfare · Reduction of engine idling · in this section