Self-propelled vehicle.
Self-propelled vehicle. Self-propelled vehicle includes any automobile, truck, tractor, bus, motorcycle, motor home, self-propelled agricultural machinery, self-propelled construction equipment, self-propelled special use equipment, and any other self-propelled vehicle used or designed for running on land but not on rail.
Source
19 CFR § 192.1
Scoping language
The following are general definitions for the purposes of this subpart A.