555.4—Definitions.
Administrator means the National Highway Traffic Safety Administrator or his delegate.
Passenger motor vehicle means a motor vehicle with motive power designed to carry not more than 12 individuals, but does not include a truck not designed primarily to carry its operator or passengers, or a motorcycle.
United States means the several States, the District of Columbia, the Commonwealth of Puerto Rico, Guam, the Virgin Islands, the Canal Zone, and American Samoa.
[38 FR 2694, Jan. 29, 1973, as amended at 64 FR 2861, Jan. 19, 1999]