Motor carrier
Motor carrier means a common carrier by motor vehicle, a contract carrier by motor vehicle, or a private carrier of property by motor vehicle as those terms are defined by paragraphs (14), (15), and (17) of section 203(a) of the Interstate Commerce Act [49 U.S.C. 303(a)].
Source
40 CFR § 202.10
Scoping language
As used in this part, all terms not defined herein shall have the meaning given them in the Act: