State means a State of the United States, the District of Columbia, the Commonwealth of Puerto Rico, the Commonwealth of the Northern Mariana Islands, the Virgin Islands, American Samoa, Guam, or any other territory or possession of the United States designated by the Secretary.
49 CFR § 107.1
All terms defined in 49 U.S.C. 5102 are used in their statutory meaning. Other terms used in this part are defined as follows: