interstate commerce
(1) The term “interstate commerce” means (A) commerce between any State, the District of Columbia, the Commonwealth of Puerto Rico, or any possession of the United States and any place outside thereof which is within the United States, (B) commerce between points in the same State, the District of Columbia, the Commonwealth of Puerto Rico, or possession of the United States but through any place outside thereof, or (C) commerce wholly within the District of Columbia or any possession of the United States.