14 CFR § 294.81
Local traffic prohibited
July 13, 2020
(a) Except as set forth in paragraph (b) of this section or §294.60, a registrant shall not carry passengers, cargo, or mail between two or more United States points for compensation or hire.
(b) A registrant may grant stopover privileges at any point or points in the United States to passengers and their accompanied baggage as part of a single continuous operation to or from Canada.
[ER-1257, 46 FR 52591, Oct. 27, 1981, as amended by Doc. No. 2006-25691, 71 FR 49347, Aug. 23, 2006]