19 CFR 122.37 - Precleared aircraft.
(a) Application. This section applies when aircraft carrying crew, passengers and baggage, or merchandise which has been precleared pursuant to § 148.22 of this chapter at a location listed in § 101.5 of this chapter and makes an unscheduled or unintended landing at an airport in the U.S.
(1) The intended place of unlading; and
(2) The place of preclearance.
(c) Time of notice. Notice shall be given within 7 days of the unscheduled or unintended landing unless other arrangements have been made in advance between the carrier and the port director.