31 CFR 560.529 - Bunkering and emergency repairs.
Goods or services provided in the United States to a non-Iranian carrier transporting passengers or goods to or from Iran are permissible if they are:
(c) Supplied or performed under circumstances which could not be anticipated prior to the carrier's departure for the United States.
[64 FR 20175, Apr. 26, 1999]
Title 31 published on 2014-07-01
no entries appear in the Federal Register after this date.