19 C.F.R. § 4.74 Transportation orders.
Title 19 - Customs Duties
Clearance shall not be granted to any vessel if the port director has reason to believe that her departure or intended voyage would be in violation of any provision of any transportation order, regulation, or restriction issued under authority of the Defense Production Act of 1950 (50 U.S.C. App. 2061–2066).
Title 19: Customs Duties
PART 4—VESSELS IN FOREIGN AND DOMESTIC TRADES
Foreign Clearances
§ 4.74 Transportation orders.