Code of Federal Regulations Title 31. Money and Finance–Treasury § 31.510.518 Calling of certain vessels and landing of certain aircraft

(a) Vessels and aircraft in which a foreign person has an interest that have called or landed at a port or place in North Korea within the previous 180 days, and vessels in which a foreign person has an interest that have engaged in a ship-to-ship transfer with such a vessel within the previous 180 days, are authorized to call or land at a port or place in the United States in the following circumstances only:

(b) For purposes of this section, a nontraffic stop includes a stop for any purpose other than taking on or discharging cargo, passengers, or mail.