Code of Federal Regulations Title 31. Money and Finance–Treasury § 31.515.415 Travel to Cuba;  transportation of certain Cuban nationals

(1) Transactions incident to travel to, from, or within Cuba;

(2) The transportation to Cuba of a vessel or aircraft;

(3) The transportation into the United States of any vessel or aircraft which has been in Cuba since the effective date, regardless of registry;

(4) The provision of any services to a Cuban national, regardless of whether any consideration for such services is furnished by the Cuban national;

(5) The transportation or importation of baggage or other property of a Cuban national;

(6) The transfer of funds or other property to any person where such transfer involves the provision of services to a Cuban national or the transportation or importation of, or any transactions involving, property in which Cuba or any Cuban national has any interest, including baggage or other such property;

(7) Any other transaction such as payment of port fees and charges in Cuba and payment for fuel, meals, lodging;  and

(8) The receipt or acceptance of any gratuity, grant, or support in the form of meals, lodging, fuel, payments of travel or maintenance expenses, or otherwise, in connection with travel to or from Cuba or travel or maintenance within Cuba.