(a) This part implements statutory responsibilities of the Secretary of Transportation (the Secretary) with respect to:(1) The regulation pursuant to 46 U.S.C. 56101 and 56103of transactions involving transfers of:(i) An interest in or control of Documented Vessels owned by Citizens of the United States (including the Transfer of a Controlling Interest in such owners) to Noncitizens or;(ii) A Documented Vessel to registry or Operation under Authority of a Foreign Country or for scrapping in a foreign country; and(2) Transactions involving maritime interests in time of war or national emergency under 46 U.S.C. 56102 .(b) The responsibilities in paragraph (a) (1) and (2) of this section have been delegated by the Secretary to the Maritime Administrator.57 FR 23478, June 3, 1992, as amended at 63 FR 6880, Feb. 11, 1998; 78 FR 35771 , June 14, 2013