18 U.S.C. § 3263

1. (a)Any person designated and authorized under section 3262(a) may deliver a person described in section 3261(a) to the appropriate authorities of a foreign country in which such person is alleged to have violated section 3261(a) if—
   1. (1)appropriate authorities of that country request the delivery of the person to such country for trial for such conduct as an offense under the laws of that country; and
   2. (2)the delivery of such person to that country is authorized by a treaty or other international agreement to which the United States is a party.
2. (b)The Secretary of Defense, in consultation with the Secretary of State, shall determine which officials of a foreign country constitute appropriate authorities for purposes of this section.