10 USC 311 – Exchange of defense personnel between United States and friendly foreign countries: authority
(a)
(2) For purposes of this section, an international defense personnel exchange agreement is an agreement with the government of a friendly foreign country or international or regional security organization for the reciprocal or non-reciprocal exchange of—
(A) members of the armed forces and civilian personnel of the Department of Defense; and
(B) military and civilian personnel of the defense or security ministry of that foreign government or international or regional security organization.
(3) An exchange of personnel under an international defense personnel exchange agreement under this section may only be made with the concurrence of the Secretary of State to the extent the exchange is with either of the following:
(A) A non-defense security ministry of a foreign government.
(B) An international or regional security organization.
(b)
(2) An agreement for the exchange of personnel engaged in research and development activities may provide for assignment of Department of Defense personnel to positions in private industry that support the defense ministry of the host foreign government, subject to the concurrence of the Secretary of State.
(3) An individual may not be assigned to a position pursuant to an international defense personnel exchange agreement unless the assignment is acceptable to both governments.
(c)
(d)
(2) Paragraph (1) does not apply to the following costs:
(A) The cost of temporary duty directed by the host government.
(B) The cost of training programs conducted to familiarize, orient, or certify exchanged personnel regarding unique aspects of the assignments of the exchanged personnel.
(C) Costs incident to the use of the facilities of the host government in the performance of assigned duties.
(e)
(f)