For the purpose of this subchapter
(1) agency means
(A) an Executive agency;
(B) a military department; and
(C) an employing authority in the legislative branch;
(2) employee means an employee in or under an agency;
(3) international organization means a public international organization or international-organization preparatory commission in which the Government of the United States participates;
(4) transfer means the change of position by an employee from an agency to an international organization; and
(5) reemployment means
(A) the reemployment of an employee under section
3582 (b) of this title; or
(B) the reemployment of a Congressional employee within 90 days from his separation from an international organization;
following a term of employment not extending beyond the period named by the head of the agency at the time of consent to transfer or, in the absence of a named period, not extending beyond the first 5 consecutive years, or any extension thereof, after entering the employ of the international organization.
