5 U.S. Code § 3581
5.U.S. Code § 3581 is about Definitions. It is under Part 3 (Employees) Subpart B (Employment and Retention) Subchapter 4 (Reemployment After Service With An International Organization) Chapter 35 (Part-time Career Employment Opportunities) of Title 5 (Government Organizations and Employees) of the Code.
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.