U.S. Code
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Title 5
» Part PART III— EMPLOYEES › Subpart Subpart G— Insurance and Annuities › Chapter CHAPTER 83— RETIREMENT › Subchapter SUBCHAPTER III— CIVIL SERVICE RETIREMENT
5 U.S.C. § 203
(a) For the purposes of this title—“(1) the term ‘covered employee’ means any individual whose service is covered service;“(2) the term ‘covered retirement system’ means—“(A) the Civil Service Retirement and Disability System under subchapter III of chapter 83 of title 5, United States Code;“(B) the Foreign Service Retirement and Disability System under chapter 8 of the Foreign Service Act of 1980 (22 U.S.C. 4041 et seq.);“(C) the Central Intelligence Agency Retirement and Disability System under the Central Intelligence Agency Retirement Act of 1964 for Certain Employees ([former] 50 U.S.C. 403 note); and“(D) any other retirement system (other than a new Government retirement system) under which a covered employee who is a participant in the system is required to make contributions to the system in an amount equal to a portion of the participant’s basic pay for covered service, as determined by the President;“(3) the term ‘covered service’ means service which is employment for the purposes of title II of the Social Security Act [42 U.S.C. 401 et seq.] and chapter 21 of the Internal Revenue Code of 1986 [26 U.S.C. 3101 et seq.] by reason of the amendments made by section 101 of the Social Security Amendments of 1983 (97 Stat. 67) [amending section 3121 of Title 26, Internal Revenue Code, and sections 409 and 410 of Title 42, The Public Health and Welfare, and enacting provisions set out as notes under section 3121 of Title 26 and section 410 of Title 42]; and“(4) the term ‘new Government retirement system’ means any retirement system which (A) is established for officers or employees of the Government by or pursuant to a law enacted after December 31, 1983, and before January 1, 1987, and (B) takes effect on or before January 1, 1987.“(b) The President shall publish the determinations made for the purpose of subsection (a)(2)(D) in an Executive order.