A prior section 221 of Pub. L. 88–643, title II, Oct. 13, 1964, 78 Stat. 1045; Pub. L. 91–185, § 2, Dec. 30, 1969, 83 Stat. 847; Pub. L. 91–626, §§ 2, 3, Dec. 31, 1970, 84 Stat. 1872; Pub. L. 94–522, title II, §§ 202–204, Oct. 17, 1976, 90 Stat. 2468, 2469; Ex. Ord. No. 12326, §§ 1, 3, 6, Sept. 30, 1981, 46 F.R. 48889, 48890; Pub. L. 97–269, title VI, §§ 603–605, 610, Sept. 27, 1982, 96 Stat. 1146, 1147, 1153; Ex. Ord. No. 12443, §§ 4, 7, 8, Sept. 27, 1983, 48 F.R. 44752; Pub. L. 99–335, title V, §§ 501(2), (3), 503, June 6, 1986, 100 Stat. 622, 623; Pub. L. 100–178, title IV, § 402(b)(1), Dec. 2, 1987, 101 Stat. 1014; Pub. L. 100–453, title III, § 302(d)(1), (2), Sept. 29, 1988, 102 Stat. 1907; Pub. L. 102–88, title III, §§ 304(a), 305 (a)(1), 306, Aug. 14, 1991, 105 Stat. 431, 432; Pub. L. 102–183, title III, §§ 302(a), 303 (a), Dec. 4, 1991, 105 Stat. 1262, 1263, related to computation of annuities for other than former spouses and was set out as a note under section 403 of this title prior to the general amendment of Pub. L. 88–643 by section 802 of Pub. L. 102–496.

1993—Subsec. (a)(4). Pub. L. 103–178, § 202(a)(4)(A), struck out “(or, in the case of an annuity computed under section 2052 of this title and based on less than 3 years, over the total service)” after “years of the participant’s service”.

Subsec. (f)(1)(A). Pub. L. 103–178, § 202(a)(4)(B), inserted “after the participant’s death” after “under the system” and struck out “after the participant’s death” after “participant’s reduced annuity”.

Subsec. (g)(1). Pub. L. 103–178, § 202(a)(4)(C), substituted “(or is remarried, if” for “(or is remarried if”.

Subsec. (j). Pub. L. 103–178, § 202(a)(4)(D), struck out “(except as provided in paragraph (2))” after “individual shall be reduced”.

Amendment by Pub. L. 103–178 effective Feb. 1, 1993, see section 202(b) of Pub. L. 103–178, set out as a note under section 2001 of this title.