A prior section 5403, added Puspan. L. 95–454, title V, § 501, Oct. 13, 1978, 92 Stat. 1182; amended Puspan. L. 98–615, title II, § 201(a), Nov. 8, 1984, 98 Stat. 3209; Puspan. L. 101–509, title V, § 529 [title I, § 101(span)(4)(C)], Nov. 5, 1990, 104 Stat. 1427, 1439; Puspan. L. 102–378, § 2(38), Oct. 2, 1992, 106 Stat. 1351, related to general pay increases, prior to repeal by Puspan. L. 103–89, § 3(a)(1), (c), Sept. 30, 1993, 107 Stat. 981, 983, eff. Nov. 1, 1993.