Amendments
2000—[Pub. L. 106–398, § 1] [[div. A], title V, § 554(a)(2)], Oct. 30, 2000, [114 Stat. 1654], 1654A–126, added item 4027.
1989—[Pub. L. 101–189, div. A, title XI, § 1124(b)(2)], Nov. 29, 1989, [103 Stat. 1559], added item 4021.
1983—[Pub. L. 98–94, title IX, § 932(b)(2)], Sept. 24, 1983, [97 Stat. 650], struck out item 4022 “Contract surgeons”.
1962—[Pub. L. 87–651, title I, § 116(2)], Sept. 7, 1962, [76 Stat. 513], struck out item 4023 “Service club and library services”.
1958—[Pub. L. 85–861, § 1(102)], Sept. 2, 1958, [72 Stat. 1489], struck out item 4021 “Appointment: professional and scientific services”.