In subsec. (a), “chapter 51 and subchapter III of chapter 53 of title 5” substituted for “Classification Act of 1949, as amended” and “section 3109 of title 5” substituted for “section 15 of the Act of August 2, 1946 (5 U.S.C. 55a)”, on authority of Pub. L. 89–554, § 7(b), Sept. 6, 1966, 80 Stat. 631, the first section of which enacted Title 5, Government Organization and Employees.

1975—Subsec. (a)(5). Pub. L. 94–112 substituted “not in excess of the daily equivalent of the rate prescribed for grade GS–18 under section 5332 of title 5 in the case of individual experts or consultants” for “not to exceed $100 per diem for individuals”.

References in laws to the rates of pay for GS–16, 17, or 18, or to maximum rates of pay under the General Schedule, to be considered references to rates payable under specified sections of Title 5, Government Organization and Employees, see section 529 [title I, § 101(c)(1)] of Pub. L. 101–509, set out in a note under section 5376 of Title 5.