1975—Subsec. (a)(4). Puspan. 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” for “not to exceed $100 per diem”.

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 Puspan. L. 101–509, set out in a note under section 5376 of Title 5.