Travel expenses, including per diem in lieu of subsistence as authorized by law, referred to in subsec. (a)(2)(B), probably means the allowances authorized by section 5703 of Title 5, Government Organization and Employees.

Pub. L. 87–88, § 6(c), July 20, 1961, 75 Stat. 207, provided that members of the Water Pollution Control Advisory Board holding office immediately preceding July 20, 1961 were to remain in office as members of the Board as established by section 6(a) of Pub. L. 87–88 until the expiration of the terms of office for which they were originally appointed.

Act July 9, 1956, ch. 518, § 3, 70 Stat. 507, provided that the terms of office of members of the Water Pollution Control Advisory Board, holding office on July 9, 1956, were to terminate at the close of business on that date.

Advisory boards in existence on Jan. 5, 1973, to terminate not later than the expiration of the 2-year period following Jan. 5, 1973, unless, in the case of a board established by the President or an officer of the Federal Government, such board is renewed by appropriate action prior to the expiration of such 2-year period, or in the case of a board established by the Congress, its duration is otherwise provided for by law. See sections 1001(2) and 1013 of Title 5, Government Organization and Employees.