Section, Pub. L. 85–75, July 1, 1957, 71 Stat. 246, provided for computation of salaries and wages paid out of Senate contingent-expense items. See section 4575(b), (c) of this title.

Repeal effective Aug. 1, 1967, see section 105(k) of Pub. L. 90–57, set out as an Effective Date note under section 4575 of this title.