Section 31 was editorially reclassified as section 4501 of this title.

A prior section 31, acts Feb. 26, 1907, ch. 1635, § 4, 34 Stat. 993; Mar. 4, 1925, ch. 549, § 4, 43 Stat. 1301; May 17, 1932, ch. 190, 47 Stat. 158, related to compensation of Members of Congress, prior to enactment of act Aug. 2, 1946.

Pub. L. 97–51, § 130(c), Oct. 1, 1981, 95 Stat. 966, which related to appropriation of funds for compensation of Members of Congress and for administrative expenses at levels authorized by law and recommended by the President for Federal employees, was editorially reclassified as section 4502 of this title.

Act Aug. 7, 1953, ch. 353, 67 Stat. 485, which established a Commission to determine appropriate rates of salaries for justices and judges of courts of United States and for Vice President, Speaker of House of Representatives, and Members of Congress, was repealed by Pub. L. 89–554, § 8(a), Sept. 6, 1966, 80 Stat. 657.