Section 753, acts Mar. 2, 1917, ch. 145, § 38, 39 Stat. 964 ; Mar. 4, 1927, ch. 503, § 6, 44 Stat. 1420 ; May 17, 1932, ch. 190, 47 Stat. 158 , authorized Legislature to regulate rates, tariffs, etc., of public carriers and public service commission to enforce those laws. Section 754, acts Mar. 2, 1917, ch. 145, § 35, 39 Stat. 963 ; May 17, 1932, ch. 190, 47 Stat. 158 , which had been transferred to section 814a of this title , related to qualifications of electors. Statutory Notes and Related Subsidiaries Effective Date of Repeal Repeal of sections 753 and 754 effective July 25, 1952 , see note set out under section 732 of this title .