The Secretary of Transportation may amend a regulation or change a requirement applicable to a railroad carrier for installing, maintaining, inspecting, or repairing a signal system under this chapter-
49 U.S.C. § 20503
HISTORICAL AND REVISION NOTE | ||
Revised Section | Source (U.S. Code) | Source (Statutes at Large) |
20503 | 49 App.:26(c). | Feb. 4, 1887, ch. 104, 24 Stat. 379, §25(c); added Feb. 28, 1920, ch. 91, §441, 41 Stat. 498; restated Aug. 26, 1937, ch. 818, 50 Stat. 836; Sept. 18, 1940, ch. 722, §14(b), 54 Stat. 919; June 22, 1988, Pub. L. 100-342, §17(3), (8), 102 Stat. 635, 636. |
49 App.:1655(e)(6)(A). | Oct. 15, 1966, Pub. L. 89-670, §6(e)(6)(A), 80 Stat. 939. |