Section 17, act May 30, 1908, ch. 225, §§ 1, 2, 35 Stat. 476, related to locomotives to be equipped with safety ash pans.

Section 18, acts May 30, 1908, ch. 225, § 3, 35 Stat. 476; June 25, 1948, ch. 646, § 1, 62 Stat. 909; Oct. 15, 1966, Pub. L. 89–670, § 6(e)(1)(D), 80 Stat. 939, set forth penalties for violations and authorized United States attorneys to bring actions for enforcement of provisions.

Section 19, acts May 30, 1908, ch. 225, § 4, 35 Stat. 476; Oct. 15, 1966, Pub. L. 89–670, § 6(e)(1)(D), 80 Stat. 939, provided for enforcement of the provisions of sections 17 to 21 of this title by the Secretary of Transportation.

Section 20, act May 30, 1908, ch. 225, § 5, 35 Stat. 476, specified those to be included in the term “common carrier”.

Section 21, act May 30, 1908, ch. 225, § 6, 35 Stat. 476, provided that the provisions of sections 17 to 21 of this title not be applicable to locomotives on which an ash pan is not necessary.