49 U.S.C. § 20701 : US Code - Section 20701: Requirements for use

Search 49 U.S.C. § 20701 : US Code - Section 20701: Requirements for use

A railroad carrier may use or allow to be used a locomotive or
tender on its railroad line only when the locomotive or tender and
its parts and appurtenances -
(1) are in proper condition and safe to operate without
unnecessary danger of personal injury;
(2) have been inspected as required under this chapter and
regulations prescribed by the Secretary of Transportation under
this chapter; and
(3) can withstand every test prescribed by the Secretary under
this chapter.