49 C.F.R. § 230.66 Design, construction, and maintenance.
Title 49 - Transportation
The steam locomotive owner and operator are responsible for the general design, construction and maintenance of the steam locomotives and tenders under their control.
Title 49: Transportation
PART 230—STEAM LOCOMOTIVE INSPECTION AND MAINTENANCE STANDARDS
Subpart C—Steam Locomotives and Tenders
§ 230.66 Design, construction, and maintenance.