49 C.F.R. § 222.13 Who is responsible for compliance?
Title 49 - Transportation
Any person, including but not limited to a railroad, contractor for a railroad, or a local or State governmental entity that performs any function covered by this part, must perform that function in accordance with this part.
Title 49: Transportation
PART 222—USE OF LOCOMOTIVE HORNS AT PUBLIC HIGHWAY-RAIL GRADE CROSSINGS
Subpart A—General
§ 222.13 Who is responsible for compliance?