49 C.F.R. § 1242.56 Engine crews and train crews (accounts XX–51–56 and XX–51–57).
Title 49 - Transportation
Separate common expenses on the basis of direct assignment or if there are no directly assignable expenses, separate on the basis of train hours, including train switching hours.
Title 49: Transportation
PART 1242—SEPARATION OF COMMON OPERATING EXPENSES BETWEEN FREIGHT SERVICE AND PASSENGER SERVICE FOR RAILROADS
Operating Expenses—Transportation
§ 1242.56 Engine crews and train crews (accounts XX–51–56 and XX–51–57).