Title 45 of the United States Code outlines the role of rail transport in the United States Code.
Chapter 1: Safety Appliances and Equipment on Railroad Engines and Cars, and Protection of Employees and TravelersChapter 2: Liability for Injuries to EmployeesChapter 3: Hours of Service of EmployeesChapter 4: Care of Animals in TransitChapter 5: Government-Aided RailroadsChapter 6: Mediation, Conciliation, and Arbitration in Controversies Between Carriers and EmployeesChapter 7: Adjustment Boards and Labor BoardsChapter 8: Railway LaborChapter 9: Retirement of Railroad EmployeesChapter 10: Tax on Carriers and EmployeesChapter 11: Railroad Unemployment InsuranceChapter 12: Temporary Railroad Unemployment Insurance ProgramChapter 13: Railroad SafetyChapter 14: Rail Passenger ServiceChapter 15: Emergency Rail ServicesChapter 16: Regional Rail ReorganizationChapter 17: Railroad Revitalization and Regulatory ReformChapter 18: Milwaukee Railroad RestructuringChapter 19: Rock Island Railroad Employee AssistanceChapter 20: Northeast Rail ServiceChapter 21: Alaska Railroad TransferChapter 22: Conrail Privatization