{"data":{"id":"us/49-cfr-221.1","jurisdiction":"us","citation":"49 CFR 221.1","heading":"Scope.","body":"This part prescribes minimum requirements governing highly visible marking devices for the trailing end of the rear car of all passenger, commuter and freight trains. So long as these minimum requirements are met, railroads may adopt additional or more stringent requirements for rear end marking devices.","path":["Title 49—Transportation","Subtitle B—Other Regulations Relating to Transportation","CHAPTER II—FEDERAL RAILROAD ADMINISTRATION, DEPARTMENT OF TRANSPORTATION","PART 221—REAR END MARKING DEVICE—PASSENGER, COMMUTER AND FREIGHT TRAINS","Subpart A—General"],"source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-25/title-49.xml","current_through":"2026-08-25","vintage":"","retrieved_at":"2026-08-27T02:26:34Z","sha256":"f933a2c3e59b1926805731baba979d3c1adc39a93af52ce520547c3716650a5f","source_id":"us-cfr","stale":true,"prev":"us/49-cfr-appendix-b-to-part-220","next":"us/49-cfr-221.3"},"notice":"GroundRules: Original legal text. Not legal advice."}