{"data":{"id":"us/49-cfr-232.613","jurisdiction":"us","citation":"49 CFR 232.613","heading":"End-of-train devices.","body":"(a) An ECP-EOT device shall, at a minimum, serve as the final node on the ECP brake circuit, provide a cable terminal circuit, and monitor, confirm, and report train, brake pipe, and train line cable continuity, cable voltage, brake pipe pressure, and the status of the ECP-EOT device battery charge. The ECP-EOT device shall transmit a status message (EOT Beacon) at least once per second, contain a means of communicating with the HEU, and be equipped with a brake pipe pressure transducer and a battery that charges from the train line cable.\n(b) A railroad shall not move or use a freight train equipped with an ECP brake system unless that train is equipped with a functioning ECP-EOT device designed and operated in accordance with this subpart. The ECP-EOT device must be properly connected to the network and to the train line cable at the rear of the train.\n(c) A locomotive equipped with ECP brakes can be used in lieu of an ECP-EOT device, provided it is capable of performing all of the functions of a functioning ECP-EOT device.\n(d) Exception. A freight train operating in ECP brake mode is excepted from the end-of-train device requirements contained in subpart E of this part, provided that it is equipped with an ECP-EOT device complying with this section.","path":["Title 49—Transportation","Subtitle B—Other Regulations Relating to Transportation","CHAPTER II—FEDERAL RAILROAD ADMINISTRATION, DEPARTMENT OF TRANSPORTATION","PART 232—BRAKE SYSTEM SAFETY STANDARDS FOR FREIGHT AND OTHER NON-PASSENGER TRAINS AND EQUIPMENT; END-OF-TRAIN DEVICES","Subpart G—Electronically Controlled Pneumatic (ECP) Braking Systems"],"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":"831ece9855169d006eee790cf0c497d887e55f04ba7b092d374bb538258becd5","source_id":"us-cfr","stale":true,"prev":"us/49-cfr-232.611","next":"us/49-cfr-232.700"},"notice":"GroundRules: Original legal text. Not legal advice."}