{"data":{"id":"us/49-cfr-236.1","jurisdiction":"us","citation":"49 CFR 236.1","heading":"Plans, where kept.","body":"As required for maintenance, plans shall be kept at all interlockings, automatic signals and controlled points. Plans shall be legible and correct.","path":["Title 49—Transportation","Subtitle B—Other Regulations Relating to Transportation","CHAPTER II—FEDERAL RAILROAD ADMINISTRATION, DEPARTMENT OF TRANSPORTATION","PART 236—RULES, STANDARDS, AND INSTRUCTIONS GOVERNING THE INSTALLATION, INSPECTION, MAINTENANCE, AND REPAIR OF SIGNAL AND TRAIN CONTROL SYSTEMS, DEVICES, AND APPLIANCES","Subpart A—Rules and Instructions: All 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":"c95bc4858952c553807d12cf617909ed33e2ddf5c0f47ab33ff175eecc78f369","source_id":"us-cfr","stale":true,"prev":"us/49-cfr-236.0","next":"us/49-cfr-236.2"},"notice":"GroundRules: Original legal text. Not legal advice."}