{"data":{"id":"us/49-cfr-383.155","jurisdiction":"us","citation":"49 CFR 383.155","heading":"Tamperproofing requirements.","body":"States must make the CLP and CDL tamperproof to the maximum extent practicable. At a minimum, a State must use the same tamperproof method used for noncommercial drivers' licenses.","path":["Title 49—Transportation","Subtitle B—Other Regulations Relating to Transportation","CHAPTER III—FEDERAL MOTOR CARRIER SAFETY ADMINISTRATION, DEPARTMENT OF TRANSPORTATION","SUBCHAPTER B—FEDERAL MOTOR CARRIER SAFETY REGULATIONS","PART 383—COMMERCIAL DRIVER'S LICENSE STANDARDS; REQUIREMENTS AND PENALTIES","Subpart J—Commercial Learner's Permit and Commercial Driver's License Documents"],"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":"08cd79357f775fc1117572dadc0818d3857064c1e2e10a6e1d860ffafb947946","source_id":"us-cfr","stale":true,"prev":"us/49-cfr-383.153","next":"us/49-cfr-384.101"},"notice":"GroundRules: Original legal text. Not legal advice."}