{"data":{"id":"us/49-cfr-392.9b","jurisdiction":"us","citation":"49 CFR 392.9b","heading":"b Prohibited transportation.","body":"(a) Safety registration required. A commercial motor vehicle providing transportation in interstate commerce must not be operated without a safety registration and an active USDOT Number.\n(b) Penalties. If it is determined that the motor carrier responsible for the operation of such a vehicle is operating in violation of paragraph (a) of this section, it may be subject to penalties in accordance with 49 U.S.C. 521.","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 392—DRIVING OF COMMERCIAL MOTOR VEHICLES","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":"30685096c5ac33964230f6637b5ea7ab6cf742f631edee73699770662616bc11","source_id":"us-cfr","stale":true,"prev":"us/49-cfr-392.9a","next":"us/49-cfr-392.10"},"notice":"GroundRules: Original legal text. Not legal advice."}