{"data":{"id":"us/49-cfr-382.207","jurisdiction":"us","citation":"49 CFR 382.207","heading":"Pre-duty use.","body":"No driver shall perform safety-sensitive functions within four hours after using alcohol. No employer having actual knowledge that a driver has used alcohol within four hours shall permit a driver to perform or continue to perform safety-sensitive functions.","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 382—CONTROLLED SUBSTANCES AND ALCOHOL USE AND TESTING","Subpart B—Prohibitions"],"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":"3c9a2afdea7870a7a662f72219afab78011805543abd688231bff7b58db5efe6","source_id":"us-cfr","stale":true,"prev":"us/49-cfr-382.205","next":"us/49-cfr-382.209"},"notice":"GroundRules: Original legal text. Not legal advice."}