{"data":{"id":"us/49-cfr-655.21","jurisdiction":"us","citation":"49 CFR 655.21","heading":"Drug testing.","body":"(a) An employer shall establish a program that provides testing for prohibited drugs and drug metabolites in the following circumstances: pre-employment, post-accident, reasonable suspicion, random, and return to duty/follow-up.\n(b) When administering a drug test, an employer shall ensure that the following drugs are tested for:\n(1) Marijuana;\n(2) Cocaine;\n(3) Opioids;\n(4) Amphetamines; and\n(5) Phencyclidine.\n(c) Consumption of these products is prohibited at all times.","path":["Title 49—Transportation","Subtitle B—Other Regulations Relating to Transportation","CHAPTER VI—FEDERAL TRANSIT ADMINISTRATION, DEPARTMENT OF TRANSPORTATION","PART 655—PREVENTION OF ALCOHOL MISUSE AND PROHIBITED DRUG USE IN TRANSIT OPERATIONS","Subpart C—Prohibited Drug Use"],"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":"bc2b4f08b14f64bafd0999a7784d93ed03a41f3512914ca5dc0f88aaeedba88a","source_id":"us-cfr","stale":true,"prev":"us/49-cfr-655.18-655.20","next":"us/49-cfr-655.22-655.30"},"notice":"GroundRules: Original legal text. Not legal advice."}