U.S. Code of Federal Regulations
Regulations most recently checked for updates: Sep 10, 2024
As a laboratory, you must test for the following five drugs or classes of drugs in a DOT drug test. You must not test “DOT specimens” for any other drugs.
(a) Marijuana metabolites.
(b) Cocaine metabolites.
(c) Amphetamines.
(d) Opioids.
(e) Phencyclidine (PCP).