[Code of Federal Regulations] [Title 49, Volume 1] [Revised as of October 1, 2002] From the U.S. Government Printing Office via GPO Access [CITE: 49CFR40.85] [Page 604] TITLE 49--TRANSPORTATION SUBTITLE A--OFFICE OF THE SECRETARY OF TRANSPORTATION PART 40--PROCEDURES FOR TRANSPORTATION WORKPLACE DRUG AND ALCOHOL TESTING PROGRAMS--Table of Contents Subpart F--Drug Testing Laboratories Sec. 40.85 What drugs do laboratories test for? 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) Opiate metabolites. (e) Phencyclidine (PCP).