§ 40.49 What materials are used to collect oral fluid specimens?

PART 40—PROCEDURES FOR TRANSPORTATION WORKPLACE DRUG AND ALCOHOL TESTING PROGRAMS, last amended 2023-06-01

For each DOT drug test, you must use a collection device meeting the requirements of appendix B of this part.

Official text from the eCFR. The eCFR is an authoritative but unofficial editorial compilation; the Federal Register is the legal source.