Information for Employers and Designated Employer Representatives (DER) Required to Have a Department of Transportation (DOT)
Compliant Drug Testing Program.
Download and review the U.S. Department of Transportation, Office of Drug and Alcohol Policy and Compliance document "What Employers Need To Know About DOT Drug and Alcohol Testing [Guidance and Best Practices]"
Download and review 49 CFR Part 40 PROCEDURES FOR TRANSPORTATION WORKPLACE DRUG AND ALCOHOL TESTING PROGRAMS which applies to all modes of transportation under the DOT and U.S. Coast Guard with covered safety-sensitive positions. Depending on which DOT agency (FMCSA, FAA, FTA, FRA, PMHSA or USCG) download and review the specific agency drug and alcohol regulations from this page https://www.transportation.gov/odapc/agencies
If you are not sure that you must comply with the Department of Transportation drug and alcohol regulations you use their interactive tool "Am I Covered".
Identifying Employees Needing To Be Tested