888-230-7424 | Office Hours: 8:30am - 4:30pm Mon-Fri | 24/7 Post-Accident Service

DOT Drug Testing Program

We handle DOT and non-DOT testing services. Our drug testing is based in Columbia, MO and the surrounding areas like St. Louis and Kansas City. DOT (Department of Transportation) Employers can enjoy the ease we provide with our services and the comfort of knowing that all our test is meeting with the standards in the drug policy they already have in place or issued by the government.

We believe drug testing is an important part of today’s business world. D-Tap provides excellent testing with dexterity, reliability, and confidentiality. For all of our services visit the home page or call our support phone line 1-888-230-7424, where we would be happy answer any of your questions.

We offer services for all the reasons you have to test for drugs by the FMCA, FAA, FTA, PHMSA, USCG, and FRA. Including but not limited to:

  • Pre-Employment Testing
  • Random Drug Testing
  • Post-Accident Testing
  • Reasonable Suspicion Testing and Assessments
  • Return to Duty testing
  • Follow-Up testing

For employees such as:

  • Pilots and flight crew members
  • Truck Drivers holding a CDL
  • Railroad Engineers
  • Subway Operators
  • Pipeline Workers
  • And many more…

Our Affiliates