DOT Drug and Alcohol Testing and Training


DOT Enforcement Essentials Manual

Accredited and Committed to Excellence


NOCO Drug Testing LLC is a trusted provider of DOT drug and alcohol testing services. We adhere to FMCSA/Department of Transportation rules and have qualified collectors and technicians trained under these regulations. Our accreditation by NDASA guarantees accuracy and reliability that will hold up in court. In fact, we are one of only three companies in the state of Colorado to achieve this industry standard.

In an effort to maintain up-to-date information can find more information on the Clearinghouse program and how to register as an employer on driver.

Oral Swab Specimen collection materials

Our DOT Drug and Alcohol Testing Services


  • 24/7 After Hours Collections

  • Walk-ins welcome. Appointments recommended.

  • Breath Alcohol Testing & DOT Screening (Rule 49 CFR Part 40)

    • Pre-Employment, Post-Accident, Reasonable Suspicion, Return-to-duty, and Follow-up

  • Types of testing:  (Lab tests include clinical MRO review)

    • Breath Alcohol, Urine (Lab & Instant), Oral Fluid (Lab & Instant), Hair (Lab only)

  • Certified Third Party Administration for Consortium Management and Random Pool Development

  • Training:

Classes of Drugs Tested


DOT drug tests specifically require testing for the following five classes of drugs:

  • Phencyclidine (PCP)

  • Marijuana*

  • Opiates (opium and codeine derivatives) including Hydrocodone/Hydromorphone in the new DOT drug panel

  • Cocaine (including Oxycodone/Oxymophone)

  • Amphetamines and methamphetamines

Please note that marijuana is still classified as a Federal Schedule I drug, regardless of the recreational and medical marijuana laws in Colorado. CBD can also be classified as marijuana in certain concentrations.

Protect Your Business


pen and drug testing on top of employee agreement for drug and alcohol testing

Random Testing and Customized Services

For clients required by the DOT to conduct Random Testing, our computer random selection program ensures compliance with both your own requirements and federal regulations. If you require additional services beyond our standard offerings, we are happy to meet with you and review your specific needs.

office professional reviewing drug and alcohol testing procedures

Evaluate Your Policies or Design A New One

We offer a free, no-obligation review of your existing workplace policies. If you don't have a policy in place, our experts can design a new one tailored to your specific needs. It's crucial for CDL drivers to be aware of the substances that are tested under DOT regulations.

Don’t Fail Your DOT Audit


You are subject to a Civil Penalty of up to $10,000 or more for being out of compliance. Ensure compliance, safety, and peace of mind with our DOT drug and alcohol testing services. Contact us today to discuss your requirements and schedule a consultation.