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CDL (Commercial Driving Licensed) drivers must follow drug and alcohol testing regulated by the Department of Transportation (DOT). Employees have to go through DOT drug and alcohol testing every year to keep their CDLs. The regulations are designed to ensure the safety of both the driver and the public, as it ensures that the driver is not impaired while on the job.

What is DOT Consortium Drug and Alcohol Testing?

A companionship between transportation companies making one large consortium pool to get through drug and alcohol testing. By joining a random consortium, these small companies can afford the necessary technology and resources needed to comply with all the regulations set forth by the Department of Transportation. Check out our blog: Consortium Pool vs Standalone Pool

What drugs are tested in the DOT Drug test?

Usually, 5- panels of drug are tested in DOT drug and alcohol testing namely:

  • Cocaine
  • Phencyclidine (PCP)
  • Amphetamines
  • Opioids
  • 3,4- Methylenedioxy-methamphetamine (MDMA)

How often are the DOT drug and alcohol testing performed?

  • DOT requires an annual report of a consortium with a rate of 50% for drug testing and 10% for alcohol testing.

Advantages of DOT Random Consortium

  • Improved Safety and Reduced Costs
  • Increased Efficiency
  • Improved Compliance


CDL drivers must follow DOT-regulated drug and alcohol testing to ensure safety. The DOT Consortium allows smaller companies to pool resources for compliance. DOT drug test includes cocaine, PCP, amphetamines, opioids, and MDMA. DOT requires annual reporting with a 50% drug testing rate and a 10% alcohol testing rate. Advantages include improved safety, reduced costs, increased efficiency, and improved compliance.

Contact goMDnow to avail of our DOT Consortium drug and alcohol services and stay compliant with federal regulations.

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