DOT Testing Related Frequently Asked Questions

This section is for:

1. Employers of companies covered under the Department of Transportation (DOT) regulations (i.e., truck drivers, pilots, mariners, etc.)

2. Employee or potential employee for a company covered under the DOT regulations

This section is for:

The Omnibus Transportation Employee Testing Act of 1991 requires drug and alcohol testing of safety-sensitive transportation employees in aviation, trucking, railroads, mass transit, pipelines and other transportation industries. DOT publishes rules on who must conduct drug and alcohol tests, how to conduct those tests and what procedures to use when testing. These regulations cover all transportation employers, safety-sensitive transportation employees and service agents -roughly 12.1 million people. Encompassed in 49 Code of Federal Regulations (CFR) Part 40, the Office of Drug & Alcohol Policy & Compliance (ODAPC) publishes, implements and provides authoritative interpretations of these rules.

Who is subject to DOT Testing?

Anyone designated in DOT regulations as a safety-sensitive employee is subject to DOT drug & alcohol testing. These jobs are defined as safety-sensitive:

Can SurScan perform Drug and Alcohol testing compliant with the DOT agency drug and alcohol testing regulations?

Yes, SurScan is fully qualified to perform the DOT agency drug and alcohol testing. SurScan meets all requirements including but not limited to the security requirements of 40.43 for a collection site and the Federal Drug Testing Custody and Control Form (CCF) required by DOT. SurScan only uses testing laboratories that are certified under by HHS under the National Laboratory Certification Program (NLCP) for all testing.

What is the DOT Drug and Alcohol Testing Policy?

The DOT Office of Drug and Alcohol Policy and Compliance (ODAPC) can provide extensive details on their drug and alcohol policies.

Phone: (202) 366-3784

Fax: (202) 366-3897

DOT drug and alcohol program managers' e-mail addresses and phone numbers:

For the ODAPC web site, please see:

Current drug and alcohol regulations from 49 CFR 40

Drug and alcohol testing forms can be found at

What Employees need to know about DOT Testing

This document provides an employee handbook from the U.S. Department of Transportation's on Drug & Alcohol Policy & Compliance title "What Employees Need to Know About DOT Drug & Alcohol Testing":

What are the guidelines for DOT random testing?

For employers who are required to perform DOT testing, the percentages are required and set by the operating administration regulating the employer, such as the FMCSA or FAA. Refer to this document for Best Practices for DOT Random Drug and Alcohol Testing issued by the U.S. Department of Transportation:

What is DOT Post Accident Testing?

The Federal Motor Carrier Safety Administration (FMCSA) requires the employer to conduct a FMCSA/DOT post-accident drug and alcohol test as soon as practicable following an accident involving a commercial motor vehicle (CMV) on a public road in commerce, each of its drivers under these circumstances.

1. When an accident involving a CMV results in a fatality regardless of whether the driver received a moving traffic violation

2. When the driver has received a moving traffic violation and one or more of the vehicles involved in the accident is towed from the scene of the accident

3. When the driver has received a moving traffic violation and one or more persons involved in the accident immediately receive medical treatment away from the scene of the accident.

What if my company wants to do the collections themselves?

SurScan offers DOT Collector Training to assist companies who would like to perform the DOT collections themselves.

Please call us at 972.633.1388 with any other questions
to speak to one of our professionals.