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DOT Drug Testing Services in San Antonio

The US Department of Transportation (DOT) requires drug testing for safety-sensitive employees for the six agencies under the DOT umbrella (FMCSA, FAA, FTA, PHMSA, USCG, FRA). Fastest Labs of San Antonio offers comprehensive DOT testing solutions including San Antonio drug testing and alcohol testing services. Our certified San Antonio lab specializes in both DOT and non-DOT drug testing services as well as San Antonio DOT program development and management.

San Antonio DOT Drug and Alcohol Tests

San Antonio employers who are required to comply with San Antonio DOT drug testing compliance must test for five drugs and drug metabolites including marijuana, cocaine, amphetamines, opiates and phencyclidine (PCP). The testing procedures must follow a strict a strict process of urine sample collection, reporting and record keeping by laboratories qualified by the Health and Human Services under the National Laboratory Certification Program (NLCP). 

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Certified DOT Drug Testing San Antonio

DOT Drug Testing Services

Each state has specific requirements for DOT drug testing. The drug testing regulations vary according to the actual employer- be it the state government or private company - but all safety-sensitive employees and employers within the six agencies under the DOT umbrella (FMCSA, FAA, FTA, PHMSA, USCG, FRA) must have proof that they are complying with a drug and alcohol screening program .

Mobile DOT Drug Testing

Fastest Labs provides the most comprehensive and accurate drug and alcohol testing service in the industry. One of our specialties is on-site San Antonio DOT testing using our mobile labs. Our DOT services also include DOT consortiums and recurring testing for commercial drivers and employers required to comply with US Department of Transportation (DOT) drug testing regulations.


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Why Choose Fastest Labs of San Antonio?

  • Certified San Antonio Lab Technicians

    All San Antonio Fastest Labs drug and DNA testing lab techs are certified professional test collectors as well as certified professional breath and DOT alcohol screening technicians. Learn More

  • Cleanest San Antonio Testing Facilities

    Our San Antonio drug, alcohol and DNA testing labs are the cleanest and most comfortable labs around. Learn More

  • Fastest San Antonio Service & Rapid Test Results

    At our San Antonio lab, you will be served within 5 min of your arrival. On most tests, you get immediate results. On lab tests, your results will be ready in less than 24 hours. Learn More

  • Best Lab Test Customer Service in San Antonio

    Our friendly San Antonio drug test customer techs are top notch and they have the highest customer service ratings in the industry. Learn More

  • Affordable San Antonio Pricing

    Our San Antonio lab will strive to meet or beat any competitors' pricing! Learn More

Contact Our San Antonio Lab Today!

Drug and Alcohol Testing Services in San Antonio

DOT Drug Test Solutions San Antonio

To ensure proper chain of custody and compliance with the DOT testing rules and regulations, DOT test collection labs, such as our San Antonio lab, must be trained to operate the EBT and be proficient in the breath testing procedures. Fastest Labs of San Antonio is a certified drug and alcohol collections facility and is fully DOT compliant. Our lab provides all the services required to fulfill the San Antonio DOT drug testing rules including:


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The Fas-Tes® franchise (owner of FastestLabs.com) is one of the fastest growing 3rd party collection drug, alcohol and DNA lab test franchises in the nation. With explosive demand, the drug, alcohol, and DNA testing industry has quickly become one of the fastest growing industries in the world. 

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Certified Drug Testing San Antonio

Approved Collection Sites For:

Please check with the lab nearest you as our San Antonio locations each have their own set of affiliations

eScreen Collection Site San AntonioDISA Collection Site San AntonioQuest Collection Site San AntonioLabcorp Collection Site San AntonioExpertox Collection Site San AntonioClinical Reference Laboratory San AntonioOmega Collection Lab San AntonioAlere Collection Lab San AntonioMedtox Collection Lab San AntonioDISA Collection SIte San AntonioPsychemedics Corporation San Antonio