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Welcome to the National Drug & Alcohol Screening Association

Our mission is to advocate for safe and drug-free workplaces and communities through legislative advocacy, education, training and excellence in drug and alcohol screening services.

NDASA Members Include

  • Drug & Alcohol Testing Companies
  • Drug Testing Collectors
  • Alcohol Testing Technicians
  • Medical Review Officers
  • Laboratories
  • Designated Employer Representatives


  • Third-Party Administrators
  • Child and Family Services
  • Human Resource Managers
  • Safety Managers
  • Alcohol Test Device Manufacturers
  • Substance Abuse Professionals
  • Mobile Collectors
  • Drug Test Device Manufacturers
  • Probation/Parole Officers
  • Sober-Living Home Operators
  • Drug and Alcohol Policy Consultants


Get involved

We are member driven.


State Affiliate Caucus

Accreditation Certification

Join us

We are member owned.

Associate Membership

Corporate Membership

Non-profit Membership

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The latest news and views

NDASA Wins One for Public Safety

NDASA Wins One for Public Safety

The National Drug & Alcohol Screening Association has had a major win today with language added to the MORE ACT that allows continued marijuana drug testing for DOT safety-sensitive workers! The MORE Act is an attempt to remove marijuana from the list of federally...

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6 Actions Collectors Can Take to Help Their Clients

6 Actions Collectors Can Take to Help Their Clients

Thank you to NDASA board member George Gilpatrick, a senior auditor and team leader for the Federal Transit Administration (FTA) Drug & Alcohol Compliance Auditing Program, for providing this valuable information during a recent NDASA Member’s Memo podcast....

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My CBD says it’s THC-free, Will I pass my drug test?

My CBD says it’s THC-free, Will I pass my drug test?

By Chuck Marting, Colorado Mobile Testing , Impairment Detection Academy, Host of Clearing the Haze podcast. At the beginning of this third quarter I met with one of our clients who had been selected for a random DOT drug test. As we sat down, the driver who also...

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Drug Trends You Need to Know About

Drug Trends You Need to Know About

By  Lynn Riemer, president and founder of ACT on Drugs. a Colorado-based non-profit committed to raising awareness about the devastating lifestyle and physical effects of drug use and abuse. Those working in the drug and alcohol screening...

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Clearing Up Clearinghouse Confusion

Clearing Up Clearinghouse Confusion

Nearly a year after the opening of the Federal Motor Carrier Safety Administration Drug & Alcohol Clearinghouse, NDASA members continue to report some confusion among their clients and business partners when it comes to the federally mandated national...

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2021 NDASA Annual Conference

May 25-27, 2021 » St. Louis, Missouri








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