Resource Library
WorkforceQA believes that access to superior information is key to achieving regulatory compliance. The resources below are intended to provide helpful resources on federal drug testing regulations and drug testing best practices. If you need further assistance, our team of experts offers a wide range of training, policy development, and compliance services.
Regulatory Requirements
DOT Drug/Alcohol Testing Regulations
49 CFR PART 40: Procedures for Transportation Workplace Drug and Alcohol Testing Programs
U.S. DOT Office of Drug & Alcohol Policy & Compliance
ODAPC Employee Handbook: What Employees Need to Know about DOT Drug & Alcohol Testing
ODAPC Employer Handbook: What Employers Need to Know about DOT Drug & Alcohol Testing
ODAPC Frequently Asked Questions
Employees Covered Under DOT Testing Regulation 49 CFR Part 40
DOT Agency Requirements
Federal Aviation Administration (FAA)
Federal Motor Carrier Safety Administration (FMCSA)
Federal Railroad Administration (FRA)
Federal Transit Administration (FTA)
Pipeline & Hazardous Materials Safety Administration (PHMSA)
United States Coast Guard (USCG)
HHS-SAMHSA Certified Laboratories
The Substance Abuse and Mental Health Services Administration (SAMHSA) is an agency within the U.S. Department of Health and Human Services. Find HHS-certified laboratories that may conduct drug testing for federal agencies and specific federally regulated industries.
HHS-SAMHSA Certified Laboratory List
Drug Testing Resources
National Drug and Alcohol Screening Association
Substance Abuse Program Administrators Association
Partnership for Drug-Free Kids
National Drug-Free Workplace Alliance
Trends in Drug Testing
Quest Diagnostics 2025 Drug Testing Index: Introduction
Quest Diagnostics 2025 Drug Testing Index: Download