Comprehensive Drug Screening & DOT Compliance Services

Revolutionizing Drug and Alcohol Testing Across the Nation. Nationwide Services with one of the largest drug testing companies in the United States.

General InquiriesOrder A Test

FMCSA Drug and Alcohol Clearinghouse Assistance and Services

Drug Test
Alcohol Testing
and ETG
Drug Test

We have over 20,000 collection sites that can provide drug and alcohol testing nationwide. Comprehensive Drug Screening & DOT Compliance Services specializes in federal DOT drug testing, non-DOT drug testing, alcohol testing, random consortiums, drug-free workplace programs, and more. Our team of professionals can help you schedule a drug test anywhere in the US by calling our office at 800-713-5971 or you can order a drug test online, 24/7.

Certified Member

Services We Offer

  • Complete Chain of Custody Management – Electronic Custody and Control Form
  • Expert Laboratory Analysis
  • Online Scheduling, Tracking, and Reporting
  • Electronic Ordering Capabilities (eCCF)
  • Extensive Collection Site Network
  • Random Pool Management
  • Compliance and Audit Assistance
  • Medical Review Officer (MRO) Services
  • Policy Assistance and Management

Owner-Operator Consortium Programs

☑ Pre-Employment Drug Test
☑ FMCSA Clearinghouse Query
☑ Random Testing Consortium

☑ Nationwide Locations
☑ Same Say Service
☑ Simple, Affordable & All Inclusive Package

We offer the following testing

Urine Testing
Hair Testing
DNA Testing
Saliva Testing
Alcohol Testing
Handle Policies

We have over 10,000 locations across the country and we also serve our customers nationwide.
We are a Third Party Administrator, who can also handle all their Drug screening needs.

Areas We Cover


The Latest CDS Blog Posts

Legal and Court Ordered Hair and Urine Testing

  Court ordered drug testing, legal ordered drug testing and requests from lawyers often require hair follicle and urine drug testing. You need hair on your head or on your arms or legs to be eligible for hair follicle drug testing. Some of our facilities will...

Urine Testing and Ways They are Done

Lab-based urine drug testing has been in common use for more than 30 years and is the only testing method currently permitted by the U.S. Department of Transportation (DOT). All 50 states permit lab-based urine testing and some states require it in certain industries....

Federal Drug Testing Laws

Job applicants or employees in positions such as airline pilots, bus drivers, railroad employees, taxi drivers, and truck drivers are regulated by the Department of Transportation and must comply with federal laws, which require applicants to take and pass a...