DOT Authority#
Compliance Guide
Overview
Use the Compliance Guide to manage your DOT Drug & Alcohol Program.
Driver Management
Updated Active Drivers Lists on the 1st of every Month and when drivers are Added or Deactivated.
Adding Drivers
Drivers are automatically added to the Random Pool when our MRO reports Negative Pre-Employment DOT Drug Test Results. DOT requires a new Pre-Employment DOT Drug Test if a driver has not been in a Random Pool for 30+ days
Deactivating Drivers
Immediately deactivate drivers who are no longer active or unavailable for Random Testing.
Drug Testing
Order DOT Drug Tests online or use the Quest Paper Forms we provide. Once enrolled, only DOT Drug Tests ordered through Express Labs or completed using Express Labs Quest Paper Forms are accepted.
Alcohol Testing
Order DOT Alcohol Tests through your Express Labs account or use a Collection Site and submit the results to Express Labs when a QPassport is not used.
Random Testing
Drivers must Get Tested Immediately when notified.
Notifications
Random Selections are emailed and posted every January, April, July, and October. Your Express Labs account is the official notification for Random Selections.
- Email notifications and reminders do not change the original Random Selection date.
- Random Testing
Positive Results & Refusal-to-Test
Positive Drug or Alcohol Results and Refusal-to-Test violations require the driver to be immediately removed from safety-sensitive duties and and provided a Substance Abuse Professional (SAP) Referral.
Return-to-Duty & Follow-Up Process
Drivers with a DOT violation must complete the required Return-to-Duty Process before returning to safety-sensitive duties. Follow-Up Testing is required after the driver returns to duty.
Drivers Licenses
Update Driver Licenses on your Active Drivers Lists.
Update Account Information
Update company contacts and add account users.
Clearinghouse
Employers, owner-operators and drivers must register in the FMCSA Clearinghouse and complete all required queries. Express Labs does not register or perform queries for members.
Real-Time Test Tracking
Express Labs Members receive exclusive access to Real-Time Test Tracking (ESP) through the Quest Diagnostics Portal. Order tests through your Express Labs account, then use ESP to track every step of the testing process.
Express Labs FMCSA Random Drug & Alcohol Consortium
Compliance Guide | Updated 2026