"Have a Question … Ask DOT!"
Questions About a DOT Agency Regulation
If you have questions regarding:
- Safety-Sensitive Positions
- Pre-employment Tests
- Post-Accident Tests
- Random Tests
- Reasonable Suspicion Tests
- Return to Duty Tests
- Follow-up Tests
- Employee Prohibitions and Rule Violations
- Employer Policy Development
- Supervisor Training
- Employee Training and Educational Materials
- Recordkeeping, MIS and Other Reporting Requirements
Questions About 49 CFR Part 40
If you have questions regarding:
- Requirements of Obtaining New Employee Testing Records
- Urine Specimen Collections
- Drug Testing Laboratories
- Medical Review Officers
- Alcohol Testing
- Substance Abuse Professionals
- Return to Duty Process
- Service Agent Responsibilities and Qualifications
- Recordkeeping and Confidentiality Requirements
Click here to send the Office of Drug and Alcohol Policy and Compliance your Part 40 questions.
NOTE: Response time to e-mails will vary depending on the volume of e-mails and the complexity of the request.
Contact Us
- Office of Drug & Alcohol
Policy & Compliance - Email:
W62-300
1200 New Jersey Ave, S.E.
Washington, D.C. 20590
Tel: 202-366-3784
800-225-3784
Fax: 202-366-3897
Important Links
- Documents & Forms
- 2011 Random DOT Testing Rates
- Certified Laboratory List
- Approved Alcohol Screening Devices
- Approved Evidential Breath Testing Devices
- MIS Data Form & Instructions
- FAQs
- Ask Us A Question
- Office of National Drug Control Policy
- SAMHSA/Division of Workplace Programs
- Department of Education Safe and Drug Free Schools