Transportation Oversight Library
USDOT Regulations & Guidance
49 CFR Part 40 - Drug & Alcohol Testing Procedures
Cahill Swift's navigable version with links to interpretations and clarifications
ODAPC Drug & Alcohol Q&A Library
ODAPC Urine Collector Guidelines
ODAPC Substance Abuse Professional Guidelines
ODAPC Best Practices for DOT Random Testing
ODAPC Form for Previous Employer Checks
Conforming Products List: Alcohol Tests
HHS/SAMHSA CCF Guidance
FMCSA Regulations & Guidance
FTA Regulations & Guidance
49 CFR Part 655 - FTA Drug & Alcohol Testing
Cahill Swift's navigable version with links to interpretations and clarifications
FTA Drug & Alcohol Testing Interpretations
Newsletters: FTA Drug & Alcohol Regulation Updates
Protocols for Collection Sites
Best Practices Manual: FTA Drug & Alcohol Testing
FTA Drug & Alcohol MIS Help Page
For MIS assistance from FTA, call 617-494-6336