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DOT program resources
Last Updated: 09/24/2026
These official DOT and FMCSA pages help DOT-regulated employers set up and run a compliant drug and alcohol testing program. Med-Stop's random testing service helps you meet the random testing requirements, but your company remains responsible for compliance.
Rules and guidance
- Procedures for Transportation Workplace Drug and Alcohol Testing Programs (49 CFR Part 40)
- 49 CFR 382.305: Random testing
- DOT Office of Drug and Alcohol Policy and Compliance (ODAPC)
- Current DOT random testing rates
- Best practices for DOT random drug and alcohol testing
- Federal alcohol and drug testing requirements: information for motor carriers
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