Disclaimer
Last updated October 26, 2026
Not legal advice
This website gives general information about drug testing and DOT compliance. It is not legal advice. Federal and state rules change. Talk to a qualified advisor about your situation.
No guarantees
We help you get organized and prepared. We cannot promise the result of an audit, investigation or test. Your company remains responsible for its own compliance.
Prices are estimates
Prices on this site are estimates and are confirmed when you book.
Official sources
For official rules, see the U.S. Department of Transportation (https://www.transportation.gov/odapc), FMCSA (https://www.fmcsa.dot.gov/) and the Electronic Code of Federal Regulations (https://www.ecfr.gov/). We are not part of any government agency.