DOT compliance guides, drug testing policy resources, and DNA collection information to keep your organization informed.
The federal rule governing DOT drug and alcohol testing procedures, including collection, laboratory testing, MRO review, and SAP evaluation.
View on DOT.gov →The federal database of CDL drivers with drug and alcohol program violations. Employers must register and query before hiring commercial drivers.
Visit Clearinghouse →Each DOT modal agency (FMCSA, FTA, FAA, FRA, PHMSA) has specific requirements. Understand which rules apply to your employees.
View Agencies →Key elements every employer should include in their drug-free workplace policy: scope, prohibited conduct, testing occasions, and consequences.
Ask Us for Help →Federal contractors and grantees receiving $100,000+ must maintain a drug-free workplace. Learn what compliance requires.
View DOL Guide →After collection, specimens go to a certified lab and then a Medical Review Officer (MRO). Learn what the MRO review process involves.
Contact Us →Legal DNA testing requires witnessed collection with strict chain-of-custody. Personal (home) tests are not court-admissible. Know the difference before you order.
Learn More →U.S. Citizenship and Immigration Services accepts DNA test results from AABB-accredited labs. We collect samples for AABB-accredited labs only.
USCIS Guidelines →Proper chain-of-custody ensures results are legally defensible. Understand the steps from collection through laboratory reporting.
Ask Us →We're happy to answer questions about DOT testing requirements, DNA collection procedures, or building a testing program for your organization.