FMCSA Clearinghouse: Annual queries are required for all CDL drivers. Make sure you're compliant →
Drug Testing & DOT Compliance

Reliable Testing.
Trusted Compliance.

Assurity helps employers and CDL drivers stay compliant with DOT and workplace regulations. Pre-employment screening, random testing programs, consortium enrollment, background checks, and more, backed by a team that knows the rules and the people behind them.

500+Employers Served
50+5-Star Reviews
48–72 hrResult Turnaround
DOTCertified Collectors

Trusted by 500+ Employers Nationwide

Trucking Fleets Construction Crews Manufacturing Oil & Gas Healthcare Dealerships
Our Services

One partner for every compliance need

From DOT-mandated drug testing to background checks and driver file management, Assurity covers the full lifecycle of workplace compliance.

Drug Testing

DOT and non-DOT testing: urine, hair follicle, oral fluid, breath alcohol. Pre-employment, random, reasonable suspicion, post-accident, and return-to-duty.

Learn more →

DOT Compliance

FMCSA-compliant consortium enrollment for owner-operators and small fleets. Medical Review Officer (MRO) services. Audit preparation and ongoing compliance management.

Learn more →

DOT Drug & Alcohol Policy

The written policy every CDL employer must have under 49 CFR §382.601 — customized with your company info, editable Word + PDF, instant download. From $39.

Get yours →

Background Checks

FCRA-compliant pre-employment background screening: criminal history, employment verification, MVR, and education verification.

Learn more →

Driver Files

Complete DQ file management: collection, organization, audit-ready storage. Stay FMCSA §391.51 compliant without the paperwork headache.

Learn more →

Training ● Now Live

Self-paced online DOT training with instant certificates. Now available: DER Training, Reasonable Suspicion Supervisor Training, DOT Urine Specimen Collector Qualification, and Hours of Service. Train your DER and supervisor together with our DER + Reasonable Suspicion bundle for $139.

View all courses →

Need something specific?

Mobile testing, onsite collection, special-program design, multi-state compliance. Call us and we'll build a program around your business.

Talk to our team →
Your Compliance Partner

The difference is a team that picks up the phone

Compliance isn't a checkbox. It's an ongoing relationship. Assurity is the partner that actually answers when you call, walks you through what the rules mean, and keeps your records audit-ready year-round.

  • DOT-certified urine, breath alcohol, and hair follicle collection
  • Consortium enrollment with same-day random pool placement
  • FCRA-compliant background checks with detailed verification
  • Mobile and onsite testing at your job site
  • Real human support, not a chatbot or call center
Our Story →
Industries We Serve

Compliance built for your business

Every industry has its own rules. We've built dedicated programs for the five sectors that need testing and screening most.

500+Employers Trust Us
50+5-Star Google Reviews
48–72 hrAverage Result Turnaround
SAMHSACertified Labs
Trusted Across Industries

The industries we serve

Real reviews from real customers across every industry we support. 50+ 5-star Google reviews and counting.

Ready to make compliance simple?

Whether you're enrolling one driver or building a program for 500 employees, we'll have you covered in one phone call.