A non-DOT urine drug test is a type of drug screening that is not regulated by the Department of Transportation (DOT). Unlike DOT drug tests, which are mandated by the federal government for safety-sensitive roles in industries like transportation, non-DOT tests are conducted by employers in non-regulated industries at their own discretion to help maintain a drug-free workplace.

Who's Tested?

The DOT drug testing requirements apply to safety-sensitive employees, which

includes, but is not limited to:

Commercial drivers

Pilots

Railroad conductors

Pipeline workers

Ship captains and crew members

The DOT drug test screens for the following substances:

Marijuana (THC)

Cocaine

Opiates (morphine, codeine, and heroin)

Amphetamines and methamphetamines

Phencyclidine (PCP)

DOT drug test have stringent procedures in place for:

∙Collection of samples (typically urine)

∙Chain of custody (ensuring the sample is handled properly and cannot be tampered with)

∙Testing of samples (using approved laboratories)

∙Review of results by a Medical Review Officer (MRO) to ensure accuracy and consider any legitimate medical explanations for positive results

Types of Test:

∙Pre-employment Testing: Before hiring for a safety-sensitive position. Random Testing: Unpredictable, unannounced testing throughout the year.

∙Post-Accident Testing: After certain types of accidents.

∙Reasonable Suspicion Testing: If trained supervisors observe behaviors that suggest drug use.

∙Return-to-Duty and Follow-up Testing: For those who have previously tested positive or violated the rules.