Who Is Required to Undergo Drug and Alcohol Testing?
Any person who holds a commercial driver's license (CDL) and drives a commercial vehicle on public roads must undergo Department of Transportation (DOT) drug and alcohol testing. Part-time fleet employees with CDLs also fall under this requirement.
These type of commercial motor vehicles are covered under the law:
- Vehicles with a gross vehicle weight rating greater than 26,000 pounds
- Vehicles transporting more than 16 passengers, including the driver
- Vehicles with placards indicating a cargo of hazardous material