Drivers & CDL
DOT Drug Test Rules for CDL Drivers: Panel, Random Rates, Refusals
The five drug classes in a DOT test, the six reasons a CDL driver gets tested, why marijuana is still a violation, and the refusal list that ends careers.
Trucking and freight news for drivers, carriers and shippers.
The five drug classes in a DOT test, the six reasons a CDL driver gets tested, why marijuana is still a violation, and the refusal list that ends careers.