Drivers test positive

Driving under the influence

Driving under the influence

Because of the catastrophic damage a commercial truck can cause, driving under the influence of alcohol or drugs is one of the most serious violations in the trucking industry. Federal rules set stricter standards for truck drivers than for regular motorists.

Federal Motor Carrier Safety Administration (FMCSA) rules

Federal Motor Carrier Safety Administration (FMCSA) rules

The Federal Motor Carrier Safety Administration (FMCSA) is the central authority for trucking regulation in the United States. Its rules are designed to reduce crashes, injuries, and fatalities involving large commercial vehicles.