§40.13 How do DOT drug and alcohol tests relate to non-DOT tests?
RegSenseEnglishFleet SafetyDrug testing - Motor CarrierDrug and Alcohol Testing - DOTOffice of the Secretary of TransportationReturn-to-duty drug and alcohol testing - Motor CarrierFocus AreaCompliance DocsStandard InterpretationAlcohol testing - Motor CarrierDrug and alcohol recordkeeping - Motor CarrierTransportationUSA