§40.285 When is a SAP evaluation required?
RegSenseEnglishFleet SafetyDrug testing - Motor CarrierCFR RegulationsDrug and Alcohol Testing - DOTOffice of the Secretary of TransportationFocus AreaCFR SectionSubstance abuse professional (SAP) - Motor CarrierSafety-sensitive function - Motor CarrierAlcohol testing - Motor CarrierTransportationUSA