Subpart D—Handling of test results, record retention and confidentiality
RegSenseMedical review officer (MRO) - Motor CarrierFederal Motor Carrier Safety Administration (FMCSA), DOTDrug and Alcohol Testing - DOTDrug testing - Motor CarrierTransportationEnglishFleet SafetyCFR SubpartCFR RegulationsConsortium: third-party administrator (TPA) - Motor CarrierDesignated employer representative (DER) - Motor CarrierSubstance abuse professional (SAP) - Motor CarrierAlcohol testing - Motor CarrierDrug and alcohol recordkeeping - Motor CarrierFocus AreaUSA