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['Drug and Alcohol Testing - DOT']
['Drug and alcohol policy - Motor Carrier', 'Alcohol testing - Motor Carrier', 'Drug testing - Motor Carrier']
03/11/2025
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InstituteDrug and alcohol policy - Motor CarrierAlcohol testing - Motor CarrierFleet SafetyDrug and Alcohol Testing - DOTDrug testing - Motor CarrierTransportationIn Depth (Level 3)EnglishAnalysisFocus AreaUSA
Key definitions
['Drug and Alcohol Testing - DOT']

- Several key definitions apply to driver conduct for FMCSA-DOT drug and alcohol testing.
The following key definitions are used to describe aspects of driver conduct for those subject to the Federal Motor Carrier Safety Administration (FMCSA) drug and alcohol program regulations:
- Alcohol — The intoxicating agent in beverage alcohol, ethyl alcohol, or other low molecular weight alcohols, including methyl or isopropyl alcohol
- Drugs — Under Department of Transportation (DOT) drug testing regulations, “drugs” are those for which tests are required, including:
- Marijuana
- Cocaine
- Amphetamines
- Phencyclidine (PCP)
- Opioids
- Subpart B of Part 382 — DOT drug and alcohol prohibitions cited in 382.201 through 382.217 for drivers in safety-sensitive positions. Engaging in any of the prohibited activities results in a DOT testing violation.
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drug-and-alcohol-testing-dot
FOUNDATIONAL LEARNING
InstituteDrug and alcohol policy - Motor CarrierAlcohol testing - Motor CarrierFleet SafetyDrug and Alcohol Testing - DOTDrug testing - Motor CarrierTransportationSafety-sensitive function - Motor CarrierEnglishAnalysisFocus AreaCompliance and Exceptions (Level 2)USA
What regulations apply to DOT drug and alcohol testing?
InstituteDrug and alcohol policy - Motor CarrierMedical review officer (MRO) - Motor CarrierDrug testing - Motor CarrierDrug and Alcohol Testing - DOTTransportationIn Depth (Level 3)EnglishFleet SafetyBreath alcohol technician - Motor CarrierConsortium: third-party administrator (TPA) - Motor CarrierDesignated employer representative (DER) - Motor CarrierSubstance abuse professional (SAP) - Motor CarrierAlcohol testing - Motor CarrierAnalysisFocus AreaUSA
Key definitions
InstituteDrug and alcohol policy - Motor CarrierAlcohol testing - Motor CarrierFleet SafetyDrug and Alcohol Testing - DOTDrug testing - Motor CarrierTransportationIn Depth (Level 3)Consortium: third-party administrator (TPA) - Motor CarrierDesignated employer representative (DER) - Motor CarrierSafety-sensitive function - Motor CarrierEnglishAnalysisFocus AreaUSA
What is the designated employer representative’s (DER’s) role?
InstituteDrug and alcohol policy - Motor CarrierAlcohol testing - Motor CarrierMedical review officer (MRO) - Motor CarrierFleet SafetyDrug and Alcohol Testing - DOTDrug testing - Motor CarrierTransportationFocus AreaDesignated employer representative (DER) - Motor CarrierConsortium: third-party administrator (TPA) - Motor CarrierEnglishAnalysisIn Depth Sub Topics (Level 4)USA
DER as contact person
InstituteDrug and alcohol policy - Motor CarrierEnglishMedical review officer (MRO) - Motor CarrierFleet SafetyDrug and Alcohol Testing - DOTDrug testing - Motor CarrierConsortium: third-party administrator (TPA) - Motor CarrierFocus AreaUSAAlcohol testing - Motor CarrierAnalysisTransportationIn Depth (Level 3)
What service providers will a motor carrier need to manage its testing program?
InstituteDrug and alcohol policy - Motor CarrierMedical review officer (MRO) - Motor CarrierDrug testing - Motor CarrierDrug and Alcohol Testing - DOTTransportationEnglishFleet SafetyBreath alcohol technician - Motor CarrierFocus AreaConsortium: third-party administrator (TPA) - Motor CarrierSubstance abuse professional (SAP) - Motor CarrierAlcohol testing - Motor CarrierAnalysisIn Depth Sub Topics (Level 4)USA
Auditing service providers
InstituteDrug and alcohol policy - Motor CarrierEnglishFleet SafetyIn Depth Sub Topics (Level 4)Drug and Alcohol Testing - DOTDrug testing - Motor CarrierFocus AreaConsortium: third-party administrator (TPA) - Motor CarrierAlcohol testing - Motor CarrierAnalysisTransportationUSA
Consortium/Third-party administrators
InstituteNon-evidential alcohol screening devices - Motor CarrierDrug and alcohol policy - Motor CarrierEvidential breath testing device (EBT) - Motor CarrierFleet SafetyEnglishIn Depth Sub Topics (Level 4)Drug and Alcohol Testing - DOTDrug testing - Motor CarrierBreath alcohol technician - Motor CarrierFocus AreaAlcohol testing - Motor CarrierAnalysisTransportationUSA
On-site audits of collection sites
InstituteDrug and alcohol policy - Motor CarrierEnglishMedical review officer (MRO) - Motor CarrierFleet SafetyIn Depth Sub Topics (Level 4)Drug and Alcohol Testing - DOTDrug testing - Motor CarrierFocus AreaDesignated employer representative (DER) - Motor CarrierAlcohol testing - Motor CarrierAnalysisTransportationUSA
Providing collectors with necessary information

- Several key definitions apply to driver conduct for FMCSA-DOT drug and alcohol testing.
The following key definitions are used to describe aspects of driver conduct for those subject to the Federal Motor Carrier Safety Administration (FMCSA) drug and alcohol program regulations:
- Alcohol — The intoxicating agent in beverage alcohol, ethyl alcohol, or other low molecular weight alcohols, including methyl or isopropyl alcohol
- Drugs — Under Department of Transportation (DOT) drug testing regulations, “drugs” are those for which tests are required, including:
- Marijuana
- Cocaine
- Amphetamines
- Phencyclidine (PCP)
- Opioids
- Subpart B of Part 382 — DOT drug and alcohol prohibitions cited in 382.201 through 382.217 for drivers in safety-sensitive positions. Engaging in any of the prohibited activities results in a DOT testing violation.
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