DOT Random Drug and Alcohol Testing Rates 2025
Department of Transportation random selection testing rates for drug and alcohol are:
FMCSA:
50% drug / 10% alcohol
FAA:
25% drug / 10% alcohol
PHMSHA:
50% drug (increased from 2024) / N/A alcohol
FTA
50% Drug / 10% Alcohol
FRA
Covered service & MOW employees 25% for drugs and 10% for alcohol.
MECH employees 50% drug / 25% alcohol.
Sources:
FMCSA: https://iprospectcheck.com/dot-drug-test/
FRA: https://www.transportation.gov/regulations/federal-register-documents/2024-31582
FAA: https://www.federalregister.gov/documents/2024/11/04/2024-25569/random-drug-and-alcohol-testing-percentage-rates-of-covered-aviation-employees-for-the-period-of
PHMSHA: https://www.federalregister.gov/documents/2024/11/20/2024-26737/pipeline-safety-random-drug-testing-rate-multi-factor-authentication-and-operator-and-contractor
FTA: https://www.federalregister.gov/documents/2024/11/26/2024-27646/prevention-of-alcohol-misuse-and-prohibited-drug-use-in-transit-operations
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