Practice Test GeeksCDL Practice Test
← All Chauffeur License Flashcard Decks

Alcohol & Drug Testing Requirements Flashcards

7 cards from real Chauffeur License practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.

Read the first 7 Alcohol & Drug Testing Requirements flashcards as text

  1. What is the minimum follow-up testing requirement for a driver who returns to duty after a substance abuse violation?

    Answer: At least 6 tests over 12 months

    DOT regulations require a minimum of 6 unannounced follow-up tests within the first 12 months after a driver returns to safety-sensitive duties following a substance violation.

  2. Who must evaluate a driver before they can return to safety-sensitive duties after a verified positive drug test?

    Answer: A Substance Abuse Professional (SAP)

    A Substance Abuse Professional (SAP) must evaluate the driver, recommend appropriate treatment or education, and certify readiness before return to duty.

  3. Under DOT alcohol regulations, which period qualifies as 'on-duty' time during which alcohol use is prohibited?

    Answer: Any period the driver is required to be in readiness to work

    Under DOT regulations, 'on-duty' time includes any period a driver is required to be ready to perform work, not just active driving time.

  4. What is the minimum percentage of drivers that FMCSA requires employers to randomly test for drugs each calendar year?

    Answer: 50%

    FMCSA regulations require employers to randomly test at least 50% of their average driver positions for drugs and at least 10% for alcohol each year.

  5. What is required to initiate a 'reasonable suspicion' drug or alcohol test?

    Answer: Specific, articulable observations of impairment made by a trained supervisor

    Reasonable suspicion testing requires specific, contemporaneous, articulable observations about a driver's appearance, behavior, speech, or body odors made by a trained supervisor.

  6. What is the primary role of a Medical Review Officer (MRO) in the DOT drug testing process?

    Answer: To review laboratory results and verify them with drivers before reporting to employers

    An MRO is a licensed physician who receives laboratory results, contacts the driver to review any legitimate medical explanation, and then reports verified results to the employer.

  7. How long must employers retain records of verified positive drug test results under DOT regulations?

    Answer: 5 years

    DOT regulations require employers to retain records of verified positive drug tests, refusals to test, and SAP referrals for a minimum of 5 years.