Practice question

What can happen if a CMV driver has any measurable alcohol but below 0.04 percent while on duty?

  1. The driver may be placed out of service even if below the CDL per se limit
  2. There is no consequence below 0.04 percent
  3. The driver receives an automatic endorsement
  4. The driver may continue if carrying no cargo

Answer: A — The driver may be placed out of service even if below the CDL per se limit

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