Flight rulesQuestion 57 of 934

A pilot drinks one beer at 6:00 PM. What is the earliest time the pilot can act as a crewmember under the 8-hour rule?

  1. 2:00 AM the next day
  2. 12:00 AM the next day
  3. 6:00 AM the next day
  4. 10:00 PM the same day
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Correct answer: 2:00 AM the next day

No person may act as a crewmember within 8 hours after drinking any alcoholic beverage.

Source: 14 CFR Part 91, § 91.17 Alcohol or drugs.

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Questions last reviewed: 18 October 2026