How long after drinking alcohol must you wait before acting as a remote pilot?

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  1. 4 hours
  2. 8 hours
  3. 12 hours

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References

  1. 14 CFR 91.17 Alcohol or drugs (eCFR) www.ecfr.gov/current/title-14/section-91.17 Checked 2026-10-07.
  2. 14 CFR 107.27 Alcohol or drugs (eCFR) www.ecfr.gov/current/title-14/section-107.27 Checked 2026-10-07.

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