CA.I.D.K5FAA-S-ACS-7B · Nov 2023Knowledge

Procedures for filing, activating, and closing a VFR flight plan.

ACS element text (the applicant demonstrates understanding of)

Procedures for filing, activating, and closing a VFR flight plan.

Bottom line

Filing a flight plan is not required by regulations; however, it is a good operating practice since the information contained in the flight plan can be used in search and rescue in the event of an emergency.

Key numbers

Key numbers for Procedures for filing, activating, and closing a VFR flight plan.
NumberWhat it means
1/2 hour after ETASAR start
2 hours after proposed departure timeProposal retention

FAA references

  1. PHAK ch. 16 (p. 16-21) — FAA-H-8083-25C (2023)
  2. AIM 5-1-5 (Flight Plan - VFR Flights) — AIM Basic 2/20/25 w/ Change 1 (8/7/25) & Change 2 (1/22/26)
  3. AIM 5-1-14 (Closing VFR/DVFR Flight Plans) — AIM Basic 2/20/25 w/ Change 1 (8/7/25) & Change 2 (1/22/26)
  4. 14 CFR 91.153 (VFR flight plan: Information required.) — eCFR current as of 2026-03-05
  5. AIM 5-1-9 (Single Flights Conducted With Both VFR and IFR Flight Plans) — AIM Basic 2/20/25 w/ Change 1 (8/7/25) & Change 2 (1/22/26)
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