FAA Airline Transport Pilot (ATM)Regulations (14 CFR 117/121/61)Hard

Under 14 CFR 121.663, before a Part 121 flight may depart under an operations specifications dispatch system, the dispatch release must be signed by whom?

  1. AThe pilot in command only
  2. BThe chief pilot and the aircraft dispatcher
  3. CBoth the pilot in command and the aircraft dispatcher
  4. DThe aircraft dispatcher only
Show answer & explanation

Correct answer: C. Both the pilot in command and the aircraft dispatcher

14 CFR 121.663 requires the dispatch release to be signed by both the pilot in command and the aircraft dispatcher, reflecting the shared operational control responsibility between these two positions under the dispatch system.

Why the other options are wrong

  • A. PIC signature alone is insufficient; the dispatcher must also sign.
  • B. The chief pilot is not a required signatory on the dispatch release.
  • D. Dispatcher signature alone is insufficient; the PIC must also sign.

Dispatch Release Signature Requirement

14 CFR 121.663 requires joint PIC and dispatcher signatures on the dispatch release before a flight may depart under the dispatch system.

  • Reflects shared operational control between PIC and dispatcher
  • Dispatch release contains route, fuel, weather, and alternate information
  • Applies to domestic and flag operations using the dispatch (not flight-locating) system

Memory trick: "Two signatures, one shared command."

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