SESK: Stuff Everyone Should Know · sesk.info/comm-airworthiness-display
Which certificate must be displayed at the cabin or cockpit entrance, legible to passengers or crew?
The airworthiness certificate.
- The pilot's commercial certificate
- The airworthiness certificate ✔
- The aircraft registration certificate
Why: Section 91.203(b) requires the airworthiness certificate to be displayed so it is legible to passengers or crew. A current registration must also be aboard, but it need not be displayed.
Huh, didn't know that: Fuel tanks inside the cabin require a copy of FAA Form 337 on board.
What sound did the 777 airplane make when it started bouncing up and down? Boeing boeing boeing.
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References
Answer: The airworthiness certificate. Section 91.203(b) requires the airworthiness certificate to be displayed so it is legible to passengers or crew. A current registration must also be aboard, but it need not be displayed.
- 14 CFR 91.203 Civil aircraft: Certifications required (Cornell LII eCFR mirror) www.law.cornell.edu/cfr/text/14/91.203
displayed at the cabin or cockpit entrance so that it is legible to passengers or crew
Checked 2026-10-10.
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