Regulation · 14 CFRCurrent as of October 14, 2026 (eCFR)
14 CFR 91.603 Aural speed warning device
Subpart G—Additional Equipment and Operating Requirements for Large and Transport Category Aircraft
A reference copy of the official regulation text for study. It is not legal advice or an FAA interpretation; always confirm against the current official source.
No person may operate a transport category airplane in air commerce unless that airplane is equipped with an aural speed warning device that complies with § 25.1303(c)(1).
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