Regulation · 14 CFRCurrent as of October 26, 2026 (eCFR)
14 CFR 135.171 Shoulder harness installation at flight crewmember stations
Subpart C—Aircraft and Equipment
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.
(a) No person may operate a turbojet aircraft or an aircraft having a passenger seating configuration, excluding any pilot seat, of 10 seats or more unless it is equipped with an approved shoulder harness installed for each flight crewmember station.
(b) Each flight crewmember occupying a station equipped with a shoulder harness must fasten the shoulder harness during takeoff and landing, except that the shoulder harness may be unfastened if the crewmember cannot perform the required duties with the shoulder harness fastened.
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