§ 91.529 Flight engineer requirements
14 CFR Part 91 — Subpart F—Large and Turbine-Powered Multiengine Airplanes and Fractional Ownership Program Aircraft
Official text — 14 CFR § 91.529
REGULATION — LEGALLY BINDING(a) No person may operate the following airplanes without a flight crewmember holding a current flight engineer certificate:
(1) An airplane for which a type certificate was issued before January 2, 1964, having a maximum certificated takeoff weight of more than 80,000 pounds.
(2) An airplane type certificated after January 1, 1964, for which a flight engineer is required by the type certification requirements.
(b) No person may serve as a required flight engineer on an airplane unless, within the preceding 6 calendar months, that person has had at least 50 hours of flight time as a flight engineer on that type airplane or has been checked by the Administrator on that type airplane and is found to be familiar and competent with all essential current information and operating procedures.
Reproduced from the eCFR. Text as amended through 2026-07-31. Verify against the official source before relying on it operationally.
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Text published in the Code of Federal Regulations. Regulations are legally binding on pilots and operators.