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CS 23.2410 Powerplant installation hazard assessment

Normal-Category Aeroplanes (CS-23) · CS-23 · EAR revision 13 May 2026

IRImplementing rule

CS 23.2410Powerplant installation hazard assessment

The applicant must assess each installation separately and in relation to other aeroplane systems and installations to show that any hazard resulting from the likely failure of any system component or accessory will not:

(a)prevent continued safe flight and landing or, if continued safe flight and landing cannot be ensured, the hazards have been minimised;

(b)cause serious injury that may be avoided; and

(c)require immediate action by crew members for continued operation of any remaining powerplant system.

IR · CS 23.2410 — CS-23 · ED Decision 2017/013/R · CS-23 Easy Access Rules · EAR revision 13 May 2026

AMCAcceptable means of compliance

AMC1 23.2410Powerplant installation hazard assessment

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ASTM F44 F3264 Standard Specification for Normal Category Aeroplanes Certification

8.3 Powerplant Installation Hazard Assessment F3061/F3061M-24a Standard Specification for Systems and Equipment in Small Aircraft F3062/F3062M-20 Standard Specification for Aircraft Powerplant Installation F3063/F3063M-21 Standard Specification for Aircraft Fuel Storage and Delivery F3064/F3064M-21 Standard Specification for Aircraft Powerplant Control, Operation, and Indication F3065/F3065M-21a Standard Specification for Aircraft Propeller System Installation F3066/F3066M-18 Standard Specification for Aircraft Powerplant Installation Hazard Mitigation F3117/F3117M-24a Standard Specification for Crew Interface in Aircraft

Remarks ASTM F44 published standards for showing compliance for electric propulsion systems. EASA has not yet accepted F3239-22a; however, EASA would take into consideration applications from applicants that use this standard as the basis for the development of their means of compliance subject to agreement with EASA. [AMC & GM to CS-23: Issue 4] [AMC & GM to CS-23: Issue 5]

AMC · AMC1 23.2410 — CS-23 · ED Decision 2026/003/R · CS-23 Easy Access Rules · EAR revision 13 May 2026

AMCAcceptable means of compliance

AMC2 23.2410Powerplant installation hazard assessment

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CS-23 Amdt 4

23.903(b) through (g) Engines and auxiliary power units

23.909(b), (c) Turbocharger systems

23.937 Powerplant operating characteristics

23.953 Fuel system independence

23.955 Fuel flow

23.959 Unusable fuel supply

23.991 Fuel pumps

23.1001(h) Fuel jettisoning system

23.1011 General

23.1027 Propeller feathering system

23.1109 Turbocharger bleed air system

23.1141(e) Powerplant controls: general

23.1143(g) Engine controls

23.1147 Mixture controls

23.1163 Powerplant accessories

23.1437 Accessories for twin-engine aeroplanes

AMC · AMC2 23.2410 — CS-23 · ED Decision 2017/025/R · CS-23 Easy Access Rules · EAR revision 13 May 2026

AMCAcceptable means of compliance

AMC3 23.2410Powerplant installation hazard assessment

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CS VLA Amdt 1 VLA.903 Engine VLA.909 Supercharger VLA.955 Fuel flow VLA.959 Unusable fuel supply VLA.991 Fuel pumps VLA.1011 General VLA.1141 Powerplant controls: general VLA.1143 Engine controls VLA.1147 Mixture controls VLA.1163 Powerplant accessories

AMC · AMC3 23.2410 — CS-23 · ED Decision 2017/025/R · CS-23 Easy Access Rules · EAR revision 13 May 2026

All rules in SUBPART E — POWERPLANT INSTALLATION

Consolidated from the EASA Easy Access Rules (revision 13 May 2026, extracted 17 Aug 2026) for convenience. Not the official publication — verify against the Official Journal of the European Union and the EASA publications before operational use.

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