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Normal-Category Aeroplanes (CS-23) · CS-23 · EAR revision 13 May 2026
IRImplementing rule
(a)The applicant must determine, as applicable, climb and/or descent performance:
(1)for all engines operating;
(2)following a critical loss of thrust on take-off; and
(3)after a critical loss of thrust, during the en route phase of flight.
IR · CS 23.2125 — CS-23 · ED Decision 2017/013/R · CS-23 Easy Access Rules · EAR revision 13 May 2026
AMCAcceptable means of compliance
ASTM F44 F3264 Standard Specification for Normal Category Aeroplanes Certification
5.6 Climb Information F3179/F3179M-22e1 Standard Specification for Performance of Aircraft [AMC & GM to CS-23: Issue 4] [AMC & GM to CS-23: Issue 5]
AMC · AMC1 23.2125 — CS-23 · ED Decision 2026/003/R · CS-23 Easy Access Rules · EAR revision 13 May 2026
AMCAcceptable means of compliance
CS-23 Amdt 4
23.66 Takeoff climb: one engine inoperative
23.67 Climb: One engine inoperative
23.69 En route climb/descent
23.71 Glide: single engine airplanes
AMC · AMC2 23.2125 — CS-23 · ED Decision 2017/025/R · CS-23 Easy Access Rules · EAR revision 13 May 2026
AMCAcceptable means of compliance
None
AMC · AMC3 23.2125 — CS-23 · ED Decision 2017/025/R · CS-23 Easy Access Rules · EAR revision 13 May 2026
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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