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Normal-Category Aeroplanes (CS-23) · CS-23 · EAR revision 13 May 2026
IRImplementing rule
The structure must support:
(a)limit loads without:
(1)interference with the safe operation of the aeroplane; and
(2)detrimental permanent deformation.
(b)ultimate loads.
IR · CS 23.2235 — 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
6.8 Structural Strength
F3114-21 Standard Specification for Structures
F3408/F3408M-21 Standard Specification for Aircraft Emergency Parachute Recovery Systems [AMC & GM to CS-23: Issue 4]
[AMC & GM to CS-23: Issue 5]
AMC · AMC1 23.2235 — 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
23.305 Strength and deformation
23.307 Proof of structure
23.641 Proof of strength - Wings
23.651 Proof of strength - Control surfaces
23.659 Mass Balance
23.681 (a) Limit load static tests - Control System
23.723 Shock absorption tests
23.725 Limit drop tests
23.726 Ground load dynamic tests
23.727 Reserve energy absorption drop tests
23.729(a) Landing gear extension and retraction system
23.737 Skis
23.843(a) Pressurization tests
23.1435(a)(1) Hydraulic Systems
AMC · AMC2 23.2235 — CS-23 · ED Decision 2017/025/R · CS-23 Easy Access Rules · EAR revision 13 May 2026
AMCAcceptable means of compliance
CS VLA Amdt 1
VLA.305 Strength and deformation
VLA.307 Proof of structure
VLA.641 Proof of strength - Wings
VLA.651 Proof of strength - Control surfaces
VLA.659 Mass Balance
VLA.681 Limit load static tests - Control System
VLA.723 Shock absorption tests
VLA.725 Limit drop tests
VLA.726 Ground load dynamic tests
VLA.727 Reserve energy absorption drop tests
VLA.729 Landing gear extension and retraction system
VLA.737 Skis
VLA.1436 Hydraulic manually-powered brake systems
AMC · AMC3 23.2235 — 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 13 Oct 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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