Navigate / EASA
AMC1 23.2205 Interaction of systems and structures

ED Decision 2026/003/R

ASTM F44 F3264 Standard Specification for Normal Category Aeroplanes Certification

6.2 Interaction of Systems and Structure

Remarks

F3254-22 Standard Specification for Aircraft Interaction of Systems and Structures

To demonstrate compliance with 23.2205, the following of F3254-22 should be adjusted.

Chapter 4 - Interaction of System and Structure:

Modifications are required in Figures 2, 3 and 4:

— Replace the probability label ‘remote’ with ‘ ’

— Replace the label ‘Extremely Improbable’ as follows:

— for Level 1, 2 and 3 aeroplanes, use ’

— for Level 4 aeroplanes, use ‘ ’

[AMC & GM to CS-23: Issue 4]

[AMC & GM to CS-23: Issue 5]