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MODULE 13. AIRCRAFT AERODYNAMICS, STRUCTURES AND SYSTEMS

Annex III (Part-66) · Regulation (EU) No 1321/2014 · EAR revision 2 Sep 2025

IRImplementing rule

MODULE 13. AIRCRAFT AERODYNAMICS, STRUCTURES AND SYSTEMS

C/N: Communication & Navigation; Ins.: Instruments; A/F: Autoflight; Sur.: Surveillance; A/S: Airframe & Systems

MODULE 13. AIRCRAFT AERODYNAMICS, STRUCTURES AND SYSTEMSLEVEL
B2B2L BasicB2L C/NB2L Ins.B2L A/FB2L Sur.B2L A/S
13.1 Theory of Flight
(a) Aeroplane Aerodynamics and Flight Controls;11—————
(b) Rotary Wing Aerodynamics.11—————
13.2 Structures – General Concepts (ATA 51)
(a) General concept;22—————
(b) Fundamentals of structural systems;11—————
13.3 Autoflight (ATA 22)3
(a) Fundamentals of automatic flight control;———3——
(b) Autothrottle systems and automatic landing systems.3———3——
13.4 Communication/Navigation (ATA 23/34)3
(a) Fundamentals of communication and navigation systems;—3————
(b) Fundamentals of aircraft surveillance systems.3————3—
13.5 Electrical power (ATA 24)33—————
13.6 Equipment and furnishings (ATA 25)3——————
13.7 Flight Controls
(a) Primary and secondary flight controls (ATA 27);2———2——
(b) Actuation and protection;2———2——
(c) System operation;3———3——
(d) Rotorcraft flight controls (ATA 67).2———2——
13.8 Instruments (ATA 31)3——3———
13.9 Lights (ATA 33)33—————
13.10 On-board maintenance systems (ATA 45)3——————
13.11 Air conditioning and cabin pressurisation (ATA 21)
(a) Pressurisation;3—————3
(b) Air supply;1————1
(c) Air conditioning;3—————3
(d) Safety and warning devices.3—————3
13.12 Fire protection (ATA 26)
(a) Fire and smoke detection system and fire-extinguishing systems;3—————3
(b) Portable fire extinguisher.1—————1
13.13 Fuel systems (ATA 28, ATA 47)
(a) System layout;1—————1
(b) Fuel handling;2—————2
(c) Indications and warnings;3—————3
(d) Special systems;1—————1
(e) Balancing3—————3
13.14 Hydraulic power (ATA 29)
(a) System layout;1—————1
(b) System operation (1);3—————3
(c) System operation (2);3—————3
13.15 Ice and rain protection (ATA 30)
(a) Principles;2—————2
(b) De-icing;3—————3
(c) Anti-icing;2—————2
(d) Wiper systems;1—————1
(e) Rain repellent1—————1
13.16 Landing gear (ATA 32)
(a) Description;1—————1
(b) System;3—————3
(c) Air-ground sensing.3—————3
13.17 Oxygen (ATA 35)3—————3
13.18 Pneumatic/vacuum (ATA 36)2————2
13.19 Water/waste (ATA 38)2—————2
13.20 Integrated modular avionics (ATA 42)
(a) Overall system description and theory;3-—————
(b) Typical system layouts.3-—————
13.21 Cabin systems (ATA 44)3——————
13.22 Information systems (ATA 46)3——————

IR — Regulation (EU) No 1321/2014 · Regulation (EU) 2023/989 · Continuing Airworthiness Easy Access Rules · EAR revision 2 Sep 2025

All rules in APPENDICES TO ANNEX III (Part-66)

Consolidated from the EASA Easy Access Rules (revision 2 Sep 2025, 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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