EASA Part-66 Category A Modules
The exact knowledge modules a Category A licence requires — with live practice-question counts for each.
11–12
Modules to pass
15,457+
Practice questions
75%
Exam pass mark
Module applicability per Commission Implementing Regulation (EU) 2023/989, Appendix I § 2. See the full applicability matrix.
What Category A covers
Category A permits the holder to issue a Certificate of Release to Service following minor scheduled line maintenance and simple defect rectification, within the limits of tasks specifically endorsed on the certifying authorisation.
Modules common to every Category A sub-category
9 modules · tap any module to start practising
Then add your airframe & engine modules
The sub-category you certify decides which of these you also need.
The Category A exam
Module count by sub-category — A1: 12 modules, A2: 12 modules, A3: 11 modules, A4: 11 modules.
Each module is examined by multiple-choice questions with a 75% pass mark (Module 7 also carries an essay). The number of questions and the time allowed vary by module and category.
See the full exam structure for the per-module question count and time, and the experience requirements for Category A.
Frequently asked questions
How many modules does a Category A licence need?
Why does Module 4 not apply to Category A?
Practice Category A exam questions
15,457+ practice questions across every module you need, each with a worked explanation.
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