Part-147 Basic Training, Exams and Assessment
EASA Part-147 basic training: the four-element approved basic course, the basic knowledge examinations to the Part-66 standard, and examination integrity rules.
Dionysis KefalasUpdated 4 min readFor training organisation and Part-145 staff
Part 2 of 3 in EASA Part-147 Maintenance Training Organisations Show parts
- 1Part-147 Maintenance Training Organisation
- 2Part-147 Basic Training, Exams and Assessment
- 3Aircraft Type and Task Training under Part-147
Quotes checked on against EASA Easy Access Rules for Continuing Airworthiness (Regulation (EU) No 1321/2014) — 2 Sep 2025 revision.
On this page
The basic training course
The approved basic training course is what a Part-147 organisation is approved to deliver toward a Part-66 licence. Point 147.A.200 is that course.
(a)The approved basic training course shall consist of knowledge training, knowledge
examination, practical training and a practical assessment.
(b)The knowledge training element shall cover the subject matter for a category or subcategory
aircraft maintenance licence as specified in Annex III (Part-66).
(c)The knowledge examination element shall cover a representative cross section of subject
matter from the point (b) training element.
(d)The practical training element shall cover the practical use of common tooling/equipment,
the disassembly/assembly of a representative selection of aircraft parts and the participation
in representative maintenance activities being carried out relevant to the particular Part-66
complete module.
(e)The practical assessment element shall cover the practical training and determine whether
the student is competent at using tools and equipment and working in accordance with maintenance
manuals.
(f)The duration of basic training courses shall be in accordance with Appendix I.
(g)Notwithstanding point (f), in order to benefit from changes in training technologies and
methods (theoretical training), or from credits specified in point 66.A.25(e) of Annex III
(Part-66), the number of hours as established in Appendix I (Basic training course duration) may
be amended provided that the syllabus content and schedule describe and justify the proposed
changes. A procedure shall be included in the MTOE to justify those changes.
[…]
Quoted word for word from Regulation (EU) No 1321/2014, Easy Access Rules for Continuing Airworthiness, 2 Sep 2025 revision.
Point (a) is what the course consists of. Point (f) is the duration. Point (g) is an amendment of the number of hours.
The examinations and the practical assessment
Basic knowledge examinations shall:
(a)be in accordance with the standard defined in Annex III (Part-66).
(b)be conducted without the use of training notes.
(c)cover a representative cross section of subjects from the particular module of training
completed in accordance with Annex III (Part-66).
Quoted word for word from Regulation (EU) No 1321/2014, Easy Access Rules for Continuing Airworthiness, 2 Sep 2025 revision.
(a)Basic practical assessments shall be carried out during the basic maintenance training
course by the nominated practical assessors at the completion of each visit period to the
practical workshops/maintenance facility.
(b)The student shall achieve an assessed pass with respect to point 147.A.200(e).
Quoted word for word from Regulation (EU) No 1321/2014, Easy Access Rules for Continuing Airworthiness, 2 Sep 2025 revision.
The knowledge examination is 147.A.205. The practical assessment is 147.A.210.
Examination integrity
(a)The examination staff shall ensure the security of all questions.
(b)Any student found during a knowledge examination to be cheating or in possession of material
pertaining to the examination subject other than the examination papers and associated
authorised documentation shall be disqualified from taking the examination and may not take any
examination for at least 12 months after the date of the incident. The competent authority shall
be informed of any such incident together with the details of any enquiry within one calendar
month.
(c)Any examiner found during a knowledge examination to be providing question answers to any
student being examined shall be disqualified from acting as an examiner and the examination
declared void. The competent authority must be informed of any such occurrence within one
calendar month.
(d)The examination shall be performed in a controlled environment by a training organisation
approved under this Annex and described in its maintenance training organisation exposition
(MTOE).
For examination purposes, a ‘controlled environment’ means an environment where the following
can be established and verified: (a) the identity of the students; (b) the proper conduct of the
examination process; (c) the integrity of the examination and (d) the security of the
examination material.
Quoted word for word from Regulation (EU) No 1321/2014, Easy Access Rules for Continuing Airworthiness, 2 Sep 2025 revision.
Point (b) is the student. Point (c) is the examiner. Point (d) is the controlled environment.
How this feeds the licence
The Part-66 experience and application guide sets out how a Part-147 basic course is used in a licence application. This page does not set the experience periods.
Where to read it yourself
The basic-course and examination rules are 147.A.200, 147.A.205, 147.A.210 and 147.A.135 in Annex IV (Part-147) of Regulation (EU) No 1321/2014, with the course durations in Appendix I, in the EASA Easy Access Rules for Continuing Airworthiness. Every citation in this guide was checked against the 2025-09-02 revision.
Educational content, not regulatory compliance advice. Verify against the current regulation text before relying on it.
In this series
Frequently asked questions
What does an approved Part-147 basic training course include?
An approved Part-147 basic course includes knowledge training, knowledge examinations, practical training and practical assessment. Under 147.A.200, the knowledge element covers the relevant Part-66 category or subcategory, while practical training includes tools and equipment, aircraft parts and representative maintenance activities.
Can I use training notes during a Part-147 basic knowledge examination?
No. Part-147 basic knowledge examinations must be conducted without training notes. Under 147.A.205, they must follow the Part-66 examination standard and cover a representative cross section of subjects from the particular module of training completed.
How is Part-147 basic practical training assessed?
Nominated practical assessors assess students during the basic course at the end of each visit period to the practical workshops or maintenance facility. Under 147.A.210 and 147.A.200(e), students must achieve an assessed pass demonstrating competence in using tools and equipment and working in accordance with maintenance manuals.
What happens if a student cheats in a Part-147 examination?
A student found cheating during a knowledge examination is disqualified and may not take any examination for at least 12 months after the incident. Under 147.A.135(b), the same applies to possession of subject-related material other than examination papers and associated authorised documentation. The competent authority must be informed, with enquiry details, within one calendar month.
Can the hours of a Part-147 basic training course be changed?
Yes, under the conditions in 147.A.200(g). Hours may be amended to benefit from changes in theoretical training technologies and methods or the Part-66 credits specified there. The syllabus content and schedule must describe and justify the proposed changes, and the MTOE must include a procedure to justify them.
Related
Written by Dionysis Kefalas. Retired Hellenic Air Force Captain and founder of Avioverse. About the author
Metis opens with Avioverse in October 2026 · request early access.