OTAR 145 Maintenance Organisation Approval & Approval of the Maintenance Organisation Exposition (MOE) – 1 Day


The purpose of the maintenance organization exposition (MOE) is to identify the procedures, means, and methods of the approved OTAR 145 organization. An up-to-date and effective MOE is crucial to maintaining valid organizational approval.

There are two options available to deliver a compliant Overseas Territories Compliant Maintenance Organisation Exposition (MOE)

a) An applicant for approval under Option 1 shall provide the Governor with a copy of the MOE or equivalent document. A document in the English language shall be submitted demonstrating compliance with paragraph 145.7(a)(3).

b) An applicant for approval under Option 2 shall provide to the Governor a copy of the MOE and all other submitted documents in the English language. The MOE shall demonstrate compliance with paragraph 145.7(b).

Notes regarding 145.7 Issue of approval

(a) Option 1: an organization holding an approval identified in paragraph 145.5(a) may be approved provided that: (1) the accepted foreign NAA approval remains valid, and (2) the organization’s application for a rating and scope of approval is based on that of the approval granted by the applicable foreign NAA; and (3) the organization is in compliance with (i) Subparts A, B and C of this OTAR Part; and (ii) the applicable requirements of Subpart D of this OTAR Part as identified in the approved OTAA Supplement; and (iii) OTAR Part 43. (b)

Option 2: an organization that does not hold a valid approval listed in paragraph 145.5(a) may be approved subject to its demonstrating to the satisfaction of the Governor compliance with (1) the requirements of this OTAR Part; and (2) applicable requirements in OTAR Part 43. (c) An approval granted by the Governor shall identify the scope of approval, validity, and approved locations.

Compliance with the contents of the MOE assures compliance with the requirements of 145, which is a prerequisite to obtaining and retaining a maintenance organization approval certificate.

It is understood that the (competent authority*) will approve this organization whilst the (competent authority*) is satisfied that the procedures are being followed and work standards maintained.

It is further understood that the (competent authority*) reserves the right to suspend, limit or revoke the approval of the organization if the (competent authority*) has evidence that procedures are not followed, or standards are not upheld.

The MOE typically covers four main parts:

The management MOE covers the parts specified earlier.

The maintenance procedures cover all aspects of how aircraft components may be accepted from outside sources and how aircraft will be maintained to the required standard.

The quality & safety system procedures include the methods of qualifying mechanics, inspection, certifying staff, and quality audit personnel.

Contracting operator procedures and paperwork.

Who is the course for?

This course is aimed at quality managers, maintenance and continued airworthiness post holders, NAA staff, as well as EASA CAMOs, MRO, and Part 145 maintenance organizations wishing to gain OTAR 145 approval.

What is the Benefit of this Training – What will I learn?

a) Awareness of the structure, composition, and impact of the OTAR regulatory obligations

b) Understand the environment driving the Part 145 process to focus your business decision-making process.

c) Confidence in gaining a detailed knowledge of the key components of OTAR 145 MOE

d) Have the knowledge to be able to manage an OTAR MOE within your organization.

e) A detailed understanding of the OTAR 145 Quality and Safety System.

f) Be able to use the regulation to support full compliance within an Aircraft Maintenance Organization (AMO).

Detailed Content / Topics – The following Subjects will be addressed 

-Abbreviations and Definitions
-Introduction to high-level applicable regulations, including the role of OTARs and OTACs and Continued Airworthiness
-OTAR Part 145 MOE Considerations – Review of Roles & Responsibilities related to the Quality System QC & QA
-Understanding the Role of the OTAR MOE
-Accountable Statement
-OTAR MOE Development Preparation Considerations
-EASA / OTAR Option 2 MOE Comparison
-OTAR MOE Amendment Procedures (Example Bermuda)
-Considering the role of Performance Auditing to Identify MOE Procedural changes
-Root Cause Analysis for Business Area Owners
-OTAR SMS requirements

Target groups

This course is designed to focus on the role of persons either managing or working within the Aviation Quality environment. Together with business area owners and other persons required to take responsibility for procedures within the OTAR MOE.


This is not a course for beginners, a background in aviation together with an aircraft maintenance background will be a strong positive together as will a general awareness of the regulatory obligations.

Learning Objectives

To equip the attendee with the skills and techniques required to develop and manage the MOE

To give the attendees a number of exercises including how to optimize MOE procedures to ensure the course is practical and relevant to each attendee.

What do People Say About Sofema Aviation Services Training?

“The course exceeded my expectations.”
“Everything was in an appropriate timing and in a good climate.”
“Maximum points for the instructor’s effort and explanation from me.”
“The instructor provided enough room for all the questions to be asked”
“We received a lot of additional information to make things clearer.”


1 day – Start at 09.00 and finish at 17.00, with appropriate refreshment breaks.

To register for this training, please email office@sassofia.com or Call +359 28210806

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