June 29, 2026

Steven Bentley

Sofema Aviation (SA) is excited to share the latest updated training:

Course Update: EASA Part 21 Subpart J Regulatory Framework

 

Sofema Aviation is pleased to announce that all Virtual Academy Part 21 training courses have been comprehensively updated to reflect the latest regulatory changes introduced by Regulation (EU) 2026/100. These updates ensure that course content remains fully aligned with current EASA requirements, providing aviation professionals with the most relevant and up-to-date knowledge to support regulatory compliance and operational excellence.

What is the training about?

ЕASA Part 21 Subpart J Regulatory approval provides for the Design of Aircraft and Components Design Organisation Approval (DOA). The responsibilities associated with the management of a Design Organisation are numerous and varied, with a constant flow of challenges. The primary function of the DOA holder is to assume full responsibility for all designed product (Initial Airworthiness) including the need to support Continued Airworthiness of the designed product.

Course type: Without voice-over
Duration: Equivalent to 3 days of classroom training
Price: 182.00 EUR

What You’ll Learn

  • Develop a thorough understanding of EASA Part 21 Subpart J regulations
  • Enhance ability to navigate and ensure compliance with regulatory requirements
  • Contribute effectively to the implementation of quality management systems
  • Gain skills to identify and mitigate compliance-related risks
  • Promote safety and efficiency in aviation operations through informed decision-making

 

Which topics will be addressed?

1. 1.General Introduction

2. 2.Revision Status Update

3. 3.Abbreviations

4. 4.EASA Regulatory Overview and Development of New Basic Regulation 1139/2018

5. 5.Understanding the Principle of Implementing and Delegated Acts

6. 6.Airworthiness Principles and Continuing Airworthiness – the link between ICAO – EASA – EU Competent Authority (CA)

7. 7.Airworthiness Directives (ADs)

8. 8.Commission Regulation 748/2012 and Overview of Part 21 Subparts

9. 9.Subpart J Design Organisation Approval

10.Subpart J Design Organisation Approval Initial Issue and Assurance Process

11. 11.EASA Delegation Processes (Part 21 Subpart J)

12. 12.Practical Considerations related to the Design Assurance System and the roles and responsibilities, including CVEs

13. 13.Managing Competency in a Part 21 Subpart J DOA Organisation

14. 14.Understanding the process to Manage the Design Organisation Handbook, including the Procedures, Organisation Charts, and the Amendment Procedure

15. 15.Developing and Managing Instructions for Continued Airworthiness ICAW

16. 16.Design Organisation Approval (DOA) interface with Production Organisation Approval (POA)

17. 17.EASA Part 21 Design Certification – Proportionality and Level of Involvement

18. 18.Introduction Role and Purpose of an STC

19. 19.Repair Approval Procedures

20. 20.Certification and Approval Process EASA ETSO

21. 21.Equipment Approval Procedures

22. 22.SMS in a Part 21 Organisation

23. 23.Subpart J Stakeholders in the Design Assurance System – Compliance Verification Engineer (CVE)

24. 24.Subpart M – Repairs

25. 25.Subpart P – Permit to Fly

26. 26.Subpart Q – Identification of Products, Parts, and Appliances

27. 27.EASA Part 21 Subpart J DOA Flight Test Considerations

 

How to register?

Visit the course’s page here and enrol directly on Sofema Aviation or email [email protected] for group enrollments and support.

 

Additional Part 21 Updated Courses:

> EASA Part 21 Operational Suitability Data (OSD) Regulatory Obligations

> EASA Part 21 Subpart J Regulatory Framework

> EASA Part 21 Subpart J Regulatory Framework Essentials

> EASA Part 21 Subpart J Safety Management System Implementation

> EASA Part 21/CS25 Review for CAMO Staff

 

The Ultimate Aviation Training Loyalty Program

​Maximize your career with top-tier aviation training at unbeatable rates. Become a SOL Plus member today!

>> 5 Free courses: Gain access to introductory courses dedicated to EASA Quality Assurance Auditing, (EU) Regulation 965/2012, Part 145, SMS, Part M & Part CAMO. Use your membership number as a voucher when purchasing your course to enjoy this offer. Each course is certified upon completion.

>> Welcome gift from Sofema: Benefit from 50% off one single course of your choice (not available for multiple courses, packages or diplomas)

>> Special price for our online training: Enjoy a minimum – 25% off the price of any single course

>> Discount for SOL packages and diplomas: Take 15% off the price of any packages & diplomas

>> Annual Freedom Pass offer: Save 10% off the price of Freedom Pass

>> Monthly Freedom Pass saving: Secure 10% from the price of Monthly Freedom Pass

Share this with your network:

Tags:

Regulatory Requirements, Continued Airworthiness, EASA Quality Assurance Auditing, Aviation Operations, Quality Management Systems, Sofema Aviation, Regulation (EU) 2026/100, Design of Aircraft and Components Design Organisation Approval (DOA), full responsibility