Change an Existing Part M Subpart G Approval (Non AOC) (Standalone)

Guidance for applicants


Regulation (EC) No. 2042/2003 determines the rules for the continuing airworthiness and maintenance of aircraft subject to EASA regulation. Part M Subpart G of this regulation concerns the management of continuing airworthiness of EASA aircraft. 

The information below explains how to make changes to an existing 'standalone' Part M Subpart G approval for aircraft that are not involved in commercial air transport (non-CAT).

Removing ratings or facilities from an existing approval

You can complete the remove ratings and facilities form provided that these are the only changes you are making to the approval. There is no charge for this service but you will need to provide a copy of your amended exposition.

Changes of address

In cases where an organisation holds more than one approval and requires to make an application for a change of address which will affect each approval held, you can complete the change of address form which will cater for both BCAR and EASA approvals. (You will need to provide a copy of your amended expositions).

Change of Nominated Postholder or Accountable Manager

Changes to the key personnel in an organisation must be notified to CAA. You can add or remove/change the details of one or several people, including identifying their role(s) and the types of approval(s) they have responsibility for, by completing the Change of Accountable Manager or Nominated Postholder form. This form caters for both EASA approvals as well as BCAR (national) approvals. There is no charge for changes of personnel.

Please note that for changes of Nominated Postholders, a Form 4 (SRG1705) will need to be completed and attached to the application

Information about Part M Subpart G


  • Maintenance organisations must be located in the UK and already hold a Non AOC 'Standalone' Part M Subpart G approval.


In the event of a discrepancy between the information here and the Official Record Series 5, CAA Scheme of Charges (Airworthiness, Noise Certification and Aircraft and Aircraft Engine Emissions), the Scheme of Charges takes precedence.

Processing time (On receipt of all required information)

See the section below titled 'what to expect'

Validity period

  • Approvals remain valid unless cancelled, suspended or revoked.
  • Once granted an approval requires a recommendation for continuation every 24 months from the date of issue.
    This is raised by the CAA Surveyor following a satisfactory audit programme.

Associated Rules, Regulations and Forms


You will need to provide

  • A completed online application form submitted by an Authorised Representative of the company e.g. the Accountable Manager or Quality Manager 

    (Aircraft ratings should be listed as per EASA Part-66 Appendix 1 listing. At this time the Part 66 listing does not include Sailplanes, Powered Sailplanes or Balloons. In this case use the aircraft type designation specified on the Type Certificate Data Sheet )
  • If applicable an EASA Form 4 for all nominated personnel, including Airworthiness Review staff
  • Draft of the organisation's Continuing Airworthiness Management Exposition(CAME).
    (Organisations wishing to gain the privilege carry out Airworthiness Reviews in accordance with M.A.711(b) and issue Permits to Fly in accordance with point M.A.711(c) should include the relevant procedures / supplements in the exposition).
  • A Part M Subpart G Compliance Checklist
  • Applications for Maintenance Programme approval
  • Any contracts for continuing airworthiness tasks being carried out by organisations working under the applicants quality system.
  • A copy of the company Certificate of Incorporation if your organisation is trading as a registered company
  • Payment of the relevant fee (see costs)


If Approvals have not received all relevant documentation within 4 weeks from the date of your application, your application will be cancelled, refunded and you will be advised to reapply.

How to apply

What to expect

  • An automated email confirming receipt of your Online application
  • A Technical Support Officer will make an initial assessment of your application and CAME and will contact you with any queries.
  • The Resource Management Team will contact you to arrange for an Airworthiness Surveyor to carry out the on-site audit. Any questions regarding the scheduling of your on site visit can be directed to the Resource Management Team at 01293 573600.
  • An Airworthiness Surveyor will conduct an audit against the requirements and raise an audit report detailing any findings.
  • The Airworthiness Surveyor will review the nominated personnel. Interviews for key personnel may be carried out.
  • The Airworthiness Surveyor will assess the supporting documentation; Technical Logs, Maintenance Contracts (as applicable) and Maintenance Programmes. When able to, the Airworthiness Surveyor will approve the supporting documentation.
  • If findings have been raised the organisation should address the findings and notify the Airworthiness Surveyor of the actions taken.
  • Once any audit findings relating to the initial application have been closed the Airworthiness Surveyor will submit a recommendation to A & A for the issue of the approval.
  • When A&A receive the recommendation the approval certificates will be raised and sent to your organisation within 20 working days.
  • On receipt of the certificates, your organisation can begin undertaking and releasing work.

Contact us 

The Shared Service Centre
Civil Aviation Authority
Aviation House
Gatwick Airport South
West Sussex
Telephone: 01293 768374 (open 8.30am to 4.30pm)