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Maintenance organisations

EASA's maintenance-related activities are executed in accordance with Regulation (EC) 2042/2003 and its associated annexes.

On an organisational level, certification of maintenance organisations is handled by the 'Continuing Airworthiness' team of the 'Organisation Approvals' unit within the Certification directorate.

More information can therefore be found on the Organisation Approvals - Continuing Airworthiness Organisations page.

General Maintenance Information

On this page, the Agency supplies generic information on its maintenance activities.

Maintenance Organisation Approvals

Lists of approved maintenance organisations and information on the approval process can be found on the Organisation Approvals - Continuing Airworthiness Organisations page.

• EASA Part-145 Approvals for Organisations located in the USA
• EASA Part-145 Approvals for Organisations located in Canada
• EASA Part-145 Approvals for Organisations located outside of the EU and North America

Relevant legislation

Regulation (EC) 2042/2003 - 'Continuing Airworthiness'

The relevant legislation for CAOAs is 2042/2003 Commission Regulation (EC) No 2042/2003 of 20 November 2003 on the continuing airworthiness of aircraft and aeronautical products, parts and appliances, and on the approval of organisations and personnel involved in these tasks..

Relevant sections of Regulation:

• Annex II - Part-145 - Maintenance Organisation Approvals
• Annex III - Part 66 - Certifying Staff
• Annex IV - Part 147 - Maintenance Training Organisation Approvals
• Annex I - Part-M - Foreign CAMO approvals and Foreign Subpart F (Maintenance Organisation) approvals.

Acceptable Means of Compliance (AMC)

Decision No. 2003/19/RM Of The Executive Director Of The Agency of 28 November 2003 on acceptable means of compliance and guidance material to Commission Regulation (EC) No 2042/2003 of 20 November 2003 on the continuing airworthiness of aircraft and aeronautical products, parts and appliances, and on the approval of organisations and personnel involved in these tasks.

Relevant sections of Regulation:

• AMC to Annex II (Part-145)
• GM to Annex II (Part-145)
• AMC to Annex III (Part-66)
• GM to Annex III (Part-66)
• AMC to Annex IV (Part-147)
• GM to Annex IV (Part-147)
• Annex I - AMC to Part-M

AAM - Administrative Arrangement on Maintenance

Maintenance and Standardisation

Standardisation of maintenance activities subject to regulation 2042/2003 is carried out by the EASA Approvals and Standardisation Directorate.

•  In Europe, by the Maintenance Standardisation Team (MAST)
•   In North America, by the Maintenance International Standardisation Team (MIST)

Maintenance Review Board (MRB)

The MRB forms part of the type certification process for commercial transport aircraft. Type certification infomation can be found under Certification/Type Certificates.

Maintenance FAQ

Frequently Asked Questions and anwsers relating to the Agency's Maintenance activities are provided on our dedicated Maintenance FAQ page.

Maintenance events

On a frequent basis, the Agency runs workshops and roadshow on its maintenance activities. Events are listed on or events page, and are typically organised by the Rulemaking directorate. Please check our Events page.