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Design Organisations

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Night Vision Imaging Systems (NVIS)

What are the expectations of the Agency in respect to Night Vision Imaging Systems (NVIS) competences at a DOA holder?

Why should I, as a DOA holder designing changes to rotorcraft, know about Night Vision Imaging Systems (NVIS)?

Do I need to take any action, having already 'rotorcraft' category and 'Installation of Avionics' and 'Electrical systems' in my Terms of Approval, to be able to design NVIS related changes/repairs ?

International cooperation

Can I, as a DOA holder, use the Form 8110-3 issued by a FAA approved test house as a finalised compliance document?

Are the repair designs approved by non-EU TC holders considered approved design data by the Agency?

Can I, as a DOA holder, approve a design change based on a design approval issued outside the EU?

Subcontracting

Do I, as a DOA holder, need to make any specific arrangements when I'm cooperating with a vendor (design and build)?

What are the expectations of the Agency in respect to the control of subcontractors by a design organisation?

Applications

How long does it take to obtain a design organisation approval (DOA)?

Can you explain the process to obtain a design organisation approval (DOA)?

What are the expectations of the Agency in respect to the numbers and experience of the staff of a design organisation?

What are the expectations of the Agency in respect to the independent system monitoring of a DOA holder?

Can I, as a DOA holder, appoint a deputy for one of the key management positions? And is an EASA DOA Form 4 required for such a deputy?

My organisation is based in a country outside the EU. Can I apply for DOA?

Do I, as a DOA holder that only deals with minor changes and minor repairs, need to have an occurrence reporting system?

When is an organisation, designing a product (aircraft, engine, propeller), exempt from having a DOA?

How does the Agency accept the management staff of a design organisation?

What are the expectations of the Agency in respect to the appointment of CVEs?

Can an electronic management system fulfil the requirements for a DOA handbook and procedures?

Can you provide me any guidance or template, how I should write a DOA handbook?

General

How should I, as a DOA holder, setup the interface with a Maintenance organisation for the first installation of a design change?

Why should I, as a DOA holder - having been granted the privilege to approve compliance documents, submit any compliance document to the Agency?

How can I learn about the Agency's activities regarding design organisations?

Do I, as a DOA holder, need to obtain confirmation from the maintenance organisation that my design change has been incorporated on a specific product?

(Flight) Testing

Typically, some ground and flight tests are performed on each production aircraft. Is a Production ground and flight test program to be considered part of the type design?

For certification tests performed or witnessed by the Agency, what is the purpose of the additional statement of compliance (ref 21.A.33(e))?

DOA Capabilities (technical fields)

My company is involved in software / complex electronic hardware installation. What are the expectations of the Agency in this field of expertise?

What are the expectations of the Agency in respect to environmental protection (EP) competences within a design organisation?

Can a DOA Holder issue a compilation of EASA approved revisions to the Airworthiness Limitations Section (ALS) of the Instructions for Continued Airworthiness (ICA)?

What scope of work / competences are needed for a DOA holder to approve external livery design changes (e.g. painting or adhesive films)?

Can I, as DOA holder, approve a permanent minor repair design as a revision of the same repair dossier which was initially approved as a temporary minor repair solution?

Can a DOA Holder replace pages of an approved Aircraft Flight Manual (AFM)? Which constraints should be kept in mind?

What are the expectations of the Agency in respect to DOA competencies and procedures in relation to the approval of changes to jet fuel specifications?

Acceptance of applications from foreign design organisations

I am a foreign applicant for a Supplemental Type-Certificate (STC) or a foreign applicant (other than TC holder) for a Major Repair. What conditions do I need to meet?

I am a foreign design organisation and would like to receive the privilege to issue Minor Change or Repair approvals on behalf of EASA. What conditions do I need to meet?

I am a foreign design organisation and would like to apply directly to EASA for a Minor Change or Repair approval in accordance with 21.A.92 (b) of Regulation 748/2012. What conditions do I need to meet?

What is the impact of this policy for existing foreign DOA holders?

What has triggered this policy?

What are the basic considerations for this policy?

I am a foreign applicant for a Type-Certificate (including post TC changes and repairs). What conditions do I need to meet?

Flight conditions & Permit to Fly

There are several specific purposes defined for a permit to fly (reference 21.A.701). Can I, as a DOA holder, have the privilege to issue a permit to fly for any of these purposes?

Can you please clarify the differences between Forms 18A, 18B, 20A and 20B?

Can I, as a DOA holder, use my privilege to approve a permit to fly for an aircraft registered in a different country? Even when that country is not a member of the EU?

Are the European operational rules applicable to an aircraft flying under a permit to fly?

Can I, as a DOA holder, approve flight conditions and issue permits to fly for ferry flights?