21.A.265 Obligations of the holder

SI No. 878/2025

The holder of a design organisation approval shall, within the scope of its terms of approval, as established by the CAA:

(a) maintain the handbook required under point 21.A.243 in conformity with the design assurance system;

(b) ensure that this handbook or the relevant procedures included by cross-reference are used as a basic working document within the organisation;

(c) determine that the design of the products, or of the changes or repairs to the products, complies with the applicable type-certification basis, operational suitability data certification basis, and the environmental protection requirements, and has no unsafe features;

(d) provide the CAA with statements and associated documentation confirming compliance with point (c), except for approval processes carried out in accordance with point 21.A.263(c);

(e) provide to the CAA data and information related to the actions required under point 21.A.3B;

(f) determine, in accordance with point 21.A.263(c)(6), the flight conditions under which a permit to fly can be issued;

(g) establish, in accordance with point 21.A.263(c)(7), compliance with points (b) and (e) of point 21.A.711 before issuing a permit to fly to an aircraft;

(h) designate data and information issued under the authority of the approved design organisation within the scope of its terms of approval as established by the CAA with the following statement: ‘The technical content of this document is approved under the authority of the DOA ref. UK. 21J.XXXX’;