IRImplementing rule
21.A.5Record-keeping
All natural or legal persons that hold or have applied for a type-certificate, restricted type-certificate, supplemental type-certificate, ETSO authorisation, design or repair approval, permit to fly, production organisation approval certificate or letter of agreement under this Regulation shall:
(a)when they design a product, part, appliance, UAS, CMU or CMU component, or changes or repairs thereto, establish a record-keeping system and maintain the relevant design information/data; that information/data shall be made available to the Agency in order to provide the information/data that is necessary to ensure the continued airworthiness of the product, part, appliance, UAS, CMU or CMU component, the continued validity of the operational suitability data, and compliance with the applicable environmental protection requirements;
(b)when they produce a product, part, appliance, CMU or CMU component, record the details of the production process relevant to the conformity of the product, part, appliance, CMU or CMU component with the applicable design data, and the requirements imposed on their partners and suppliers, and make that data available to their competent authority in order to provide the information that is necessary to ensure the continuing airworthiness of the product, part, appliance, UAS, CMU or CMU component;
(c)with regard to permits to fly:
1.maintain the documents that are produced to establish and justify the flight conditions, and make them available to the Agency and to their competent authority of the Member State in order to provide the information that is necessary to ensure the continued airworthiness of the aircraft, the UAS and the CMU;
2.when they issue a permit to fly under the privilege of approved organisations, maintain the documents associated with it, including inspection records and documents that support the approval of the flight conditions and the issuance of the permit to fly itself, and make them available to the Agency and to their competent authority of the Member State responsible for the oversight of the organisation in order to provide the information that is necessary to ensure the continued airworthiness of the aircraft, the UAS and the CMU;
(d)retain records of the competence and qualifications, referred to in points 21.A.139(c), 21.A.145(b), 21.A.145(c), 21.A.239(c), 21.A.245(a) or 21.A.245(e)(1), of the personnel that are involved in the following functions:
1.design or production;
2.independent monitoring of the compliance of the organisation with the relevant requirements;
3.safety management;
(e)retain records of the authorisation of personnel, when they employ personnel that:
1.exercise the privileges of the approved organisation pursuant to points 21.A.163 and/or 21.A.263, as appropriate;
2.carry out the independent function to monitor the compliance of the organisation with the relevant requirements pursuant to points 21.A.139(e) and/or 21.A.239(e), as appropriate;
3.carry out the independent verification function of the demonstration of compliance pursuant to point 21. A.239(d)(2).
IR · 21.A.5 — Regulation (EU) No 748/2012 · Regulation (EU) 2024/1108 · Initial Airworthiness Easy Access Rules · EAR revision 27 Nov 2025