IRImplementing rule
21.A.125AIssuance of a letter of agreement
The applicant shall be entitled to have a letter of agreement issued by the competent authority agreeing to the showing of conformity of individual products, parts, appliances, CMUs or CMU components under this Subpart, after:
(a)having established a production inspection system which ensures that each product, part, appliance, CMU or CMU component conforms to the applicable design data and is in a condition for safe operation;
(b)having provided a manual that contains:
1.a description of the production inspection system required under point (a);
2.a description of the means for making the determination of the production inspection system;
3.a description of the tests required in points 21.A.127 and 21.A.128, and the names of persons authorised for the purpose of point 21.A.130(a);
(c)demonstrating that it is able to provide assistance in accordance with points 21.A.3A and 21.A.129(d).
IR · 21.A.125A — Regulation (EU) No 748/2012 · Regulation (EU) 2024/1108 · Initial Airworthiness Easy Access Rules · EAR revision 27 Nov 2025