The purpose of this document is to: — remind the end-purpose of the development phase (see Clause 5); — precise the content and outcomes of a development plan (see Clause 6). This document is a supporting document that supplements RG.Aero 000 41 regarding the specific aspects to be taken into account in the development plan. The iteratively realized development plan is consistent with the documents identified in 6.2.2. This document applies to each level of the product breakdown structure. In particular, it takes account of the customer/supplier relationships.