BS EN 9107:2018:仅限于要求采购订单直接交付的商业航空航天行业 授权（DDA），包括采购订单和设计之间的适当安排（AA） 组织（DO）。在此过程中，DO负责确保设计的持续更新 以及适航性数据提交给PO，同时PO负责确保 物品符合批准的设计和适航数据。采购订单负责提供 适航放行文件。购买本文件时可获得的所有当前修订均包含在购买本文件中。

BS EN 9107:2018: Limited to the commercial aerospace industry where a request is made for a PO to have Direct Delivery Authorization (DDA), which includes an Appropriate Arrangement (AA) between the PO and the Design Organisation (DO). In this process the DO is responsible for ensuring the continuous updating of design and airworthiness data to the PO, whilst the PO is responsible for assurance that the manufactured article conforms to approved design and airworthiness data. The PO is responsible to provide airworthiness release documentation.All current amendments available at time of purchase are included with the purchase of this document.