This European Standard specifies the basis of an administrative process for exchange of data such as technical drawings, design parts list (see EN 15016-2) and other related technical documents for railway applications.This European Standard applies to all railway organisations and parties concerned with the exchange of technical documents like drawings, part lists and related technical documents that are officially numbered. Furthermore, it applies to suppliers preparing these documents on behalf of the railway companies or railway network users.The basic requirements apply to all drawings, parts lists and related technical documents independently of the t