Sch 1A para 31
The manufacturer shall lodge an application with a single approved body of their choice. The application shall include— (a) the name and address of the manufacturer and, if the application is lodged by the authorised representative, their name and address as well; (b) a written declaration that the same application had not been lodged with any other approved body; (c) the technical documentation which shall— (i) make it possible to assess the conformity of the pressure equipment, or the assembly, to the relevant requirements; (ii) include an adequate analysis and assessment of the risk; (iii) specify the applicable requirements and contain, where applicable— (aa) a general description; (bb) the conceptual design and manufacturing drawings and diagrams of components, sub-assemblies, circuits and all other relevant parts, to component level; (cc) descriptions and explanations necessary for an understanding of those drawings and diagrams and the operation of the pressure equipment; (dd) a list of the designated standards; (ee) information concerning the qualifications and approvals required under paragraphs 21 and 22 of Schedule 2; (d) supporting evidence for the adequacy of the technical design solution which shall— (i) mention any documents that have been used, in particular where the relevant designated standards have not been applied in full; and (ii) include, where necessary, the results of tests carried out— (aa) by the appropriate laboratory of the manufacturer applying other relevant technical specifications; or (bb) by any other testing laboratory on their behalf and under their responsibility.