This document gives guidance for specifying requirements for the AoC of compounds/formulations, products, joints and assemblies in accordance with the applicable part of EN 1566 intended to be included in the manufacturer s quality plan as part of the quality management system and for the establishment of certification procedures. NOTE A basic test matrix provides an overview of the testing scheme in Annex A, Table A.1. In conjunction with EN 1566-1 (see European foreword), this document is applicable to solid-wall piping systems made of chlorinated poly(vinyl chloride) (PVC-C) intended to be used for or soil and waste discharge systems (low and high temperature): inside buildings (application area code B ); for both inside buildings and buried in ground within the building structure (application area code BD ).