This part of this European Standard applies to lifting plants for wastewater containing faecal matter for limited applications used for drainage a single WC according to EN 33 or EN 37 to which it is directly connected and located below flood level. The number of users shall be small and there shall be a further WC available above flood level. In addition, each plant shall serve no more than one wash-hand basin, one shower and one bidet provided they pass the test described in clause 8 and they are installed in accordance with standard prEN 12056-1. The direct or indirect connection of other sanitary appliances is not allowed. A faecal lifting plant for limited applications shall be located in the same room as the WC and any other appliance served by it. This part of this standard contains general requirements, basic construction and testing principles, together with advice on materials and quality surveillance. Construction and testing requirements for non-return valves used in faecal lifting plants for limited applications are given in EN 12050-4.