The new EU drinking water Directive (EU) 2020/2184 and its hygiene requirements have been implemented through legislation of the Ministry of Social Affairs and Health. Regulation overlapping with the drinking water Directive and its national implementation must be repealed from the legislation of the Ministry of the Environment. The Decree issues minimum requirements in Finland for the mechanical connectors of copper pipes intended for the supply of drinking water and hot water and which are located in buildings and properties. The provisions of the current Decree (481/2019) on the suitability for the conveyance of domestic water are repealed. In other respects, no changes are made to the Decree.