This CEN Report gives indication for dealing of the combined incineration treatment of sludge and household waste. This European standard is applicable to sludges described in the scope of CEN/TC 308 i.e. specifically derived from : - storm water handling ; - night soil ; - urban wastewater collecting systems ; - urban wastewater treatment plants ; - treating industrial wastewater similar to urban wastewater (as defined in Directive 91/271/EEC ) ; but excluding hazardous sludges from industry. Annex A gives information on various systems to input sludge into a household waste incineration plant.