eau et assainissement – Usages et conditions d'utilisation des eaux de pluies et eaux usées traitées

This written question concerns the use of rainwater and treated wastewater, exploring how these resources can be utilized and under what conditions. It aims to understand current practices and potential for increased reuse in water management. The question addresses how individuals and entities can use these water sources, focusing on the regulations and requirements for their application. It seeks clarity on the legal and practical aspects of reusing treated wastewater and rainwater.