The municipality or competent public establishment in charge of the public urban rainwater management service, mentioned in article L. 2226-1 :
1° Defines the components of the urban rainwater management system, distinguishing between the parts forming a combined system with the wastewater collection system and the parts forming a separate system. These elements include installations and works, including water retention areas, intended for the collection, transport, storage and treatment of rainwater;
2° Ensures the creation, operation, maintenance, renewal and extension of these installations and works as well as the control of devices preventing or limiting the discharge of rainwater into these public works.
When an element of the system is also assigned to another use, the manager of the public urban stormwater management service obtains the agreement of the owner of this structure before any intervention.