Eligibility for RIISP

Eligibility for the Residential Inflow and Infiltration Subsidy Program (RIISP)

  • Applicants must, at the time of the application and payment of any subsidy, be the current owner(s) of the residential property for which the application is submitted.  All owners of the property must sign the application.
  • The property to which the application applies must be within the geographical limits of the City of Greater Sudbury
  • The property taxes for the property to which the application applies must be in good standing
  • The property which is subject of the application must be currently connected to the City of Greater Sudbury’s sanitary sewer system
  • The application must relate to one of the approved “RIISP” solutions
  • The eavestrough downspouts and sump pump on any building on the property which is the subject of the application must be properly disconnected from the City sanitary sewer system.  This is not required if the City’s General Manager is satisfied that such disconnection is not feasible in the circumstances, based on opinion of a licensed plumber.  It is the responsibility of the applicant to obtain such an opinion, at their own cost and submit it as part of their application
  • Where the application relates to a backwater valve: (1) the backwater valve to be installed must be a brand approved by the Ontario Building Code (i.e. MAINLINE or Inflowtrolix); (2) the installation must be completed in accordance with the Ontario Building Code; (3) all storm water pipes, drainage services connections, drainage water pipes, drainage sump pump discharge laterals, foundation drains, storm water leaders or eavestrough downspouts must not be connected to the sanitary sewer; (4) the backwater valve must be installed in such a manner that it is easily accessible for inspection and maintenance by the owner at his/her expense.
  • The application relates to first time installations only, not for replacement of existing preventative devices
  • Applications for the subsidy will only be accepted within one year of the installation of the protection device