Toronto, ON — Toronto is expanding its basement flooding protection subsidy program to offer $6,650 in subsidies per property. This announcement took effect on May 1.
Through this program, owners of single-family, duplex, triplex, or fourplex residential homes can apply online for a subsidy to help protect their property from basement flooding.
Eligible work under the expanded subsidy program includes a home plumbing assessment, backwater valves, sump pumps, and foundation drain pipe severance and capping. The expanded subsidy amounts apply to eligible work completed on or after Nov. 12, 2025.
Through this program, homeowners will receive a subsidy of:
- Up to 80 per cent of the invoiced cost, up to a maximum of $500, for a one-time home plumbing assessment.
- Up to 80 per cent of the invoiced cost, to a maximum of $1,600 per device (maximum two devices), to help offset the cost of the installation/replacement of a backwater valve or the installation of an alarm for a backwater valve.
- Up to 80 per cent of the invoiced cost, to a maximum of $2,250 (maximum one device), to help offset the cost of the installation/replacement of a sump pump or the installation of an alarm for a sump pump.
- Up to 80 per cent of the invoiced cost, to a maximum of $400, including eligible labour, materials and taxes, to help offset the cost of disconnecting foundation drains (weeping tiles) from the city’s sewer system by severing and capping the underground sewer connection.
The list of eligible work completed before Nov. 12, 2025, includes backwater valves, sump pumps, and the severance and capping of foundation drain pipe.
For more information on program eligibility, visit the Basement Flooding Protection Subsidy program.