Toronto Basement Flooding Protection Subsidy
Toronto offers up to $6,650 per property for eligible basement flood-protection work completed under the expanded program.
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Funding & Rebate Options
Compare flood-prevention funding and rebate options in Toronto, Markham, Mississauga, Halton, Vaughan, Richmond Hill, Peel and Durham. Private service, not municipal approval.
Funding and rebates
GTA flood-protection funding options by municipality and region
Each program has its own limits, rules and application requirements. Always verify current eligibility with the official municipality or region before starting work.
| Area | Program | Funding summary | Official source |
|---|---|---|---|
| Toronto | Basement Flooding Protection Subsidy Program | Up to $6,650 per property; up to $1,600 per backwater valve device, max two; sump pump and battery backup categories also listed. | Official page |
| Markham | Private Plumbing Protection Rebate Program | Backwater valves: $1,750 indoor sanitary/storm, $2,000 outdoor sanitary/storm; weeping tile and sump categories listed. | Official page |
| Mississauga | Basement Flooding Prevention Rebate | Maximum rebate $7,500; listed measures include sump pump $6,000 and storm lateral backwater valve $1,500. | Official page |
| Halton Region | Enhanced Basement Flooding Prevention Subsidy Program | Backwater valve subsidy updated to 50% up to $1,600 for work completed after July 15, 2024; other categories also listed. | Official page |
| Vaughan | Back-Water Valve Subsidy Installation Program | Up to $750 for approved sanitary back-water valve installation, subject to funding and eligibility. | Official page |
| Richmond Hill | Backwater Valve Subsidy Program | Up to $1,500 toward eligible backwater valve installation; subject to available funding and eligibility. | Official page |
| Peel Region | Sanitary Backwater Valve Rebate | 60% rebate on invoiced amount up to $1,500 including tax for eligible sanitary backwater valve work. | Official page |
| Durham Region | Basement Flooding Loan Program | Durham publishes basement flooding reporting and loan program information; homeowners should confirm current loan terms directly. | Official page |
Explore
Detailed funding guides
Markham Private Plumbing Protection Rebate
Markham rebates include indoor and outdoor backwater valve options on sanitary or storm laterals and weeping tile/sump measures.
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Mississauga Basement Flooding Prevention Rebate
Mississauga’s program lists eligible measures including sump pump, foundation drain capping, downspout disconnection and storm lateral backwater valve.
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Halton Basement Flooding Prevention Subsidy
Halton Region provides an enhanced subsidy program for flood-prevention home improvements including backwater valves and weeping tile/sump work.
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Vaughan Sanitary Back-Water Valve Subsidy
Vaughan’s subsidy helps with approved sanitary back-water valve installations by a certified plumber.
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Richmond Hill Backwater Valve Subsidy
Richmond Hill residents may apply for assistance toward backwater valve installation when eligibility requirements are met.
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Peel Region Sanitary Backwater Valve Rebate
Peel Region offers a rebate for sanitary backwater valves on eligible residential properties in Brampton, Mississauga and Caledon.
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Durham Basement Flooding Loan Program
Durham Region provides information about basement flooding reporting and a loan program related to sewer-backup flood protection.
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