Richmond Hill · City of Richmond Hill
Basement Flooding Rebate in Richmond Hill
Up to $1,500 for Richmond Hill homeowners through the City of Richmond Hill Backwater Valve Subsidy Program.
Last verified June 2026
Eligible Richmond Hill residents can receive up to $1,500 toward the cost of installing a backwater valve through the City's Backwater Valve Subsidy Program. The valve lets sewage flow out but blocks it from flowing back in if the sanitary system overflows.
Why Richmond Hill homes need this
During severe storms, overloaded sewers can back up into basements. A backwater valve is a one-time install that protects Richmond Hill homes from that risk for decades.
What the rebate covers
Combined under the up to $1,500 program cap. Per-measure limits may apply — confirm current amounts with City of Richmond Hill before you start.
Read this before you spend a dollar
Subsidies are limited and granted first-come first-served, subject to available funding — apply early. Confirm permit requirements before work begins.
Who qualifies
- •Eligible Richmond Hill resident / homeowner
- •Installation by a qualified, licensed plumber
- •Building permit obtained where required
- •Subject to available funding, first-come first-served
How to apply
- 1Confirm eligibility with the City of Richmond Hill.
- 2Obtain any required permit before installation.
- 3Have a licensed plumber install the backwater valve.
- 4Submit your application with the paid invoice.
A building permit may be required for backwater valve installation — confirm with the City.
Free assessment for your Richmond Hill home
Get connected with a licensed contractor who handles Richmond Hill flood-prevention rebates — they confirm what you qualify for, the pre-approval, and the paperwork. Free, no obligation.
Request free assessment →Other rebates you may be able to stack
Other York Region municipalities
Vaughan (up to $750) and Markham (up to $5,000) run their own programs — see their pages.
Richmond Hill areas covered
The program applies city-wide. Richmond Hill neighbourhoods include:
Common questions
How much is the Richmond Hill basement flooding rebate?
Eligible Richmond Hill residents can receive up to $1,500 toward the cost of installing a backwater valve through the City's Backwater Valve Subsidy Program. The valve lets sewage flow out but blocks it from flowing back in if the sanitary system overflows.
Do I need a permit or pre-approval?
Subsidies are limited and granted first-come first-served, subject to available funding — apply early. Confirm permit requirements before work begins.
Who installs the work?
The work must be completed by a qualified, licensed contractor or plumber. A licensed contractor can confirm what you qualify for, handle the permit, and complete the paperwork.
Other areas
- Basement Flooding Rebate in Mississauga
- Basement Flooding Rebate in Brampton
- Basement Flooding Rebate in Vaughan
- Basement Flooding Rebate in Markham
- Basement Flooding Rebate in Oakville
- Basement Flooding Rebate in Burlington
- Basement Flooding Rebate in Caledon
- Basement Flooding Rebate in Milton
- Basement Flooding Rebate in Hamilton
- City of Toronto — Basement Flooding Protection Subsidy
Source: City of Richmond Hill Backwater Valve Subsidy Program. Last verified June 2026. ClaimRebate.ca is independent and not affiliated with the City of Richmond Hill. Official program page →