The Fast Rule
As of May 2, 2026, London grant-funded work is not a basic coupon job. The City requires the work to be done through a licensed plumber/drainage contractor, the required permit(s) must be obtained, and the permit(s) must pass City inspection before grant funding is paid out. That means the plumber you hire has to be more than available. They have to be grant-ready.
What to look for first: Ask each contractor, “Who owns the permit, the inspection coordination, and the written scope the City will review?” If the answer is vague, keep shopping.
What the Contractor Quote Must Include
The City explicitly expects quotes to detail the work and separate labour and material costs by scope. If a quote is one lump-sum line item, you are taking on avoidable risk.
- Each grant item broken out separately: backwater valve, sump pit and pump, battery backup, storm connection work, or camera inspection if applicable.
- Labour and materials separated: do not accept a single number with no explanation of where the money goes.
- Permit and inspection coordination identified: who applies, who books inspections, and whether permit fees are included.
- Device specifications: sump pump type, battery backup brand, discharge route, and valve model where relevant.
- Work exclusions listed clearly: restoration, flooring, drywall, painting, landscaping, and concrete finishing should be identified if not included.
- HST shown separately: your out-of-pocket math changes when the 13% tax is added.
- Existing conditions documented: weeping tile status, camera findings, or whether there is confirmation that no weeping tiles exist.
“Backwater valve labour: $1,950. Backwater valve materials: $720. Sump pit and pump labour: $3,100. Sump pit and pump materials: $1,840. Permit fees included.”
“Basement flood package: $6,500.” That format makes it harder to compare, harder to defend, and easier to miss ineligible costs.
Why Master-Plumber Oversight Is Functionally Required
Even when homeowners hear different terminology in the market, the practical standard is the same: grant work needs a contractor who can own code-compliant plumbing scope from diagnosis to passed inspection. In London, that means the plumber must be comfortable with drainage work, the Ontario Building Code, discharge compliance, written confirmation of existing conditions, permit handling, and inspection signoff.
That is why homeowners should insist on master-plumber-level oversight instead of treating this as a generic handyman or promotion-driven service call. If the person quoting the job cannot explain the discharge path, the weeping tile condition, the backwater valve dependency, or the permit sequence, they are not the right fit for a City grant project.
Ask these five questions before you sign
- Who is responsible for the plumbing permit and City inspections?
- Will the quote separate labour and materials for each eligible grant item?
- How are you confirming whether the weeping tiles are connected to sanitary or storm?
- Where will the sump discharge go, and how does that comply with London rules?
- What restoration work is not included in this price?
Why “$150 Off” Generic Coupons Should Make You Nervous
Coupon math is tiny compared with grant math. Saving $150 on the wrong contractor is a bad trade if the scope is incomplete, the permit never passes, or the quote buries ineligible restoration inside the price.
Most homeowners are comparing the wrong numbers. A grant project can involve thousands of dollars in eligible work and a reimbursement cap of up to $1,800 for a backwater valve and up to $4,000 for weeping tile disconnection to a new sump pit and pump. A flashy discount can distract you from the details that actually protect your reimbursement.
The Best Way to Compare Bids
Put every quote into the same side-by-side format. Compare pre-tax quote, HST, eligible items included, excluded restoration, permit handling, and the likely grant category match. If one contractor is cheaper because they omitted battery backup, skipped the camera work, or ignored concrete restoration, that is not a true apples-to-apples comparison.
Never start work before written approval. The City program is not retroactive. If a contractor pressures you to “just get started,” they are asking you to take the program risk.