Documents RSM helps organize
Contractor invoices, proof of payment, photos, permit records, inspection notes, equipment details, assessment forms, and homeowner notes.
Regional Stormwater Management Corp • RSM
Plain-English guidance for Markham homeowners organizing documents for backwater valves, sump pumps, lateral repair, and eligible flood-protection work.
Private coordination and training organization. Rebate approval is determined by municipalities. Insurance acceptance is determined by insurers.
Rebate support
Plain-English guidance for Markham homeowners organizing documents for backwater valves, sump pumps, lateral repair, and eligible flood-protection work.
Contractor invoices, proof of payment, photos, permit records, inspection notes, equipment details, assessment forms, and homeowner notes.
RSM does not approve rebates, guarantee rebates, or act on behalf of a municipality.
Begin with a flood protection assessment or documentation request so the record can be organized before submission.
Request support →Markham program context
Markham’s Private Plumbing Protection Rebate Program lists rebate categories for indoor and outdoor backwater valves on sanitary and storm laterals, as well as weeping tile and lateral repair categories. Program conditions and deadlines are determined by the City of Markham.
| Markham item | Published maximum rebate |
|---|---|
| Indoor backwater valve on sanitary lateral | $1,750 |
| Indoor backwater valve on storm lateral | $1,750 |
| Outdoor backwater valve on sanitary lateral | $2,000 |
| Outdoor backwater valve on storm lateral | $2,000 |
Source: City of Markham Basement Flooding and Sewer Back-up Prevention page. RSM does not approve rebates.
FAQ
No. Regional Stormwater Management Corp is a private service, training, and coordination organization. It is not a municipality and does not approve rebates.
No. Flood-protection systems can reduce risk when properly selected, installed, maintained, and documented, but no private company can guarantee that flooding will never occur.
No. RSM helps organize insurance-ready records, but coverage, claims, acceptance, and premium decisions are made by the homeowner’s insurer.
Start with structure
Request help from RSM for assessment coordination, contractor matching, rebate support, insurance-ready records, or professional training.