On November 5, 2026, together with Budget 2026, Finance Canada published the parameters of new mortgage insurance for "missing middle" housing: from February 1, 2027, new buildings with five to fifty units can be insured at up to 90% loan-to-value with amortization of up to 50 years, and new three- and four-unit homes at up to 90% of projected value with a 30-year amortization. Two days earlier Statistics Canada reported that new condo prices in Ottawa rose 1.6% in the third quarter while the nine-city index fell 0.6%. For builders in Ottawa and Gatineau, the three months before February are the time to become visible to the investors and owners who will now run the numbers on multiplex and small rental projects.
What changes on February 1, 2027
The Finance Canada backgrounder of November 5, 2026 sets the rules for two products. Chapter 3 of Budget 2026 describes the same measure as "permitting private mortgage insurers to offer mortgage loan insurance on five- to fifty-unit residential properties" and "new mortgage insurance flexibilities for three- and four-unit homes".
| Parameter | 5 to 50 units | New 3 and 4 units |
|---|---|---|
| Permitted uses | Construction, purchase, refinance, renewal | Construction of new homes, purchase of newly built homes |
| Maximum loan-to-value | 90% for new construction, 85% for other transactions | 90% of projected value upon completion |
| Maximum amortization | 50 years for new construction, 40 years for other transactions | 30 years |
| Borrower tests | Debt coverage ratio of at least 1.15 (5-year term) or 1.10 (10-year term); net worth of at least 25% of the loan, minimum $100,000, assets held in Canada | GDS up to 39%, TDS up to 44%, minimum qualifying rate; credit score of 600 or higher for at least one borrower or guarantor |
| Owner occupancy | Not required | Not required |
| Maximum property value | None | None |
The 5–50 unit property must be held under a single legal title or ownership structure and cannot be assembled from separately titled properties. For construction financing, insurers apply their own underwriting criteria. The rules apply to insurance applications that lenders submit to mortgage insurers on or after February 1, 2027.
The Ottawa market in the latest numbers
Statistics Canada's New Condominium Apartment Price Index for the third quarter of 2026, released on November 3, tracks developers' selling prices of new condo units (2017 = 100). Ottawa–Gatineau (Ontario part) reached 143.9, up 1.6% in the quarter, the largest increase among the nine metropolitan areas covered. The composite index for Canada fell 0.6% to 120.8; Toronto lost 0.8% and Montréal gained 0.7%.
For a local builder this combination is a marketing signal. Investors and landowners will compare multiplex and small rental projects with fresh financing parameters in hand. A builder whose site shows clear multiplex services and finished local projects gives them a reason to call first.
Who will be searching, and for what
- Owners of a lot in Ottawa planning a triplex or fourplex. Both products work without an owner-occupancy requirement, so small investors are part of this audience.
- Investors and landowners weighing a 5–50 unit rental building, where the 50-year amortization applies to new construction.
- Real estate agents and mortgage brokers who need a builder to recommend to their clients.
A marketing plan for builders before February 2027
- Create a separate service page for each product you build: multiplexes of three to four units and rental buildings of five units and more, with your real project sizes and typical timelines.
- Publish project pages with facts: number of units, storeys, neighbourhood, construction stage, photos from the site.
- Add a financing FAQ that quotes the official parameters with a link to Finance Canada and refers readers to a lender or mortgage broker for advice on their case.
- Update your Google Business Profile: categories, service area for Ottawa and Gatineau, recent project photos.
- Prepare French pages for Gatineau and the Quebec side of the region.
- Add qualifying fields to the contact form: lot address, zoning status, number of units, target start date.
New pages usually take several weeks to be indexed and two to four months to reach stable positions, depending on competition and the condition of the site. Starting in November leaves a margin before February 1, 2027.
This overview covers marketing. Financing decisions depend on the lender, the insurer and your project; the parameters above come from the Finance Canada backgrounder.
Be the builder investors find first. Marketing MIX in Ottawa runs construction SEO in Ottawa and works as a construction marketing agency for contractors and developers. We build multiplex service pages, project pages and local search presence before the new rules start.
Get an estimate+1 613 867 7767FAQ
When do the new missing middle mortgage insurance rules start?
They apply to mortgage insurance applications that lenders submit to insurers on or after February 1, 2027, according to the Finance Canada backgrounder of November 5, 2026.
What loan-to-value and amortization apply to new 5–50 unit buildings?
Up to 90% loan-to-value and up to 50 years of amortization for new construction; 85% and 40 years for purchase, refinance and renewal.
Does the owner have to live in a new fourplex to use the insurance?
The parameters for new three- and four-unit homes and for 5–50 unit buildings contain no owner-occupancy requirement.
