🏢 CMHC Multi-Unit Mortgage Loan Insurance (MLI) in Toronto & the GTA

Financing rental properties, multiplexes, and apartments with CMHC-backed programs

The Greater Toronto Area has one of the strongest rental markets in Canada. From Toronto’s downtown condo towers to Hamilton’s student rentals and the GTA’s multiplexes, demand for rental housing continues to grow. For investors and developers, the challenge isn’t finding tenants — it’s securing the financing that makes projects feasible.

That’s where CMHC’s Multi-Unit Mortgage Loan Insurance (MLI) programs come in. These programs — most notably MLI Select and Standard Rental Housing MLI — provide investors, builders, and owners with access to higher loan-to-value ratios, longer amortizations, and lower borrowing costs than traditional commercial financing. In short, CMHC-insured multi-unit loans make it possible to fund projects that might otherwise not work on paper.

At Ontario Mortgage Experts, we specialize in structuring and securing CMHC-backed financing for investors across Toronto, Mississauga, Oakville, Burlington, and Hamilton & of course all across Ontario

Looking to finance a multi-unit property?

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Understanding CMHC Multi-Unit Insurance

Mortgage loan insurance is often associated with first-time homebuyers and insured mortgages under $1.5M. But CMHC also plays a pivotal role in the rental housing sector through its Multi-Unit Loan Insurance programs, which cover properties with five or more residential units.

The purpose of these programs is simple: to encourage the creation, preservation, and improvement of Canada’s rental housing supply. In exchange for meeting CMHC’s underwriting criteria, borrowers benefit from:

  • Higher loan-to-value (LTV) ratios than conventional financing.
  • Longer amortization periods (up to 50 years in some cases).
  • Lower interest rates, since lenders treat insured loans as lower risk.
  • Improved refinancing and equity take-out opportunities.

While there are several variations of CMHC multi-unit insurance, the two that dominate the market are Standard Rental Housing MLI and MLI Select.

Standard Rental Housing MLI

The Standard Rental Housing program is the foundation of CMHC’s multi-unit insurance. It’s designed for traditional rental buildings with five or more units, including new construction, existing properties, or refinancing.

This program is ideal for:

  • Apartment buildings.
  • Multi-unit rentals (if 5+ units).
  • Mixed-use properties with up to 30% commercial space.

Key Features

  • Loan-to-Value (LTV): Up to 85% for purchases and refinances.
  • Amortization: Up to 40 years (depending on property type and condition).
  • Debt Coverage Ratios (DCR): Generally between 1.20–1.30, depending on market and property risk.
  • Premiums: Payable at the outset, based on loan amount, property type, and term.

This program is widely used for stable, income-producing properties where the goal is long-term financing at favorable rates. It doesn’t require additional commitments (like affordability or sustainability targets), making it straightforward but slightly less flexible than MLI Select.

MLI Select: The Enhanced Program

Launched in 2022, MLI Select is CMHC’s flagship program for multi-unit properties. It’s designed not just to finance rental housing, but to reward projects that contribute to affordability, accessibility, and climate sustainability.

What sets MLI Select apart is its point-based scoring system. Borrowers commit to certain targets (such as setting aside affordable units, building to higher energy efficiency standards, or including accessible features). Each commitment earns points, and the total score determines the loan’s benefits.

The Scoring System

  • Affordability: Points awarded if a percentage of units are kept below median market rent.
  • Accessibility: Points awarded for accessible units and features that meet CSA standards.
  • Climate: Points for improved energy efficiency and reduced greenhouse gas emissions.

A minimum of 50 points is required to qualify for MLI Select, with higher scores unlocking stronger benefits.

Benefits of MLI Select

  • Higher LTV: Up to 95% loan-to-value (compared to 85% in Standard Rental).
  • Longer Amortization: Up to 50 years, significantly reducing monthly payments.
  • Lower DCR Requirement: As low as 1.10, compared to 1.20+ under Standard.
  • Premium Discounts: Insurance premiums decrease as your point score increases.

For investors, the difference is substantial. A property that barely cash flows under conventional financing can become a strong performer under MLI Select, thanks to the extended amortization and higher leverage.

📊 How the CMHC MLI Select Point System Works

What makes MLI Select different from Standard Rental Housing is its outcomes-based point system. Instead of every project being treated the same, CMHC rewards projects that contribute to affordability, accessibility, and energy efficiency (climate goals). The more commitments your project makes in these areas, the higher your score — and the more favourable your financing terms.

Here’s how it works:

  • Every project applying under MLI Select must achieve at least 50 points across one or more categories (affordability, accessibility, climate).
  • The higher your score, the better your loan terms:
  • 50 points → up to 85% LTV, 40-year amortization.
  • 70 points → up to 95% LTV, 45-year amortization.
  • 100 points → up to 95% LTV, 50-year amortization.

This means a project that barely cash flows under conventional financing can often achieve very strong numbers with MLI Select.

🏠 Affordability (Up to 100 Points Possible)

Affordability commitments usually offer the highest point potential.

  • If you agree to keep a percentage of your units at below-market rents (often based on median renter income in your area), you earn points.
  • The greater the affordability and the longer you commit (20–40 years), the more points you score.
  • Example: Setting aside 40% of units at 30% below market rent for 20+ years could earn a project most of the points needed on its own.

👉 For many developers, affordability is the single most powerful lever for hitting 70+ or 100+ points.

♿ Accessibility (Up to ~30 Points Possible)

Accessibility commitments earn fewer points than affordability, but they’re still important.

  • Projects that include CSA-compliant accessible units (wider doorways, roll-in showers, elevators, etc.) earn points.
  • The more accessible units you provide, the higher the score.
  • Accessibility features in common areas (ramps, elevators, automatic doors) can also contribute.

👉 While it won’t usually get you to 100 points on its own, accessibility can be the “boost” that pushes a project over the 50-point or 70-point threshold.

🌱 Climate / Energy Efficiency (Up to ~30–50 Points Possible)

Sustainability is the third pillar of MLI Select. Points are awarded for reducing energy use and greenhouse gas emissions compared to baseline standards.

  • New builds can qualify by exceeding building code efficiency requirements.
  • Retrofits can qualify by significantly improving a building’s energy efficiency.
  • Certifications such as Energy Star, LEED, or Net Zero Ready can provide documentation to support your scoring.

👉 Climate points are often easiest to achieve with new construction, since efficiency can be designed from the ground up. For existing buildings, retrofits (insulation, HVAC upgrades, solar panels) can still unlock points.

🎯 What Gets You the Most Points

In practice, most investors and developers maximize points in the Affordability category because it carries the heaviest weight. However, a balanced strategy often works best:

  • Affordability = foundation for scoring big points.
  • Accessibility = relatively low-cost way to boost your score.
  • Climate = adds additional points and can improve long-term operating costs.

For example, a new Toronto development might commit 40% of units as affordable for 20 years (major points), design 10% of units as fully accessible (additional points), and meet advanced energy standards (final points). Together, these could easily push the project into the 100+ point range, unlocking maximum benefits: 95% LTV and a 50-year amortization.

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Which Program is Right for You?

  • Standard Rental Housing MLI is best for:
    • Investors purchasing or refinancing stable, market-rate rental buildings.
    • Projects that don’t meet affordability, accessibility, or climate thresholds.
    • Borrowers who want straightforward underwriting and don’t need maximum leverage.
  • MLI Select is best for:
    • Developers of new purpose-built rentals.
    • Investors committed to affordability, sustainability, or accessibility.
    • Larger projects where cash flow is tight under conventional financing.
    • Owners looking for maximum leverage and ultra-long amortizations.

Other CMHC Multi-Unit Programs

While Standard Rental and MLI Select dominate, CMHC also insures other specialized housing types:

  • Retirement Homes: Designed for senior living facilities (must have 50+ units/beds).
  • Student Housing: For purpose-built student accommodations near colleges and universities.
  • Supportive Housing: Rental housing with on-site support services.
  • Single Room Occupancy (SRO): Shared accommodation with private bedrooms and common facilities.

These programs are tailored to their respective markets but generally follow similar principles — higher LTVs, extended amortizations, and lower rates compared to uninsured financing.

The Application Process

Applying for CMHC multi-unit insurance is more complex than a standard mortgage. Expect to provide:

  • Detailed rent rolls and operating statements.
  • Property appraisals and environmental assessments.
  • Affordability, accessibility, or climate commitments (for MLI Select).
  • Borrower financials, including corporate and personal statements.
  • Development plans and budgets (for construction).

Approval timelines can be longer — often several months — especially for MLI Select, given the added scoring system. Planning ahead is essential.

Recent Updates (2024–2025)

  • Insured Mortgage Cap Increase: As of December 2024, CMHC raised the insured mortgage limit from $1 million to $1.5 million, opening the door for more properties to qualify with lower down payments.
  • Premium Updates: In July 2025, CMHC introduced risk-based premiums for multi-unit programs. Premiums now vary based on LTV, loan purpose, and property risk, with discounts available for higher MLI Select scores.
  • Faster Construction Funding: Rental achievement holdbacks have been eased, allowing funds to flow faster during construction.

Why Work With a Mortgage Broker on MLI Financing

CMHC multi-unit applications are highly specialized. Unlike a bank mortgage, success often depends on how the file is structured and how commitments are documented.

As mortgage brokers specializing in the GTA multi-unit market, we:

  • Match your property to the right CMHC program.
  • Structure your file to maximize points (MLI Select).
  • Navigate premium changes and new rules.
  • Access lenders familiar with CMHC multi-unit insured lending.
  • Provide step-by-step support from application through funding.
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Why Choose Ontario Mortgage Experts

  • Specialists in Multi-Unit Mortgages: From triplexes to 100-unit buildings.
  • Expertise in MLI Select & Standard Rental Housing: We know the details inside and out.
  • 50+ Lender Network: From banks to credit unions to private lenders.
  • Investor-Focused: We understand BRRRR, refinancing, and portfolio scaling.
  • Local Market Knowledge: Toronto, Mississauga, Oakville, Burlington, Hamilton.