Updated: April 2025  |  bremo.io financial guides

Investment Property Mortgage Rules in Canada

Buying an investment property in Canada comes with its own set of mortgage rules — stricter than for a primary residence in most respects. Down payment requirements are higher, rental income is only partially counted, and the stress test still applies. Here's what you need to know before buying your first (or next) rental property.

Minimum Down Payment for Investment Properties

Investment properties require a minimum 20% down payment. You cannot use insured (CMHC) mortgages for non-owner-occupied investment properties. This 20% minimum applies regardless of the purchase price.

Exception — owner-occupied with rental suite: If you're buying a property and living in it while renting out a suite or other units, it's treated differently. Duplexes, triplexes, and fourplexes where you occupy one unit may qualify for insured mortgages with smaller down payments. Properties with 5 or more units are commercial mortgages.

How Rental Income Is Counted

Lenders don't count 100% of projected rental income when qualifying you for an investment property mortgage. They apply offsets to account for vacancies, maintenance, and management costs. Standard approaches:

Rental Offset Method

The lender takes 50-80% of projected gross rental income and adds it to your qualifying income. The remaining percentage is the offset for expenses. If the property rents for $2,000/month, the lender might count $1,000-$1,600 per month as income toward your qualification.

Rental Add-Back (Debt Coverage)

Some lenders, particularly for experienced investors, will use a debt service coverage ratio (DSCR) approach where the property's net operating income covers the mortgage payment. This is more common for commercial properties but relevant for some larger residential portfolios.

Actual vs. Market Rent

If you already own a rental property, lenders want to see actual rental income documented on tax returns. For a new purchase, they use market rent assessments from appraisers.

The Stress Test on Investment Properties

The mortgage stress test applies to investment property mortgages at federally regulated lenders. You must qualify at your contract rate plus 2% or 5.25%, whichever is higher. The rental income offsets help, but you still need sufficient personal income to clear the stress test ratios.

Multiple Investment Properties

Qualifying for a second, third, or fourth investment property becomes progressively harder as each property's mortgage shows up in your TDS ratio. Some lenders cap the number of rental properties they'll lend to a single borrower. Others have higher rate pricing for rental portfolios.

Portfolio lenders and certain commercial lenders are better suited for investors with 5+ rental properties. A mortgage broker with experience in real estate investment is particularly valuable at this stage.

Rates on Investment Properties

Investment property mortgage rates are typically 0.1-0.3% higher than owner-occupied rates, reflecting the slightly higher risk. Rates vary by lender, down payment amount, and borrower strength. Shop through a broker to find lenders that are genuinely competitive for investment properties rather than simply accepting the premium as standard.

Tax Implications

While not a mortgage topic directly, understanding tax implications helps you plan your investment properly:

Consult a tax accountant familiar with real estate investment before purchasing.

Financing Strategies for Real Estate Investors

StrategyDescription
BRRRR (Buy, Renovate, Rent, Refinance, Repeat)Buy below market, renovate, refinance at higher value to pull out equity for next purchase
Using primary home equityHELOC or second mortgage on primary residence to fund investment down payment
Portfolio lenderSpecialized lenders for investors with multiple properties
Joint venturePartner with investor for down payment capital; structure shared ownership

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