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Capital Gains Tax on Property in Canada: What Ontario Sellers Need to Know

February 20, 20266 min read

The Principal Residence Exemption

If the property you're selling is your principal residence — the home where you ordinarily reside — you may be fully exempt from capital gains tax under Canada's Principal Residence Exemption (PRE). This is one of the most valuable tax benefits available to Canadian homeowners.

To qualify, you must have designated the property as your principal residence for each year you owned it. You can only designate one property per family unit (you, your spouse, and minor children) per year. If you own a cottage and a city home, you'll need to determine which designation provides the greater tax benefit.

When Capital Gains Tax Applies

Capital gains tax applies when you sell a property that is not your principal residence — investment properties, rental properties, vacation homes, or land. The capital gain is calculated as: sale price minus purchase price minus eligible expenses (real estate commissions, legal fees, renovation costs that increased the property's value).

In Canada, 50% of the capital gain (the "taxable portion") is added to your income for the year and taxed at your marginal tax rate. For high-income earners in Ontario, the combined federal and provincial marginal rate can exceed 53%. On a $200,000 capital gain, that's approximately $53,000 in tax.

The 2024 Capital Gains Inclusion Rate Change

The federal government increased the capital gains inclusion rate from 50% to 66.67% for gains exceeding $250,000 annually for individuals (effective June 25, 2024). This means the first $250,000 in capital gains in a year is included at 50%, and any amount above $250,000 is included at 66.67%. For corporations and trusts, the 66.67% rate applies to all capital gains.

This change significantly impacts property investors and sellers with large gains. Planning the timing of property sales and potentially spreading gains across tax years has become more important.

Eligible Deductions

You can reduce your capital gain by deducting legitimate expenses:

  • Real estate agent commissions
  • Legal fees for the purchase and sale
  • Capital improvements (renovations that add value — not routine maintenance)
  • Land transfer tax paid on purchase
  • Survey costs

Keep all receipts. CRA can audit capital gains claims going back several years, and undocumented deductions will be denied.

Reporting Requirements

Since 2016, all Canadian residents must report the sale of a principal residence on their tax return — even if the gain is fully exempt under the PRE. Use Schedule 3 of your T1 return and designate the property using Form T2091. Failure to report can result in a penalty of $100 per month late, up to $8,000.

Tax Planning Strategies

Consult an accountant before selling a non-principal-residence property. Strategies to minimize capital gains tax include: timing the sale to straddle tax years, maximizing eligible expense deductions, using the PRE optimally across multiple properties, and considering the incorporation of investment properties. These strategies are complex and require professional advice specific to your situation.