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Family

Can a Common-Law Partner Claim Part of a Business or Savings Account in Ontario?

TSL Written by the Treadstone Law Team· Updated November 6, 2026

Possibly, but not through automatic sharing. Common-law couples are not legally required to split property acquired while they lived together, and furniture, household items and other property belong to the person who bought them. A partner who contributed to property the other owns may have a right to part of it.

That is where claims based on contribution come in. Courts have developed remedies such as unjust enrichment and constructive trust through case law rather than a statute, and whether your money or work earned a share, and how it is valued, depends on the evidence. Keep records of money you put in, unpaid work, and who held title. If the owner will not agree to repay, you may have to go to court.

Time limits matter. Many civil claims, such as a property-contribution claim between former partners, fall under a basic two-year limitation period that runs from the day the claim was discovered, although which period applies depends on the facts. Support is different: there is no limitation period for a proceeding to obtain support under the Family Law Act. A cohabitation agreement can set ownership or division of property, so couples can plan ahead. Speak to a lawyer early about which deadline applies.

Key takeaways

  • Common-law couples are not legally required to split property acquired while they lived together.
  • A partner who contributed to property the other owns may have a right to part of it, and may have to go to court if the owner will not repay.
  • Many civil claims between former partners face a basic two-year limitation period from the day the claim was discovered, though the right period depends on the facts.
  • A cohabitation agreement can set out ownership or division of property in advance.
This is general information, not legal advice. It doesn’t create a lawyer–client relationship, and the rules can change. For advice on your situation, a Treadstone family lawyer can help.

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Sources

Links go to official government, court and regulator pages. The law changes — confirm you are reading the current version.

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