- Common-law partners in New Brunswick do not get automatic equal division of the home or other property.
- Unjust enrichment is the main legal route for dividing property after an unmarried relationship ends, and living together alone does not create a right to a share.
- Common-law partners can negotiate a settlement or rely on unjust enrichment or constructive trust, so records of what you contributed matter.
You may have paid toward a house that is in your partner's name, renovated it, covered the bills for years or looked after the home and children while your partner built up assets. When the relationship ends, you may be told that you have no claim because you were never married.
That is not the whole picture. New Brunswick law treats unmarried couples differently from married ones, but there is a legal route called unjust enrichment. This article explains in plain terms how it works and what to gather, though the outcome in any case depends on its facts.
This article covers the law of New Brunswick.
What unjust enrichment means
In plain words, unjust enrichment is about fairness when one person ends up better off at another person's expense, and there is no good legal reason why they should keep the whole benefit. For example, one partner may have put money or work into property that the other partner holds in their own name.
The Supreme Court of Canada has treated unjust enrichment as the main route for dividing property after an unmarried relationship ends, and has made clear that cohabitation alone does not create an entitlement to a share. In other words, you have to show something more than the fact that you lived together.
Why common-law partners need it
Married spouses in New Brunswick can apply under the Marital Property Act to have marital property divided in equal shares, for example after divorce or separation with no reasonable prospect of resuming cohabitation. That Act applies to spouses, meaning married persons. A common-law partner does not get automatic equal division of the home or other property.
The Court of Appeal of New Brunswick said in Wills v. Kennedy, 2015 NBCA 31, that there is no automatic equal division of family assets in a common-law relationship. Common-law partners must rely on unjust enrichment or constructive trust, or negotiate a settlement.
| Issue | Married spouses | Common-law partners |
|---|---|---|
| Property division | Equal shares of marital property on application | No automatic equal division |
| Main legal route | Marital Property Act | Unjust enrichment, constructive trust or a negotiated settlement |
| Spousal support | Every spouse has a support obligation based on need | Applies if three years of continuous cohabitation with substantial dependence, or a relationship of some permanence with a child of the couple |
How courts approach a claim
Because common-law partners do not get automatic equal division, and living together does not by itself create an entitlement to a share, a claim depends on the facts of your own situation. How those facts would be weighed in your case is worth confirming with a lawyer.
Because there is no automatic share, it helps to be able to point to specific things you did or paid for. Examples of what you might be able to document include:
- Money toward the purchase price, a down payment, mortgage payments, property taxes or insurance.
- Money or labour for renovations, repairs or improvements.
- Household expenses that let your partner pay down a mortgage or build up an asset.
- Unpaid work in the home or in a partner's business that freed up time and money for them.
Whether a result is a share of the property or a money award depends on the circumstances and is worth discussing with a lawyer.
Evidence that supports a claim
Since a claim rests on what you can show, records make a real difference. Informal arrangements are common between couples, so it helps to find anything that shows what each of you understood at the time.
- Bank statements, e-transfer histories and cheques showing payments toward the home or household.
- Receipts, invoices and photos for renovations and materials you paid for.
- The deed, mortgage documents and any agreements about who owned what.
- Messages or emails in which you and your partner discussed money, ownership or plans.
- Names of friends, family or tradespeople who saw your contributions.
- A timeline of when you moved in, when major purchases or work happened and when you separated.
Also keep in mind that any written agreement between you may matter. If you signed a cohabitation or separation agreement, its terms and how it was signed can affect your position, so have a lawyer review it.
What to do next
Start by collecting your records while they are easy to find, and avoid selling, refinancing or transferring property without advice. Then speak with a family lawyer about whether a claim makes sense and what your options are, including negotiating a settlement, which is one of the routes available to common-law partners.
Time limits can apply to legal claims, and they differ depending on the type of claim, so do not wait. A lawyer can confirm the deadline that applies to you. If children are involved, parenting and child support are separate questions with their own rules, so raise them at the same time.
Frequently asked questions
Do common-law partners in New Brunswick split the house 50/50?
No, not automatically. The equal-division rule under the Marital Property Act applies to married spouses. A common-law partner does not get automatic equal division and must rely on unjust enrichment or constructive trust, or negotiate a settlement.
Is living together enough to claim a share?
No. The Supreme Court of Canada treats unjust enrichment as the main route for dividing property after an unmarried relationship, and cohabitation alone does not create an entitlement to a share. What more you would need to show depends on the facts, so it is worth confirming with a lawyer.
Can I claim spousal support as a common-law partner?
Possibly. The Family Law Act extends the support obligation to common-law partners who have cohabited continuously for at least three years with one substantially dependent on the other, or who have cohabited in a relationship of some permanence and are the parents of a child.
Do I need a lawyer to bring a claim?
The law does not set out here that you must have one, but these claims turn on detailed financial evidence and legal tests. It is wise to get advice early, especially before property is sold or transferred.
Sources
- Family Law Act, SNB 2020, c. 23 — laws.gnb.ca
- Marital Property Act, SNB 2012, c. 107 — laws.gnb.ca
- Court of Appeal of New Brunswick – Wills v. Kennedy, 2015 NBCA 31 — courtsnb-coursnb.ca
- CanLII – Kerr v. Baranow, 2011 SCC 10 — canlii.org
Links go to official government, court and regulator pages. The law changes — confirm you are reading the current version.
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