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When Co-Executors Can't Agree on Selling the House in Ontario

When Ontario co-executors are deadlocked over whether or how to sell the deceased's home, learn the practical and legal options for breaking the impasse.

Wills & Estates6 min readTSLBy the Treadstone Law team · OntarioUpdated 2026-07
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Key takeaways
  • Co-executors are usually required to act together on major estate decisions, including selling real property.
  • Direct Negotiation The least costly and fastest path is always a direct conversation, ideally in writing, laying out each executor's concerns and trying to find common ground — for…
  • When asked to resolve a deadlock over estate property, a court is generally focused on what serves the estate and its beneficiaries as a whole — not simply siding with whichever executor…

For many Ontario estates, the family home is the single largest asset — and often the most emotionally loaded. When two or more co-executors disagree about whether to sell it, when to list it, what price to accept, or who should manage the sale, the disagreement can stall the entire estate. Because co-executors are generally required to act jointly, one person's "no" can be enough to freeze the process.

If you're in this position, it helps to understand both why this happens and what realistic paths exist to move forward.

Why This Happens So Often

Co-executors are usually required to act together on major estate decisions, including selling real property. This is by design — the requirement for joint action is meant to prevent one trustee from making unilateral decisions about assets that belong to the estate's beneficiaries, not to either executor personally.

The problem is that this same protection becomes a liability when co-executors genuinely disagree. Common flashpoints include:

Your Options, Roughly in Order of Escalation

1. Direct Negotiation

The least costly and fastest path is always a direct conversation, ideally in writing, laying out each executor's concerns and trying to find common ground — for example, agreeing on an independent real estate agent's opinion of value, or a neutral timeline, rather than either side's preference.

2. Involving a Neutral Third Party (Mediation)

If direct negotiation stalls, estate mediation — using a neutral, trained mediator — can help co-executors (and often interested beneficiaries) work through the disagreement without going to court. This tends to be faster and less expensive than litigation, though it requires both sides to genuinely engage with the process.

3. Getting the Will's Terms Reviewed

Some wills give specific direction about the family home — for example, granting one beneficiary a right to purchase it, or a right to remain in it for a period of time. Before assuming the dispute is a pure deadlock, it's worth confirming exactly what the will says and whether it already resolves (or should shape) the disagreement.

4. A Court Application for Directions

If co-executors remain deadlocked, either can generally apply to the Superior Court of Justice for directions — essentially asking a judge to resolve the specific disputed question, such as whether the property should be sold, on what general timeline, or through what process. This does not require removing either executor; it simply asks the court to break the impasse on a defined issue.

5. Removal or Replacement of an Executor

In more serious cases — where the deadlock reflects a broader breakdown in the ability to work together, or where one executor's conduct suggests they are not acting in the estate's best interests — a beneficiary or co-executor may seek to have a trustee removed by the court. This is a significant step, generally reserved for real dysfunction rather than an ordinary disagreement about price or timing.

What Courts Generally Look At

When asked to resolve a deadlock over estate property, a court is generally focused on what serves the estate and its beneficiaries as a whole — not simply siding with whichever executor asked first. Relevant considerations tend to include:

A Practical Checklist Before Escalating

Why Delay Itself Can Become a Problem

Even setting aside who is "right," an unresolved standoff over the family home has real costs: ongoing property taxes, insurance, utilities, and maintenance continue to be paid from the estate while the asset sits unsold, and a vacant property can also raise its own insurance and security concerns. Beneficiaries waiting on their inheritance may also become frustrated, which can add pressure and conflict on top of the original disagreement. This is often the practical reason one side eventually seeks a court's direction, even where litigation was something everyone hoped to avoid.

Frequently asked questions

Can one co-executor sell the house without the other's agreement?

Generally, no. Because co-executors are usually required to act jointly on major decisions like selling estate property, one co-executor typically cannot proceed unilaterally without either the other's agreement or a court order authorizing the sale.

What if one co-executor is also a beneficiary who wants to buy the house themselves?

This creates a potential conflict of interest, since that person is on both sides of the transaction. It doesn't automatically disqualify them from being involved, but it does mean the situation needs careful handling — often including independent valuation and, in many cases, independent legal advice for at least one side.

How long can this kind of disagreement drag on?

There's no fixed or typical timeline — how long a deadlock lasts depends entirely on how quickly the parties negotiate, whether mediation is used, and whether a court application becomes necessary. What is predictable is that ongoing carrying costs accumulate the whole time the property remains unsold.

Does the will usually say what should happen to the house?

Sometimes, but not always. Some wills give specific direction (a right to purchase, a right to remain for a period, or clear instructions to sell), while many simply leave the property as part of the general estate to be dealt with by the executors, which is exactly the situation where disagreements are most likely to arise.

This article is general information, not legal advice. Reading it does not create a lawyer-client relationship. Ontario laws, tax rates, and government programs change, and how the law applies depends on your specific facts. For advice about your situation, speak with a licensed Ontario lawyer. Treadstone Law is licensed by the Law Society of Ontario — reach us at 1-844-900-1070 or start a file online.

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