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Choosing an Attorney for Property in Ontario: Who Should You Pick?

Who should be your attorney for property in Ontario? Learn what the law requires, what traits to look for, and how to have the conversation before you sign.

Wills & Estates5 min readTSLBy the Treadstone Law team · OntarioUpdated 2026-06
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Key takeaways
  • Ontario's Substitute Decisions Act sets out the basic rules.
  • Legal eligibility is only the starting point.
  • The most common tension in choosing an attorney for property is choosing between adult children.

A Continuing Power of Attorney for Property (CPOAP) is one of the most powerful legal documents you can sign. The person you name — your attorney for property — gains the legal authority to manage your bank accounts, pay your bills, buy or sell real estate, and handle almost every financial decision on your behalf. That authority can kick in immediately upon signing, or only if you become mentally incapacitated, depending on how the document is drafted.

Choosing the right person matters enormously. A poor choice can lead to financial mismanagement, family conflict, or outright abuse. Yet many Ontarians pick whoever happens to be standing nearby — a spouse by reflex, an eldest child out of tradition — without thinking carefully about whether that person is actually suited to the role.

This article walks you through who is legally eligible, what traits to look for, and how to handle the all-too-common situation where choosing between family members feels impossible.

Who Can Legally Serve as Your Attorney for Property?

Ontario's Substitute Decisions Act sets out the basic rules. A person can act as your attorney for property only if they:

That third restriction exists to prevent conflicts of interest when a paid caregiver could benefit financially from managing a resident's assets. Beyond those legal minimums, the field is wide open — a family member, a close friend, a professional, or even a trust company can serve.

The Traits That Actually Matter

Legal eligibility is only the starting point. The more useful question is: who will do this job well? Work through this checklist before you decide.

Attorney for Property Checklist

The Family Dynamics Problem

The most common tension in choosing an attorney for property is choosing between adult children. If you name one child, the others may feel excluded or suspicious. If you name two jointly, you introduce the risk of deadlock (covered in a companion article on joint and alternate attorneys).

A few thoughts on navigating this:

Being fair is not the same as naming everyone. A power of attorney is not an inheritance. It is a job. The child best suited to the job may not be the one who lives closest, earns the most, or has the strongest relationship with you. Resist the urge to treat this as a gesture of favouritism.

Transparency often defuses tension. Telling your children who you have chosen — and why — before or shortly after signing can prevent conflict down the road. You do not owe anyone an explanation, but families tend to handle these decisions better when they are not discovered only after something has gone wrong.

Consider a professional if family dynamics are difficult. If your family relationships are strained enough that you genuinely cannot name a relative without causing harm, professional options exist.

Can a Lawyer, Accountant, or Trust Company Serve as Attorney?

Yes. A professional attorney for property is a legitimate and sometimes sensible choice. Trust companies, licensed paralegals, lawyers, and accountants can all serve in this role.

Advantages of a professional attorney:

Disadvantages:

Naming a trust company as attorney in Ontario is a well-established practice, particularly for larger or more complex estates, or where family dynamics make a relative unsuitable. Some trust companies require a minimum asset threshold before they will accept the appointment, so it is worth confirming eligibility early.

Have the Conversation Before You Sign

Whatever you decide, speak with your chosen attorney before signing the document. Confirm they understand what the role involves, that they are willing to serve, and where you keep essential documents and account information. A surprised or unwilling attorney is far more likely to mismanage — or decline — the role at the worst possible moment.

If you later change your mind, you can revoke a power of attorney and name someone new, provided you still have mental capacity to do so.

Frequently asked questions

Can I name someone who lives outside Ontario as my attorney for property?

Yes. Ontario law does not require your attorney to be an Ontario resident. However, practical challenges arise — Canadian financial institutions may require local presence for certain transactions, and managing Ontario real estate or government accounts remotely adds friction. If you name an out-of-province attorney, consider also naming a local alternate who can step in when needed.

What happens if my attorney becomes unable to act?

If your sole attorney dies, loses capacity, or resigns, and you have not named an alternate, the power of attorney may be left without anyone to act on it. In that situation, the Public Guardian and Trustee may step in, or a family member may need to apply to court for a guardianship order — a process that is slower and more expensive than having named an alternate from the start.

Can my attorney pay themselves for their work?

Yes, but within limits. Ontario legislation permits an attorney to take compensation calculated on a percentage of the assets managed, as of writing — the specific rate is set out in regulation and is subject to change, so verify the current amount. Any compensation beyond what legislation permits requires court approval or your explicit written consent in the document.

Can I name a corporation (other than a trust company) as my attorney?

Generally, no. Most corporations cannot legally act as an attorney for property under Ontario law unless they are specifically authorized to do so — which, in practice, means trust companies with a trust licence. For other arrangements, an individual must be named.

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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