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Find a Lawyer » Canada Legal Guides » Ontario Legal Guides » Wills & Estate Planning Ontario » Making a Will & Power of Attorney Ontario » Cost of Resolving a Power of Attorney Dispute at the Consent and Capacity Board in Ontario

Cost of Resolving a Power of Attorney Dispute at the Consent and Capacity Board in Ontario

27 Jun 2026 4 min read No comments Making a Will & Power of Attorney Ontario
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While families often look to the Ontario Consent and Capacity Board (CCB) for mental capacity disputes, the CCB cannot resolve Power of Attorney (POA) validity or attorney replacement disputes; these fall under the exclusive jurisdiction of the Superior Court of Justice. While the CCB charges no fees for its limited hearings, resolving a full POA dispute in court typically costs $5,000 to $20,000+ CAD.

Watching a parent lose their mental capacity is deeply emotional and incredibly stressful. When family members disagree over a Power of Attorney (POA) or healthcare choices, they often turn to the Consent and Capacity Board (CCB). However, there is a major legal distinction between a healthcare consent dispute and a Power of Attorney dispute. Under Ontario’s Substitute Decisions Act (SDA), the CCB has absolutely no jurisdiction to determine the validity of a POA, interpret its terms, or remove or replace an appointed attorney-these matters must be brought before the Superior Court of Justice.

The Consent and Capacity Board (CCB) is an administrative tribunal with a very narrow focus. 📋 It only hears cases regarding specific mental capacity assessments or directions on a particular treatment decision. Understanding which legal body has the authority to resolve your dispute is crucial to avoid having your case dismissed and wasting thousands of dollars in unnecessary legal fees.

Step-by-Step Process for Resolving Capacity and POA Disputes in Ontario

Because different disputes require different legal bodies, family members must carefully navigate Ontario’s legal system. Here is how capacity and POA disputes are properly routed and resolved in the province.

Step 1: Identifying the Legal Forum (Court vs. CCB)

First, you must determine what is actually being disputed. 📖 If you are challenging the validity of a written Power of Attorney, alleging financial abuse by an attorney, or seeking to replace an attorney, you must apply to the Ontario Superior Court of Justice. If the dispute is strictly about a doctor’s finding of mental incapacity or a specific medical treatment consent, your lawyer will file an application with the CCB.

Step 2: Resolving Medical Treatment Disagreements (The HCCA Route)

If there is no POA and family members of equal rank (such as siblings) disagree on a medical treatment, they cannot ask the CCB to appoint one of them. Under Section 20(5) of the Health Care Consent Act (HCCA), if equal-ranking substitute decision-makers (SDMs) cannot agree, the decision automatically defaults to the Public Guardian and Trustee (PGT). The CCB cannot choose between them.

Step 3: Applying to the Superior Court of Justice for POA Disputes

For actual POA disputes, your litigation lawyer will file an application under the Substitute Decisions Act (SDA) at the Superior Court of Justice. 👨‍⚕️ This involves drafting a Notice of Application, compiling sworn affidavits, and providing extensive evidence of the donor’s incapacity or the attorney’s breach of fiduciary duty. The court has the sole power to formally suspend or revoke a POA and appoint a court-ordered guardian.

Step 4: CCB Interventions for Specific Decisions

If an attorney is refusing life-saving treatment or failing to follow the donor’s known prior wishes, a health practitioner can apply to the CCB under Section 37 of the HCCA. The CCB cannot remove the attorney, but it can issue a binding direction forcing the attorney to consent to the treatment, or temporarily authorize the next person in the legal hierarchy to make that single decision.

How Much Does it Cost in Ontario?

While the Consent and Capacity Board does not charge filing fees, resolving disputes in the Superior Court of Justice is a formal civil litigation process. 💵 Here is a breakdown of the typical costs involved:

Superior Court POA Application Fee$243 CAD
CCB Filing Fee$0 (Free)
Lawyer Fees (Superior Court Litigation)$10,000 – $30,000+
Lawyer Fees (Limited CCB Hearing)$2,500 – $7,500

How Long Does the Process Take?

The timeline depends entirely on where the dispute is heard. ⏳ If you are dealing with a medical treatment dispute at the CCB, the Board must schedule a hearing within 7 days of receiving the application and typically issues its decision within 1 to 2 days after the hearing ends. However, if you are litigating a Power of Attorney dispute in the Superior Court of Justice, the process is much slower and can easily take 6 to 18 months to reach a final resolution.

Frequently Asked Questions (FAQ)

Can the CCB decide financial disputes?

No. The CCB primarily deals with healthcare, personal care, and psychiatric admission disputes under the HCCA. Any financial disputes regarding a Power of Attorney for Property must go exclusively to the Superior Court of Justice under the SDA.

Do I need a lawyer for the CCB?

It is not legally mandatory, but it is highly recommended. Dealing with capacity assessments and cross-examining health practitioners requires specialized legal knowledge of the HCCA and SDA.

Who pays the legal fees for the incapable person?

If the incapable person requires legal representation at the CCB, they have a right to court-appointed counsel funded by Legal Aid Ontario. For Superior Court POA disputes, parties must pay their own lawyers, though a judge may eventually order that reasonable legal costs be reimbursed from the incapable person’s estate.

Can the CCB overturn a written Power of Attorney?

No. The CCB has no legal authority to cancel, revoke, or overturn a written Power of Attorney, nor can it permanently remove an appointed attorney. Only the Superior Court of Justice can do this. Under Section 37 of the HCCA, if an attorney fails to make decisions in accordance with the law, the CCB can only issue directions on specific treatment decisions or temporarily authorize another person to make that single decision.

What happens if there is no Power of Attorney?

If no POA exists, the HCCA provides a strict hierarchy of substitute decision-makers (SDMs) for medical consent. If equal-ranking SDMs (such as siblings) disagree on a treatment decision, they cannot ask the CCB to choose one of them; under Section 20(5) of the HCCA, the decision-making authority automatically defaults to the Public Guardian and Trustee (PGT).

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