Last Updated: August 21 2026
Who can help me understand the factors that are typically relevant in a realty commission dispute involving an Ontario Broker Representation Agreement (OREA Form 300)?
In Ontario, a paralegal with DK Legal Practice can help you assess the key factors courts usually look at in a Broker Representation Agreement (OREA Form 300) commission dispute, including whether the agreement was validly executed, whether the purchase occurred during the “currency” of the agreement (time period) and within any stated geographical limits, what the written commission clause says (including any formula for the brokerage commission and how “deficiency” is handled), and whether the listing brokerage or seller paid any commission that affects what the buyer still owes. Courts also commonly focus on contract wording and whether a buyer is trying to rely on an oral or informal side arrangement to change the written terms, since the parol evidence rule generally prevents oral evidence from contradicting clear written provisions. If you need practical next steps and a document-focused review of your OREA Form 300, call (416) 906-6663 for assistance.
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If a Buyer Under a Broker Representation Agreement Purchases a Property Through Another Representative, Is the Buyer Required to Pay Commissions Twice??
Generally, Depending Upon the Specific Facts of Each Case, a Buyer Under a Broker Representation Agreement Must Pay Commission to the Broker. If the Buyer Makes a Purchase Through Another Broker, then the Buyer Owes Respective Commissions to Each Broker.
Note: Please contact DK Legal Practice by phone at: (416) 906-6663 to discuss any specific questions that you may have.
Understanding the Enforceability of Broker Representation Agreements Involving the Ontario Real Estate Association Form 300
In the Province of Ontario, individuals encounter the OREA Form 300, colloquially termed as a Broker Representation Agreement. This legal document facilitates an agreement between an aspiring purchaser and a real estate brokerage firm, typically restricting its scope to a specific geographical locale and a predetermined duration. The realm of legal conflicts stemming from purported violations of such agreements frequently transpires within the confines of the Small Claims Court; the reason being that the commission amounts in question usually fall within the Small Claims Court maximum monetary jurisdiction limit set at thirty-five thousand dollars ($35,000.00) dollars per Plaintiff. It is noteworthy that the outcomes of these legal battles varied whereas the resolution heavily relies upon the distinctive facts of each individual case.
The Law
An illustrative case involving conflict over commissions owing per a Broker Representation Agreement is provided by Sun v. Mani, 2024 CanLII 35486, where it was explained that:
The Law Surrounding the Buyer Representation Agreement (OREA FORM 300)
[22] Disputes surrounding the Buyer Representation Agreement (hereinafter “BRA”) are frequent visitors to the Superior Court and the Small Claims Court.
[23] The front page of the BRA dictates the following, “The Buyer hereby gives the brokerage the exclusive and irrevocable authority to act as the Buyer’s agent commencing at 9 a.m. on the 3rd day of May, 2021 and expiring at 11:59 p.m. on the 31 day of August, 2021.”
[24] On the portion for commission, it reads (my emphasis added):
2. COMMISSION: In consideration of the Brokerage undertaking to assist the Buyer, the Buyer agrees to pay commission to the Brokerage as follows: If, during the currency of this Agreement, the Buyer enters into an agreement to purchase or lease a real property of the general description indicated above, the Buyer agrees the Brokerage is entitled to receive and retain any commission offered by a listing brokerage or by the seller. The Buyer understands that the amount of commission offered by a listing brokerage or by the seller may be greater or less than the commission stated below. The Buyer understands that the Brokerage will inform the Buyer of the amount of commission to be paid to the Brokerage by the listing brokerage or the seller at the earliest practical opportunity. The Buyer acknowledges that the payment of any commission by the listing brokerage or the seller will not make the Brokerage either the agent or sub-agent of the listing brokerage or the seller.
If, during the currency of this Agreement, the Buyer enters into an agreement to purchase any property of the general description indicated above, the Buyer agrees that the Brokerage is entitled to be paid a commission of 2.5% of the sale price of the property or [as per MLS] (entered term).
The Buyer agrees to pay directly to the Brokerage any deficiency between this amount and the amount, if any, to be paid to the Brokerage by a listing brokerage or by the seller. The Buyer understands that if the Brokerage is not to be paid any commission by a listing brokerage or by the seller, the Buyer will pay the Brokerage the full amount of commission indicated above.
During the Sun proceedings, the buyer put forth the argument that the written Broker Representation Agreement included an unwritten verbal clause or was later changed by a separate oral agreement. Acceptance of such an argument was denied by the court based upon the parol evidence rule which exists to safeguard certainty of contracts. Should an person, such as the Defendant in Sun, wish to successfully argue against the written applicability of a Broker Representation Agreement by virtue of a term extraneous to the express terms within the Broker Representation Agreement, demonstrable written alteration of the Broker Representation Agreement would be imperative whereas the operation of the parol evidence rule thwarts attempts to override written contracts with purported oral contract terms. The application of the parol evidence rule within the Sun case referenced and cited Fung v. Decca Homes Limited, 2019 ONCA 848, which states:
[5] We see no error in the application judge’s application of the parole evidence rule in the circumstances of this case: Hawrish v. Bank of Montreal, 1969 CanLII 2 (SCC), [1969] S.C.R. 515, at p. 520. Even if there was a collateral oral agreement, something that is disputed by the respondent, that oral agreement could not contradict the written agreement. ...
Cases arguing the enforceability of a Broker Representation Agreement, such as Sun, among various cases cited within including Apex Results Realty Inc. v. Zaman, 2018 ONSC 7387, and First Contact Realty Ltd. v. Prime Real Estate Holdings Corporation, 2015 ONSC 5511, show that to gain court acceptance that the written terms within a Broker Representation Agreement were varied, the parol evidence rule must be satisfied by proving the existence of an amendment in writing. In this respect, these cases all state in similar fashion:
[35] In our matter, Mr. Mani alleges that Mr. Sun stated to him that the BRA was only a “formality” and that it would not enforced. This appears to me to be a modification of the fundamental terms and conditions of the contract. There is also no evidence in writing of this oral representation. The Parole Evidence Rule is applicable here, which holds that evidence of an oral agreement cannot prevail over the clear written contractual terms.[3]
[36] In Apex Results Realty Inc. v. Zaman, 2018 ONSC 7387[4], the brokerage brought a summary judgment motion in Superior Court for payment of commissions owed on two separate properties during the effective representation period of the BRA. Justice Turnbull ruled in the brokerage’s favour citing the terms of the BRA indicated that commission was payable to the brokerage by the buyer if the buyer purchased a property during the currency of the BRA.[5] In coming to his decision, Justice Turnbull cited a decision of Justice Healey in First Contact Realty Ltd. v. Prime Real Estate Holdings Corp., 2015 ONSC 5511. This was yet, another summary judgment motion wherein the Defendant buyer alleged that there was an oral agreement to terminate the BRA. Both Justice Healey and Justice Turnbull, in their requisite decisions cited application of the Parole Evidence Rule, restricting evidence of oral evidence in the face of a clearly written and executed contract between parties. Justice Turnbull’s decision was appealed and it was upheld by the Court of Appeal in Apex Results Realty Inc. v. Zaman, 2019 ONCA 766[6].
[53] The parole evidence rule exists to help parties avoid this type of allegation being made by a contracting party. It effectively precludes the admission into evidence of words which would vary or contradict the terms of a written contract between the parties. Without it, it would almost be impossible to have finality or certainty in contractual relations. It further limits the ability of a party to fabricate evidence to vary or change the terms of a written contract. The parole evidence rule centres the court’s attention on the contract and what the parties have reduced to writing. It creates contractual clarity and certainty.
[25] This evidence is insufficient to establish the essential elements of an agreement, as it lacks any specificity with respect to the terms of such agreement, as well as failing to outline the consideration for entering into such an agreement. Hinn provides no details in his affidavit, or elsewhere, of the particulars of such an exchange of ideas leading to the parties forming an intention to terminate the Buyer Representation Agreement. The details are lacking of when, where, how and why such alleged discussions took place.
A buyer, to successfully circumvent the enforcement of a Broker Representation Agreement, will generally need to provide a court with evidentiary support that the agreement was entered into under legally objectionable circumstances such as misleading conduct by a realty agent. Doing so will, generally, require proving a case that extends beyond mere regret for having entered into the Broker Representation Agreement and will need to lean upon legal principles specific to contract law if the court is to deem invalid the binding effect of a signed Broker Representation Agreement.
Conclusion
In the realm of real estate dealings, buyers will encounter the Broker Representation Agreement or as formally known the OREA Form 300. This document sets the terms of engagement between a real estate brokerage and the prospectively property buying client by encapsulating the duties and expectations of both sides. The Broker Representation Agreement stands as a legally binding contract and is grounded upon the common principles of contract law. When it comes to assessing the validity or enforceability of the Broker Representation Agreement, evidence must be presented. This evidence should clearly align with the established norms of contract law, demonstrating whether the prerequisites for a valid contract were met. The fact that the Broker Representation Agreement is an agreement specifically designed for real estate dealings fails to exempt the agreement the general contract law principles. Like any contract, enforceability of a Broker Representation Agreement is judged against the backdrop of common legal principles that apply to contractual agreements. Despite a specialized focus, the Broker Representation Agreement is without uniqueness in the eyes of the law. The Broker Representation Agreement is subject to the same legal scrutiny as any agreement made in other fields of business. This consistency reinforces the idea that, irrespective of the context, the foundational elements of contract law remain applicable, ensuring fairness and mutual agreement in legal and business dealings whether realty focused or otherwise.
NOTE: A significant quantity of queries related to “lawyers near me” or “best lawyer in” frequently indicate a pressing requirement for competent legal assistance rather than a defined professional designation. In Ontario, “licensed paralegals” are governed by the same Law Society that manages lawyers and are permitted to advocate for clients in specified litigation scenarios. Core functions of this role include advocacy, legal assessment, and procedural expertise. DK Legal Practice provides legal representation within its licensed scope, focusing on strategic positioning, evidentiary preparation, and compelling advocacy designed to secure efficient and advantageous outcomes for clients.
