Excessive Estate Agent Commission: A 1977 Decision Still Relevant Today

Imagine: you are in Sanary-sur-Mer, about to buy a forest estate through an estate agent. The preliminary sale agreement is signed, the commission is set at 5% of the price. But a few months later, the sale falls through – or at least, you believe the agent did not do all their work. You refuse to pay the full commission. The agent sues you. The court rules in your favour, reducing the commission by half. The agent appeals to the Court of Cassation. Who is right?

This is exactly the question the French Court of Cassation decided on 3 November 1977 (case no. 76-12.873). Its answer is clear: a judge cannot reduce a commission without first determining the exact scope of the mission entrusted to the agent, and verifying whether that mission was fully performed at the time the commission was fixed. In other words, one cannot cut a salary without knowing what was actually done.

This decision, although nearly fifty years old, remains a cornerstone of the law on property commissions. It concerns business agents as well as buyers, sellers, and even co-owners who use a mandatory. So, what exactly happened? And above all, how can you avoid ending up in this kind of dispute? Follow me, I will take you behind the scenes of this case.

The Facts: A Story That Happens Every Day

Let us go back to 1973. Mr X, a business agent based in Toulon, is instructed by buyers to negotiate the purchase of a forest estate. On 2 November 1973, a preliminary sale agreement (a pre-contract promising to sell) is signed between the sellers and the buyers. In this agreement, the agent's commission is set at a certain amount, payable upon signature of the final deed (the definitive deed before the notary).

But here is the thing: the sale does not go through. The buyers refuse to pay the commission, arguing that the agent did not properly perform their mission. The agent sues them for payment. The Draguignan High Court, hearing the case, rules in favour of the buyers: it reduces the amount of the commission, considering that the agent did not deserve their fee. To justify its decision, the court merely states that the acknowledgment of debt (a document by which the buyers acknowledge owing the commission) was not signed after the preliminary agreement, but before – which, in its view, makes the commission questionable.

The agent disagrees. He appeals to the Court of Cassation. His argument: the lower court judges (those of Draguignan) reduced the commission without actually verifying what he had done to earn his remuneration. They did not analyse the scope of his mission, nor verify whether it had been fully performed at the time the commission was agreed. In short, they penalised without proof.

The Court of Cassation, the highest French judicial court, rules in his favour. On 3 November 1977, it quashes (annuls) the judgment of the referring Court of Appeal, on the ground that the challenged judgment lacks a legal basis. In simple terms: the judges did not sufficiently justify their decision. They should have investigated the exact scope of the agent's mission and verified whether it had been fully performed before reducing his commission.

The Reasoning of the Court – Analysed

The core of the Court of Cassation's reasoning can be summed up in one sentence: "A judgment which reduces the amount of the commission agreed between a business agent and the buyers of a forest estate in the preliminary sale agreement lacks a legal basis, without having first investigated the exact scope of the mission entrusted to that agent and whether that mission had been fully performed at the time the commission was fixed."

Behind this legal jargon lies a fundamental principle: the contract is the law of the parties (Article 1103 of the Civil Code, formerly 1134). When an agent and a client sign a preliminary agreement fixing a commission, that amount is supposed to remunerate a specific job. If the client challenges the commission, the judge cannot reduce it "by feeling". He must first determine what the agent undertook to do (the scope of the mission), then verify whether he did it (full performance).

In this case, the Draguignan judges merely noted that the acknowledgment of debt was earlier than the preliminary agreement, which, in their view, made the commission suspect. But the Court of Cassation tells them: "That is not enough. You must go further." It refers the case to another Court of Appeal (presumably that of Nîmes) to redo the work properly.

This decision is neither a reversal nor an evolution: it confirms a consistent line of case law that commissions must be assessed according to the work actually provided. It follows on from the "Widow X v. Y" decision of 1968, which had already laid down the principle that full performance of the mission is necessary to be entitled to the commission. Here, the Court simply reminds that this principle is binding on lower courts.

The buyers' arguments were probably: "The agent did not do enough, the sale failed, so no commission." But the Court of Cassation indirectly answers them: "The failure of the sale does not necessarily mean the agent did not do his job. Perhaps he found the property, negotiated the price, drafted the preliminary agreement… If his mission was limited to those acts, he is entitled to his commission, even if the final sale collapses."

What This Means for You – Practically

This decision has very practical implications, whether you are a property owner, buyer, or real estate professional. Let us take concrete examples.

For a buyer in Sanary-sur-Mer: You sign a preliminary sale agreement with an agent. The commission is €15,000. If the sale falls through, you will be tempted to refuse to pay. But be careful: if the agent has already carried out significant steps (viewings, negotiations, drafting the preliminary agreement), he may claim his commission, or at least part of it. The courts will check what he actually did. Do not rush to challenge: first ask for a detailed account of the acts performed.

For a landlord in Draguignan: You instruct an agent to find a tenant. He introduces a candidate, you sign a lease, but the tenant does not pay and you have to evict him. The agent demands his commission. You believe he did not properly check the tenant's solvency. Again, the judge must examine the scope of the mission: if the agent undertook to verify guarantees and did not do so, his commission may be reduced. Otherwise, it is due.

For a co-owner in Toulon: The management company instructs an agent to sell units. The commission is set at 3% of the sale price. If the agent finds a buyer but the sale fails due to a legal issue (easement, pre-emption right), the management company may challenge the commission. But if the agent fulfilled his mission of finding a buyer, he is entitled to his commission – unless the mandate provides that the commission is only due upon completion of the sale.

In figures: imagine a commission of €10,000. If the agent did 80% of the work, the judge might reduce it to €8,000. But if he did 100% of the work, it remains €10,000, even if the sale fails. The key is therefore proof of the work done.

Four Tips to Avoid This Type of Dispute

• Draft a precise mandate: Before any mission, describe in black and white the exact scope of the agent's mission. For example: "search for a buyer, organisation of viewings, negotiation of the price, drafting of the preliminary agreement". If the mission is limited to introducing parties, say so. This will avoid disputes over what was owed.
• Keep an activity report: The agent should keep a log of his actions: dates of viewings, calls, emails, meetings. In case of a dispute, this document will serve as proof. For the client, demand it regularly.
• Provide for the conditions of the commission: In the preliminary agreement or mandate, clearly indicate whether the commission is due upon signature of the preliminary agreement, or only upon completion of the final sale. If it is due upon the preliminary agreement, the agent can claim it even if the sale fails (unless there is a clause to the contrary).
• Keep all documents: Amendments, letters, emails – anything that can prove the agreement on the commission and the work done. A simple exchange of emails can be evidence. In doubt, have an amendment signed specifying changes to the mission.

Further Analysis: Related Case Law and Developments

This 1977 decision is part of a consistent line. Already in 1968 (Civ. 1st, 12 February 1968), the Court of Cassation had ruled that the agent is entitled to his commission as soon as he has performed his mission, even if the sale is not concluded through his doing. Later, in 2005 (Civ. 1st, 8 November 2005), it specified that the commission is due if the agent introduced a buyer who signed a preliminary agreement, unless the mandate provides for a condition precedent (such as obtaining a loan).

The trend of the courts is therefore protective of agents: they cannot be deprived of their remuneration without the judge having verified their work. But be careful, this protection is not absolute. If the agent committed a fault (for example, he concealed a defect in the property), his commission may be reduced or even cancelled on the basis of Article 1240 of the Civil Code (civil liability for fault).

For the future, with the digitalisation of real estate (online platforms, low-cost agents), the question of the scope of the mission becomes crucial. Mandates are often standardised and imprecise. Judges may need to clarify what a "standard" estate agent mission entails. The 1977 decision therefore remains an essential tool for analysing each case.

In Practice: What to Do

1. If you are an estate agent: In case of a challenge to your commission, gather all evidence of your work: reports, emails, photos, testimonials. Do not hesitate to sue the client for payment if you believe you have fulfilled your mission. But first, check that your mandate is clear.
2. If you are a buyer or seller: If the agent demands a commission you consider excessive, do not systematically refuse to pay. Ask him for a written detail of his interventions. If he cannot prove he did his work, you can challenge. If on the contrary he has proof, it is better to negotiate a partial payment amicably.
3. If you are in litigation: Do not just claim the agent did not do his job. Provide concrete elements: absence of viewings, errors in the preliminary agreement, lack of information. The judge can only reduce the commission if you prove that the mission was not performed or was performed incompletely.
4. Consult a specialist lawyer: Each case is unique. A lawyer will help you assess your chances and build a solid case. In Toulon or Draguignan, Maître Zakine can assist you.

Are you in a similar situation? A first 30-minute consultation with Maître Zakine (€45) can save you months of proceedings – and often much more. Book an appointment →