What Is an Operative Mistake in Contract Law

In contract law, an operative mistake is a type of mistake that can occur during the formation of a contract. This type of mistake can be detrimental to one or both parties involved, leading to a breach of contract or legal disputes.

An operative mistake is typically defined as a mistake that relates to a fundamental aspect of the contract, such as the subject matter, price, or terms of the agreement. This type of mistake can be distinguished from other types of mistakes, such as a mistake of fact or a mistake of law.

For example, suppose that two parties enter into a contract for the sale of a property. However, one of the parties mistakenly believes that the property is located on one street when it is actually located on another. This mistake would be a mistake of fact and would not be an operative mistake because it does not relate to a fundamental aspect of the contract. However, if one of the parties mistakenly believes that the property includes certain fixtures or appliances that are not actually part of the property, this would be an operative mistake because it relates to a fundamental aspect of the contract.

In general, an operative mistake can arise in three different ways: mutual mistake, unilateral mistake, and mistake caused by a third party.

A mutual mistake occurs when both parties to a contract are mistaken about a fundamental aspect of the contract. For example, both parties may agree to a price for the sale of a property, but later discover that they were mistaken about a significant detail regarding the property, such as its zoning status or environmental impact.

A unilateral mistake occurs when only one party to a contract is mistaken about a fundamental aspect of the contract. For example, a buyer may mistakenly believe that a property includes certain fixtures or appliances, or a seller may mistakenly believe that a buyer has the financial resources to complete a transaction.

Finally, a mistake caused by a third party can occur when a third party provides false or misleading information that leads one or both parties to make a mistake about a fundamental aspect of the contract. For example, a real estate agent may provide inaccurate information about a property, leading a buyer to make a mistake about its value or condition.

Regardless of how it arises, an operative mistake can have serious consequences for the parties involved. If a mistake is significant enough to render a contract unenforceable or to constitute a breach of contract, it may be necessary to seek legal remedies or renegotiate the terms of the agreement.

In conclusion, an operative mistake in contract law is a mistake that relates to a fundamental aspect of the contract, such as the subject matter, price, or terms of the agreement. This type of mistake can arise in various ways and can have serious consequences for the parties involved. As a professional, it is important to understand the legal implications of operative mistakes in contracts and to provide accurate and informative content for readers who may be navigating complex legal issues.

Bartha Dániel
gyorgy.csuthy@gmail.com


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