Setting Aside a Personal Guarantee for Misrepresentation

Editorial Status & Legal Guidance

This guide is maintained as a current resource for September 2026 and covers only the laws of England and Wales. Information is for general guidance, not legal advice. Consult a qualified solicitor for advice specific to your situation.

Key Takeaways for Setting Aside a Personal Guarantee for Misrepresentation

Discover how misrepresentation can lead to setting aside a personal guarantee in England and Wales. This expert guide explains legal principles, key steps to challenge a guarantee induced by misleading information, applicable time limits, remedies and practical guidance for guarantors and advisers.

Commercial Litigation: Disputes are resolved through contract principles and the Civil Procedure Rules. Expert advice is essential for protecting business assets.

A personal guarantee is a contractual promise by an individual to take responsibility for another party's business debts if that party cannot pay them. These guarantees are common in lending, leasing and supply arrangements where a business may not have sufficient security; a director, shareholder or related person provides their personal commitment to back the obligation. Because a personal guarantee can put personal assets at risk, the law in England and Wales takes seriously the circumstances in which such a commitment was made.

One well‑established ground for challenging or setting aside a personal guarantee is misrepresentation - that is, where misleading or false information was provided to the guarantor prior to signing, inducing them to enter into the guarantee. This article explains the legal principles governing misrepresentation in the context of personal guarantees, how a guarantor might seek to have a guarantee set aside, typical legal processes and defences, applicable time limits and practical considerations when facing or defending enforcement.

What Is Misrepresentation?

Misrepresentation in English contract law refers to an untrue statement of fact made by one party to another which induces them to enter into a contract. Misrepresentation can be:

  • Fraudulent: where the statement was known to be false or made recklessly
  • Negligent: where the statement was made carelessly or without reasonable grounds for belief in its truth
  • Innocent: where the statement was made honestly but was untrue

The Misrepresentation Act 1967 governs the remedies available where a contract (including a guarantee) has been induced by misrepresentation. Under the Act and common law principles, a contract may be voidable - capable of being set aside - and/or give rise to a claim for damages depending on the type of misrepresentation established.

How Misrepresentation Affects Personal Guarantees

A personal guarantee is a contract. If a guarantor was induced to enter the guarantee by any materially false or misleading statement of fact, that can form a basis for setting aside the guarantee. If the misrepresentation relates to:

  • the nature or extent of the debt being guaranteed
  • the likelihood or context of enforcement
  • the underlying financial position of the primary debtor
  • other material facts that would have affected the guarantor's decision
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…then the guarantor may argue that they would not have agreed to the guarantee had they known the truth. In such circumstances, the guarantor can seek to have the guarantee declared voidable and rescinded.

In some cases, failure by the creditor to disclose unusual features of the transaction may itself amount to an implied misrepresentation, particularly where the guarantor would not reasonably expect such features to exist. Courts have recognised that omission of material facts in certain contexts can amount to a misrepresentation if it conveys a false impression.

1. Proof of Misrepresentation

To set aside a guarantee for misrepresentation, a guarantor must generally show:

  • A false statement of fact was made before the guarantee was entered;
  • The guarantor relied on that statement; and
  • The misrepresentation induced them to agree to the guarantee.

Reliance does not require that the guarantor prove they conducted detailed verification of the information; the courts will assess whether a reasonable person in the guarantor's position would have been influenced into entering the contract by the misrepresentation. Remedies may include rescission of the guarantee or, in some cases under the Misrepresentation Act 1967, damages in lieu of rescission.

2. Interaction with Undue Influence and Independent Advice

Courts have stressed that a creditor should ensure that a guarantor, especially a non‑commercial guarantor such as a spouse or relative, receives independent legal advice and full information prior to signing. Failure to do so may support a claim that the guarantor was misled or influenced unreasonably. The leading authorities on undue influence in guarantee agreements emphasise that lenders or other parties must take reasonable steps to explain the transaction and recommend independent advice to the guarantor.

Misrepresentation claims sometimes overlap with undue influence or duress defences. The presence of misrepresentation can strengthen an argument that the overall circumstances of entering the guarantee were unconscionable.

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Step‑by‑Step: How a Guarantor Can Seek to Set Aside a Guarantee

Step 1: Review the Guarantee and Evidence

Obtain and review the original guarantee document, any related correspondence, and documents or communications exchanged before signing. Identify any statements made about the nature or consequences of the guarantee. Look for written evidence of representations relied upon and whether they were accurate.

Step 2: Identify the Misrepresentation

Analyse whether the alleged misrepresentation was a factual incorrect statement, omission of a material fact or misleading communication. It should be significant and relevant to the decision to enter the guarantee.

Consult a solicitor experienced in contract disputes and guarantor claims. Early advice can help clarify whether the misrepresentation is legally actionable and whether there are other grounds (such as undue influence or lack of consideration) to challenge enforceability.

Step 4: Attempt Informal Resolution

In some cases, particularly where the creditor may recognise the strength of the guarantor's position, informal negotiation or settlement can avoid court proceedings. Early engagement can result in compromise or variation of terms.

Step 5: Commence Court Proceedings

If informal resolution fails, the guarantor may issue a claim in the County Court seeking a declaration that the guarantee is void or voidable due to misrepresentation and seeking rescission or equitable relief. Proceedings will involve filing a claim form and particulars of claim and providing evidence of the misrepresentation and its effect. Courts may also award damages in lieu of rescission under the Misrepresentation Act.

Time Limits

Under the Limitation Act 1980, claims to set aside a contract for misrepresentation generally must be started within six years from the date of the misrepresentation or the date when the claimant discovered the facts constituting the misrepresentation. In some cases, equitable doctrines may allow for later claims where it would be unconscionable to hold the claimant to the time limit. Prompt action is advisable to preserve rights and evidence.

Practical Considerations and Risks

  • Setting aside a guarantee for misrepresentation can be factually and legally complex and requires strong evidence.
  • Even if a misrepresentation is established, the court retains discretion over remedies, and rescission may be limited where rights of third parties have intervened.
  • Courts may be sceptical of optimistic forward‑looking statements, such as business projections, unless presented as factual assertions rather than estimates.
  • While misrepresentation can form a valid defence to enforcement, guarantors may also explore other concurrent defences, such as lack of consideration, improper execution or duress.
  • If an applicant delays in pursuing a claim to set aside, courts may refuse rescission on grounds of lapse of time or affirmation where the guarantor acted in a way consistent with the guarantee.
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Common Questions

Can a guarantee be set aside for omission of facts?
Yes. Where a creditor fails to disclose material facts that under the circumstances a guarantor would expect to be disclosed, the omission can amount to an implied misrepresentation.

Does the guarantor need to prove reliance?
A guarantor must generally show they relied on the misrepresentation in deciding to enter the guarantee. Courts look at whether the misrepresentation influenced the decision objectively.

What remedies are available if a guarantee is set aside?
A court may rescind the guarantee, effectively treating it as if it never existed, and may award damages under the Misrepresentation Act where appropriate.

Key Takeaways

A personal guarantee can be set aside in England and Wales if it was induced by misrepresentation - materially misleading or false information provided to the guarantor before signing. To succeed in setting aside a guarantee, the guarantor must show that a misrepresentation occurred, they relied on it, and it materially influenced their decision. The process typically involves evidence review, legal analysis of contractual terms and representations made, informal negotiation where possible, and potentially court proceedings seeking rescission or damages. Professional advice at an early stage can strengthen a guarantor's position and help navigate complex legal requirements, time limits and procedural steps.

James William Steven Parker
James William Steven Parker
James is the founder of UKLegalGuides.com and a former agent at the Ministry of Justice (UK). With a background in processing legal claims, he launched this platform to make the laws of England and Wales accessible to everyone.
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