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.
Learn how contingent beneficiaries can challenge a will in England and Wales. This comprehensive guide explains legal grounds, who can bring a claim, practical steps, deadlines, risks and key procedures under current UK law.

Challenging a will is a legal process by which an interested person disputes the validity or fairness of a deceased person's last testament in the courts of England and Wales. A contingent beneficiary is someone named in a will to inherit only if a specified condition is met, such as a primary beneficiary predeceasing the testator or failing to satisfy a condition. Contingent beneficiary rights arise once those specified conditions are fulfilled, and until then they have a potential future entitlement.
Where a contingent beneficiary is dissatisfied with the treatment in a will or believes the document is invalid or incomplete, there may be legal avenues to challenge the will. A will challenge is sometimes also referred to as contesting a will in legal practice and can involve questioning either the validity of the will or the adequacy of provision under the will.
This article explains the legal context in England and Wales, who can bring a challenge, lawful grounds, how the process works, practical steps, timescales, risks, and common questions. It is informational and not legal advice.
What Contingent Beneficiaries Are
A contingent beneficiary is a person who will inherit under the terms of a will only if a stated event occurs or condition is satisfied. Typical examples include:
- A gift to a person “if they survive the testator by 30 days”.
- An asset left to a primary beneficiary but to a named secondary person only if the first beneficiary has already died.
Contingents help ensure the testator's intentions are followed and reduce the uncertainty that arises if a primary heir cannot take the gift. They do not have an automatic right to the estate unless the specific contingency is triggered.
Who Has Standing to Challenge a Will
Under law in England and Wales, a person challenging a will must have a legitimate interest. This is generally interpreted by the courts to mean a real, tangible interest in the estate, either as:
- A contingent beneficiary whose interest may be affected by the validity of the will if the condition has been triggered or is likely to be triggered once the estate falls due.
- A primary or residuary beneficiary with rights under a prior will.
- A spouse, civil partner, child, close relative, dependent or person financially maintained by the deceased (for Inheritance Act claims).
A claimant without an identifiable legal or financial interest in the estate will typically have no standing for a challenge.
Grounds for Challenging a Will
Challenging a will in England and Wales requires specific legal grounds, not merely dissatisfaction with the distribution.
1. Invalid Will
A contingent beneficiary may argue the will itself is invalid on one or more formal grounds:
- Lack of testamentary capacity: The deceased did not have the mental ability to understand the nature and effect of the will when it was made.
- Lack of knowledge and approval: The deceased did not know or approve the contents of the will.
- Undue influence or coercion: The deceased was pressured or manipulated into making the will or specific provisions.
- Improper execution: The will was not signed and witnessed in compliance with the formal requirements of the Wills Act 1837.
- Fraud or forgery: The document or signatures are forged or the testator was misled into signing.
If a will is held invalid, the estate may be distributed under a prior valid will or, where none exists, under the rules of intestacy.
2. Inheritance (Provision for Family and Dependants) Act 1975 Claims
If the will is valid, a contingent beneficiary may still be able to challenge the provision made for them if no reasonable financial provision has been made. The court has a discretion to order that additional provision be paid from the estate where it considers the deceased failed to provide appropriately for:
- Spouses, civil partners and some former partners.
- Children or persons treated as a child of the family.
- Those who were being maintained by the deceased immediately prior to death.
This claim does not invalidate the will; it modifies distribution to provide fair maintenance.
Practical Steps to Challenge a Will
Early Investigation
Before formal proceedings, gather key evidence:
- A copy of the will and any prior wills.
- Medical records around the time the will was made.
- Witness details and drafting history.
- Evidence of dependencies or financial reliance where relevant.
Caveat Against Grant of Probate
If a contingent beneficiary believes there are reasonable grounds to question the will before probate is granted, a caveat may be lodged with the Probate Registry. A caveat temporarily stops the Grant of Probate or Letters of Administration for six months.
Legal Advice and Communication
Seek specialist contentious probate advice. A solicitor experienced in will disputes can advise on:
- Strength of your grounds.
- Likely cost and time.
- Alternative dispute resolution (mediation) options.
Many disputes resolve through negotiation before formal court action.
Court Proceedings
If resolution fails, claimants may issue court proceedings in the High Court (Chancery Division) or County Court, depending on the value and complexity of the estate and grounds. The court will consider the evidence and legal basis for challenge.
Time Limits and Deadlines
Time limits vary by type of claim:
- Under the Inheritance Act 1975: A claim must be commenced within six months of the Grant of Probate (or Letters of Administration).
- Rectification claims: Must also generally be within six months of probate.
- Invalidity claims: There is no statutory deadline, but delay can weaken the case, particularly if substantial distribution has occurred.
Acting quickly and seeking early legal advice improves prospects of preserving evidence and securing court timelines.
Risks and Considerations
Challenging a will can involve significant costs, and if the claimant loses, they may be ordered to pay both their own and the estate's legal costs. This can deplete the estate's value.
Disputes can also damage family relationships. For contingent beneficiaries, the strength of evidence, especially about testator capacity or undue influence, is critical before proceeding.
Common Questions from our Readers
Can contingent beneficiaries challenge a will even if their condition is not yet met?
Yes, if there are grounds that the will is invalid or fails to make reasonable provision under the Inheritance Act, they may have standing.
Does a no‑contest clause prevent a challenge?
No‑contest clauses are recognised but not absolute. They do not prevent Inheritance Act claims or challenges on valid legal grounds.
Do I need a solicitor to challenge?
There is no legal requirement to have a solicitor, but given complexity and risk of adverse costs, professional representation is strongly advised.
Final Thoughts
Challenging a will as a contingent beneficiary in England and Wales is a complex legal process. It requires a lawful basis, either by disputing the will's validity or asserting inadequate provision under the Inheritance (Provision for Family and Dependants) Act 1975. Timely action, appropriate evidence and specialist legal advice are vital to protect your rights. The courts will balance the testamentary freedom of the deceased with fairness and legal principles.