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Challenging an Estate: Deadlines and Protective Steps

WillsEngland & WalesReviewed by Civil Help editorial team: 11 August 2026Next review: 15 June 20278 min
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Most estate disputes are lost on the calendar rather than on the merits. This guide is about the clock and the paperwork that stops it: which route your dispute falls into, what the deadline is for each, and the protective steps — a caveat, a standing search — that buy you time while you take advice. For the five grounds for invalidating a will see <a href="/wills-probate/contesting-a-will-grounds">contesting a will: the five grounds</a>; for claims for reasonable financial provision see <a href="/wills-probate/inheritance-act-claims">Inheritance Act 1975 claims</a>.

Key points

  • An Inheritance Act 1975 claim must be issued within 6 months of the Grant of Probate or Letters of Administration — missing this deadline is nearly always fatal to the claim.
  • A validity challenge has no fixed statutory deadline, but you must enter a caveat before the grant is issued or you will have to apply to revoke a grant already made.
  • A caveat costs £4, lasts 6 months, and is renewable — but an executor can "warn off" a caveat, and you then have only 8 days to enter an appearance.
  • A standing search tells you automatically if a grant is issued in the next 6 months, so the Inheritance Act clock never starts without your knowing.
  • Take advice before the grant, not after. The single most common reason good claims fail is that nobody was watching the Probate Registry.
  • Contentious probate is expensive and rarely reaches trial — most disputes settle at mediation.

Which Route Does Your Dispute Fall Into?

Three quite different claims get lumped together as "contesting a will", and they have different tests, different deadlines, and different remedies. Identify yours before doing anything else.

  • The will is invalid. You say the document should never have taken effect — because the testator lacked capacity, did not know and approve its contents, was unduly influenced, the will was forged, or it was not properly executed. If you succeed, the estate passes under an earlier valid will or under the intestacy rules. The five grounds and the evidence each needs are covered in our guide to contesting a will.
  • The will is valid but does not provide for you. You are not attacking the document; you are asking the court to make reasonable financial provision from the estate under the Inheritance (Provision for Family and Dependants) Act 1975. Only certain categories of applicant can bring this claim — see Inheritance Act 1975 claims.
  • The will says the wrong thing. Where a clerical error or a failure to understand instructions means the will does not carry out the testator's intentions, the remedy is rectification under section 20 of the Administration of Justice Act 1982 — and that has its own 6-month deadline from the grant. Where the wording is merely ambiguous, the court can instead be asked to construe it.

These routes are not mutually exclusive. It is common to enter a caveat to preserve a validity challenge while also protecting the Inheritance Act deadline, because the two clocks behave completely differently.

The Deadline Map

Inheritance Act 1975 claim — 6 months from the grant. The claim must be issued at court, not merely intimated, within six months of the date the Grant of Probate or Letters of Administration is issued. The court has a discretion to extend under section 4, but it exercises it sparingly and you would need to explain the delay, show the claim has merit, and show the estate has not already been distributed. Treat the six months as absolute.

Validity challenge — no fixed limit, but delay bites. There is no statutory limitation period for a claim that a will is invalid. In practice, though, the moment the grant issues the executors may lawfully distribute, and recovering money from beneficiaries who have already spent it is difficult. Delay also undermines the claim itself: the court may find you acquiesced. Act before the grant.

Rectification — 6 months from the grant, again extendable only at the court's discretion.

Claims against the estate as a creditor follow the ordinary limitation periods for the underlying debt, and a claim against executors for breach of trust generally has no limitation period where fraud or retained trust property is involved.

One trap worth naming: the Inheritance Act clock runs from the grant, not from the death and not from when you found out. Estates where no grant is ever taken out — because everything passed by survivorship or the estate was small — have no clock running at all, which occasionally works in a claimant's favour.

Caveats, Warnings, and Standing Searches

Two cheap administrative steps do most of the protective work.

Entering a caveat

A caveat stops a Grant of Probate being issued. It costs £4, lasts 6 months, and can be renewed in the last month of its life. While it is in force the executors cannot obtain the grant and so cannot distribute the estate. A caveat is the right tool when you are challenging the validity of the will and need time to obtain evidence — typically the solicitor's file via a Larke v Nugus request, and the deceased's medical records.

A caveat is the wrong tool if your claim is under the Inheritance Act. That claim assumes the will is valid, and blocking the grant simply delays the start of your own six-month window while irritating the court.

Warnings and appearances

An executor who believes your caveat is unjustified can issue a warning. You then have 8 days to enter an "appearance" setting out your contrary interest. Miss it and the caveat is removed and the grant proceeds. This is the step at which unrepresented claimants most often lose their position, so if you receive a warning, take legal advice the same week.

Standing searches

A standing search does the opposite job: rather than blocking a grant it tells you when one is issued, covering the following 6 months and renewable. It is the correct step for a potential Inheritance Act claimant, because it means the six-month deadline can never start without your knowing. You can also check whether a grant has already issued through the Probate Registry's free online record search.

Process, Settlement, and Costs

Process:

  1. Pre-action: Write to the executors setting out the basis of your claim and requesting copies of relevant documents — the will, any earlier wills, the estate accounts, and (in a validity case) the will file. Most claims settle without proceedings being issued.
  2. Mediation: Courts expect parties to consider alternative dispute resolution, and an unreasonable refusal to mediate can be penalised in costs. Mediation is cheaper and faster than litigation and frequently produces an outcome the court could not have ordered.
  3. Issue proceedings: If negotiation fails, issue in the Chancery Division of the High Court (for larger estates) or the County Court. Remember that issuing is what stops the Inheritance Act clock — you can issue protectively and then agree a stay while negotiations continue.

Costs: Contentious probate litigation is expensive. The old assumption that the estate pays everyone's costs is largely gone: the normal rule is that the loser pays, though the court retains discretion, particularly where the testator's own conduct caused the dispute. Legal aid is not available. Some firms offer conditional fee arrangements for strong claims, and after-the-event insurance is sometimes available to cover adverse costs.

Because both sides' costs come out of what is often a modest estate, the economics usually favour an early negotiated outcome over a correct one reached at trial.

Frequently asked questions

The estate has already been distributed. Is it too late?
Not necessarily, but it is much harder. For an Inheritance Act claim brought within the six months, the court can still make provision and the executors are protected only if they distributed after the six months expired — which is exactly why executors are advised to wait. Where a distribution has already been made, you may be able to trace the assets into the hands of the beneficiaries, but that adds a layer of cost and difficulty. For a validity challenge after a grant, you must apply to revoke the grant. Take advice immediately rather than assuming the door has closed.
Should I enter a caveat or a standing search?
It depends on your route. Enter a caveat if you are challenging the validity of the will and need to stop the grant while you gather evidence. Enter a standing search if your claim is under the Inheritance Act 1975 and you simply need to know the moment the grant issues, because that is when your six-month deadline starts. Entering a caveat on an Inheritance Act claim is a common and counterproductive mistake: it blocks the grant, which delays the start of your own deadline and antagonises the executors you will need to negotiate with.
How do I find out if probate has been granted so I know my time limit?
Grants of Probate and Letters of Administration are public documents. You can search the Probate Registry's online service at gov.uk/search-will-probate to check whether a grant has been issued. Alternatively, you can enter a "standing search" at the Probate Registry, which will notify you automatically if a grant is issued in respect of a particular person's estate within the next 6 months.
Can I stop a Grant of Probate being issued while I consider my options?
Yes — by entering a caveat at the Probate Registry. A caveat costs £4 and prevents a Grant of Probate being issued for 6 months (renewable). The executor cannot proceed with the administration while the caveat is in place. However, the executor can issue a "warning" to the caveat, and if you do not respond within 8 days, the caveat is removed. If you receive a warning, take immediate legal advice.

What to do next

  1. 1
    Enter a caveat to protect your position

    How to enter a caveat at the Probate Registry to prevent a grant being issued.

  2. 2
    Find a solicitor specialising in contentious probate

    Search the Law Society's directory for contentious probate specialists.

  3. 3
    Search for probate records to check grant dates

    Search the Probate Registry's public register for grants of probate.

  4. 4
    Understand the intestacy rules

    Who inherits where there is no will — relevant to Inheritance Act claims against intestate estates.

Official bodies and resources

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Disclaimer

This information is for general guidance only and does not constitute legal advice. You should seek qualified legal help if your situation requires it.