Estate Disputes
What happens if the validity of a Will is questioned?
General information on Will validity concerns in Victoria, including capacity, execution and related probate issues at a high level.
Author: Will & Estate Lawyers
Published 13 August 2026 · 2 min read
Questioning the validity of a Will is a serious step. Families sometimes raise concerns because a document seems unexpected, because the deceased was unwell, or because the circumstances of signing feel unclear. Those concerns deserve careful attention. They do not automatically mean the Will will be set aside.
This article provides general information only for a Victorian audience. It is not advice about whether any particular Will is valid or invalid.
Validity is a different question from fairness
A Will can be valid and still leave someone disappointed. Validity concerns ask whether the document should be admitted to probate as the deceased’s last Will. Provision claims ask a different question about whether further provision should be made from an estate.
Keeping those ideas separate helps everyone ask the right questions. See Can a Will be contested in Victoria?.
Issues that sometimes arise
Without turning them into a checklist of winning arguments, concerns about validity commonly involve themes such as:
- whether the deceased had testamentary capacity at the relevant time
- whether the deceased knew and approved the contents of the Will
- whether the Will was executed with the formalities required
- whether undue influence or pressure may have affected the making of the Will
- which of several Wills or informal documents is operative
- whether an earlier Will was revoked
Each theme depends on evidence. Suspicion alone is rarely enough.
<!-- TODO: LEGAL REVIEW REQUIRED — Do not publish detailed Victorian legal tests for testamentary capacity, knowledge and approval, undue influence, or execution formalities as if they were complete statements of current law without practitioner verification. -->Evidence and sensitivity
Validity disputes often involve medical records, solicitor file notes, evidence from witnesses, and family chronology. Gathering that material can feel intrusive at a time of grief. It also needs to be handled carefully so that privacy and relevance are respected.
An early advice discussion can help identify what is worth seeking first, rather than launching a broad and expensive evidence hunt without direction.
Interaction with probate
If probate has not yet been granted, validity concerns may interact with the grant process, including — in some cases — questions about caveats. See What is a probate caveat?.
If probate has already been granted, the available options and practical consequences may differ. Timing still matters. Assumptions drawn from other families’ experiences are unreliable.
What usually does not help
- circulating accusations before documents are reviewed
- pressuring witnesses outside a proper process
- assuming that “unfair” equals “invalid”
- delaying advice until assets have already been distributed or positions have hardened publicly
Calm process protects both the estate and the people involved.
Next steps
If you have genuine concerns about whether a Will should be admitted to probate, or you need to respond to such concerns, obtain advice early and privately.
Explore Estate Disputes, or start an enquiry at Discuss an estate dispute.
Related pathways
When personal advice may be needed
Knowledge Centre articles are general information only. If your situation involves a live estate, competing claims, probate timing, or uncertainty about the next careful step, a structured discussion with the practice may help clarify options — without assuming any particular outcome.
Next step
Discuss an Estate Dispute
These articles are general information only. If you need to understand your position in a live or foreshadowed estate dispute, begin with a structured Initial Estate Dispute Assessment enquiry.
Return to Estate Disputes or the Knowledge Centre.