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№ 208 Case Study — Wills & Estates

Timing a will signing around the hours a client's mind was clear

An ordinary plan to update a will after a spouse's death ran into a diagnosis that made some days sharp and others foggy. Getting the timing right became the whole file.

Wills & Estates9 min readNiagara Falls, OntarioDrafting when capacity comes and goes
All Wills & Estates case studies
ClientNiran, a widow updating her will, with her children Pensri and Reza
The issueCapacity that came and went, and a will drafted to survive a challenge on that basis
ServiceCoordinated medical assessment and timed the signing to a documented window of clarity
ResolutionA negotiated compromise after the will was challenged, not an outright win

The situation

Niran's plan was straightforward. After her husband died, she wanted to update the will they had made together years earlier, mostly to reflect that she was now the sole owner of their assets and to adjust how things would divide between her two children, Pensri and Reza. She had worked as a university professor for most of her career, and her estate, once the family property and retirement accounts were added up, sat comfortably in the seven-figure range. This was meant to be a routine update: new will, same intentions, minor adjustments for a changed household.

It stopped being routine when Niran was diagnosed with a condition that affected her cognition unevenly. On some days she was entirely herself, sharp, engaged, asking pointed questions about the drafting choices. On other days, particularly in the late afternoon or after a change in her medication schedule, she was confused and could not reliably follow a conversation about her own finances. Her family doctor described it as fluctuating capacity, a recognized and genuinely difficult situation where a person is not uniformly capable or incapable but moves between states, sometimes within the same day.

This mattered enormously for the will. A will signed while the testator lacks the legal capacity to understand what they are signing can be challenged and set aside after death, precisely when the person who could explain their own state of mind is no longer available to do so. For someone in Niran's position, simply scheduling an appointment and asking her to sign was not good enough. If anyone later argued she had not understood the document, and family estates with meaningful value are frequently disputed, the will's validity would turn on evidence of her capacity at the precise moment of signing, not her capacity generally.

Reza, who works as a sales director and had a more distant relationship with his mother than his sister did, had already made clear in family conversations, more than once and not always gently, that he thought the earlier will favoured Pensri unfairly. That tension was in the background from the start, and it meant the new will was not just an administrative update. It was a document that someone in the family was likely to scrutinize closely if it did not match his expectations.

The complication

The complication was not only medical, it was also financial, and it became clear quickly that Reza had resources behind him that Niran and Pensri did not. Once the new will was signed and Niran later died, Reza retained a litigation lawyer and began a formal challenge to the will's validity, arguing that his mother lacked the capacity to understand what she was signing and that Pensri had unduly influenced the process. He made no secret, in correspondence and even in conversation with Pensri, that he intended to outspend the estate on legal fees if that was what it took, on the theory that a smaller estate would eventually settle rather than fight a war of attrition.

That is a real dynamic in estate litigation, and it needed to be named plainly to Pensri rather than glossed over. Litigation funded by deep pockets does not need to win on the merits to succeed; it can succeed by making the cost of defending the will exceed what the estate can bear. Our approach had to account for that from the start, which is part of why the documentation from the signing itself mattered so much.

Fortunately, the file was not undefended. Because we had arranged the signing around a medically documented window of lucidity, with the family doctor's input on timing and a contemporaneous note describing Niran's presentation that day, there was real evidence to counter the challenge, not just our own recollection of the meeting. But real evidence is not the same as an unassailable case. A challenge grounded in fluctuating capacity can drag on for a long time, because medical records from before and after the signing can be read to support either side, and Reza's lawyer did exactly that, pulling clinic notes from weeks on either side of the signing that showed Niran in a confused state.

The estate, while substantial, was not unlimited, and a prolonged fight would have eaten into what both children ultimately received. That reality shaped the strategy as much as the legal merits did. There was also a quieter dynamic at play: Reza's own resources meant that a defeat at trial would cost him comparatively little, while the same outcome could have consumed a meaningful share of Pensri's eventual inheritance in legal costs, an asymmetry that any capable litigator on his side was certain to exploit fully through motions, extended discovery, and repeated procedural steps designed to raise the cost of defending the will at every stage.

What we did

  1. Arranged a capacity assessment with Niran's family doctor before any drafting began, so we understood the pattern of her fluctuations and could plan around it rather than guessing at a good day, and so the eventual will was built on medical understanding rather than assumption. That first conversation also covered what would happen if her presentation changed partway through drafting, so the plan was never locked to a single appointment we might have to force through regardless of how she was doing that day.
  2. Asked the doctor to identify a likely window of clarity tied to her medication schedule, since her clearest hours followed a specific point in her daily dosing rather than occurring randomly, which let us plan the signing around a pattern rather than hoping we happened to catch a good day. That pattern held consistently enough over several weeks of observation that we treated it as reliable rather than coincidental, though we still built in a buffer before and after the window in case a single day broke the trend.
  3. Scheduled the signing appointment for that window and confirmed with the doctor's office on the day itself that nothing had changed, treating the appointment as conditional rather than fixed no matter the calendar, and building in the flexibility to postpone if her presentation that morning did not match expectations. More than once in the weeks leading up to the appointment, a scheduled good day did not materialize, which is exactly why we refused to treat the calendar date as more reliable than what we actually saw that morning.
  4. Had the doctor complete a contemporaneous capacity note on the day of signing, describing Niran's presentation, her responses to specific questions about her assets and intentions, and her understanding of the document, creating a record independent of our own file notes that a challenger could not simply dismiss as self-serving. The note also recorded what Niran said in her own words about why she wanted the change made, language a court can weigh far more heavily than a lawyer's paraphrase of the same conversation.
  5. Conducted the signing meeting without Pensri present in the room, meeting privately with Niran to ask her to explain the plan in her own words, which both protected against an undue influence argument and produced a clearer record of her independent understanding of what she was signing and why. It also meant Niran had to articulate the reasoning herself rather than nodding along to a plan explained by someone else, which is a meaningfully different kind of evidence if the meeting is ever challenged later.
  6. Documented the meeting in detail, including the specific questions asked and Niran's answers, rather than a general note that the signing went smoothly, anticipating that a challenge could come months or years later when memory alone would not be enough to reconstruct what actually happened in the room. That level of detail matters because a generic file note inviting the reader to fill in the blanks helps nobody once the person who wrote it is trying to recall specifics under cross-examination years afterward.
  7. When the challenge came, assembled the medical note, our meeting record, and the doctor's evidence into a coordinated response, rather than letting the estate face Reza's litigation lawyer with only our own account of the day, giving Pensri's position a documentary foundation built well before the dispute existed. Presenting the evidence as a single organized package, rather than three separate sources the other side had to assemble themselves, also made clear from the outset that this was not a file built after the fact to survive a challenge.
  8. Advised Pensri early on the real cost dynamics of a prolonged fight, so the family went into settlement discussions with a clear-eyed view of what continued litigation would cost the estate regardless of the eventual outcome, and could weigh a negotiated compromise honestly against the price of pressing on. That conversation happened before any offer was on the table, so the eventual decision to settle came from a clear understanding of the trade-off rather than pressure felt in the middle of negotiations.

The outcome

The challenge did not go away quietly, and it did not need to. The documented signing gave the estate a real position, strong enough that Reza's lawyer moved from an all-or-nothing argument that the will should be thrown out entirely to a negotiation over the distribution itself. That shift, from a fight over validity to a fight over shares, is where the file settled.

The negotiated result adjusted the distribution somewhat closer to what Reza had wanted than the will itself provided, without conceding that the will was invalid or that Pensri had exerted undue influence. Pensri gave up some of what the will had given her in order to close the matter with certainty rather than risk a longer court process that could have cost the estate more in legal fees than the disputed difference was worth.

This was not the clean vindication a fully contested court win would have delivered, and it was not meant to be. It was a compromise that recognized the real leverage Reza's resources gave him, while making sure that leverage did not simply overrun the file. The medical documentation from the signing was what kept the negotiation from starting at a much worse position for Pensri and the estate.

The settlement closed a little over a year after Niran's death, which is not unusual for an estate challenge grounded in capacity, since medical evidence takes time to gather and both sides typically want a full picture before committing to numbers. Pensri came out of it with less than the original will provided but with certainty in place of an open-ended legal exposure that could otherwise have continued for years. Reza, for his part, did not achieve the outright invalidation he initially sought, and the settlement stands as a reminder that even a well-resourced challenge does not automatically defeat a will that was properly documented at the time it was signed.

What you can learn from this

  • Fluctuating capacity is not a bar to making a valid will, but it means the signing has to be planned around documented evidence of a clear-minded window, not just scheduled by calendar convenience.
  • A contemporaneous medical note describing the day of signing is worth far more later than a lawyer's own recollection alone.
  • Meeting privately with the person making the will, away from a beneficiary who stands to gain, protects against undue influence arguments before they arise.
  • A well-funded challenger can use the cost of litigation itself as leverage, regardless of the merits, so plan for that dynamic from the outset.
  • A negotiated settlement that concedes some ground can still be the right outcome when it closes real risk to the estate at a lower cost than fighting it out.
This case study is entirely fictional. It does not describe any real client, file, or matter handled by Treadstone Law, and it is not a real file with details changed. All names, people, properties, businesses, dollar amounts, dates, and events are invented, and any resemblance to a real person, business, or situation is coincidental. Fictional scenarios like this one illustrate the kinds of legal issues people in Ontario commonly face and how a lawyer can help. They are general information, not legal advice — no two matters unfold the same way, and nothing here predicts the outcome of any real case. Reading a case study does not create a lawyer-client relationship. If you are facing something similar, speak with a lawyer about your specific circumstances.

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