XBO v XBP [2024] SGHCF 36

Case Details

• Citation: [2024] SGHCF 36
• Court: Family Justice Courts of the Republic of Singapore (General Division of the High Court, Family Division)
• Decision Date: 9 October 2024
• Coram: Tan Siong Thye SJ
• Case Number: Suit No 7 of 2019
• Hearing Date(s): 11–14, 18–20 June, 23 September 2024
• Claimants / Plaintiffs: XBO
• Respondent / Defendant: XBP
• Counsel for Claimants: Sam Hui Min Lisa (Lisa Cen Hui Min) (Lisa Sam & Company)
• Counsel for Respondent: Sudhershen Hariram and Tan Shaofeng Donny (Chen Shaofeng Donny) (Tan Rajah & Cheah)
• Practice Areas: Succession and Wills; Testamentary capacity; Mental disability

Summary

The judgment in XBO v XBP [2024] SGHCF 36 represents a significant exploration of the intersection between clinical diagnoses of cognitive decline and the legal standard for testamentary capacity. The dispute centered on the validity of two competing wills executed by the late Mr. A (the "testator"): a will dated 10 October 2011 (the "2011 Will") and a subsequent will dated 24 November 2012 (the "2012 Will"). While the 2011 Will favored the defendant, XBP, the 2012 Will revoked all prior instruments and bequeathed the testator's entire estate—primarily a residential property—to the plaintiff, XBO. Following the testator's death on 13 March 2019, the plaintiff sought to prove the 2012 Will in solemn form, while the defendant challenged its validity on the grounds that the testator lacked the requisite mental capacity at the time of execution.

The doctrinal contribution of this case lies in its reinforcement of the principle that a medical diagnosis of dementia or Alzheimer’s disease is not, in itself, dispositive of a lack of testamentary capacity. The Court emphasized that the legal test for capacity is functional rather than purely clinical. Even where a testator suffers from documented memory loss, vascular dementia, or chronic microvascular ischemia, they may still retain the "enlightened" mind necessary to understand the nature of the testamentary act, the extent of their assets, and the moral claims of potential beneficiaries. The Court's analysis focused heavily on the testator's contemporaneous conduct, including his ability to manage personal banking and his interactions with attesting witnesses, rather than relying solely on retrospective medical assessments.

Tan Siong Thye SJ ultimately found that the plaintiff had discharged the burden of proving that the testator possessed testamentary capacity on 24 November 2012. The Court gave substantial weight to the testimonies of the attesting witnesses, Mr. F and Mr. G, who provided a consistent account of the testator's lucidity and comprehension during the execution of the 2012 Will. Conversely, the defendant's reliance on medical records from Changi General Hospital was found insufficient to override the direct factual evidence of the testator's cognitive functioning at the material time. The judgment serves as a reminder that the court's primary duty is to give effect to the testator's wishes where capacity is established, even if the resulting distribution of assets appears "unexpected" or "disappointing" to other family members.

Beyond the immediate family dispute, the case underscores the evidentiary challenges in probate litigation involving elderly testators with fluctuating cognitive health. It highlights the importance of the "Golden Rule" for solicitors—though the 2012 Will was not prepared by a solicitor—and the critical role of lay witnesses who can speak to the testator's daily functioning. The dismissal of the defendant's counterclaim and the pronouncement of the 2012 Will in solemn form reaffirm the high threshold required to invalidate a will on the basis of mental incapacity when there is strong factual evidence of the testator's understanding and intent.

Timeline of Events

1. 15 August 2011: Earliest date recorded in the factual matrix regarding the testator's circumstances.
2. 19 September 2011: Relevant date preceding the execution of the first disputed will.
3. 10 October 2011: The testator executes the 2011 Will, which leaves his property to the defendant, XBP.
4. 17 November 2011: Testator's medical or personal events continue to develop following the 2011 Will.
5. 16 January 2012: Further date relevant to the testator's cognitive or physical state.
6. 11 July 2012: Testator's interactions or medical consultations recorded.
7. 24 November 2012: The testator executes the 2012 Will, revoking the 2011 Will and leaving his estate to the plaintiff, XBO.
8. 14 December 2012: Period immediately following the execution of the 2012 Will.
9. 13 March 2019: The testator passes away.
10. 31 October 2019: Commencement of legal proceedings or procedural milestones following the testator's death.
11. 21 January 2020: Procedural date in the ongoing litigation.
12. 24 February 2020: Further procedural step in Suit No 7 of 2019.
13. 11 September 2020: Relevant date in the pre-trial phase.
14. 25 November 2021: Evidence gathering or interlocutory stage.
15. 6 May 2022: Specific date related to the filing of affidavits or medical evidence.
16. 10 May 2022: Continued procedural activity.
17. 13 May 2022: Relevant date for evidence or submissions.
18. 31 July 2022: Conclusion of a specific evidentiary phase.
19. 30 May 2024: Final preparations for the substantive hearing.
20. 11–14 June 2024: First tranche of the substantive hearing.
21. 18–20 June 2024: Second tranche of the substantive hearing.
22. 19 July 2024: Post-hearing procedural date.
23. 26 July 2024: Final submissions or clarifications.
24. 23 September 2024: Final hearing date before judgment.
25. 9 October 2024: Delivery of the judgment by Tan Siong Thye SJ.

What Were the Facts of This Case?

The testator, Mr. A, was the father of six children, including the plaintiff (XBO) and the defendant (XBP). The primary asset of his estate was a residential property which became the focal point of the litigation. The testator's testamentary history was marked by two distinct instruments. On 10 October 2011, he executed the 2011 Will, which designated the defendant as the sole beneficiary of his property. However, approximately thirteen months later, on 24 November 2012, the testator executed the 2012 Will. This later instrument revoked all previous wills and bequeathed the entire estate to the plaintiff. The 2012 Will was not prepared by a legal professional but was witnessed by two individuals, Mr. F and Mr. G, who were acquaintances of the family.

Following the testator's death on 13 March 2019, the defendant remained in exclusive occupation of the property. The plaintiff subsequently initiated Suit No 7 of 2019, seeking a pronouncement in solemn form that the 2012 Will was the last true will of the testator. The defendant contested this, filing a counterclaim to uphold the 2011 Will. The core of the defendant's challenge was the allegation that the testator lacked testamentary capacity on 24 November 2012. To support this, the defendant relied heavily on medical records from Changi General Hospital (CGH) covering the period around the execution of the 2012 Will. These records indicated that the testator had been diagnosed with Alzheimer's disease, vascular dementia, and chronic microvascular ischemia. The defendant argued that these conditions, combined with the testator's advanced age and alleged episodes of confusion, rendered him incapable of forming the requisite testamentary intent.

The plaintiff's case rested on the testimony of the attesting witnesses and evidence of the testator's functional independence. Mr. F and Mr. G testified that on the day the 2012 Will was signed, the testator appeared lucid, recognized them, and understood the nature of the document he was signing. They stated that the testator had read the will himself and confirmed its contents before signing. Furthermore, the plaintiff produced evidence of the testator's financial activities. Records showed that around the time of the 2012 Will's execution, the testator was still managing his own banking affairs. Specifically, he was able to conduct transactions at his bank, including withdrawals and deposits, which the plaintiff argued demonstrated a level of cognitive functioning inconsistent with the defendant's portrayal of a man lost to dementia.

The defendant also pointed to various "dictations" made by the testator in 2011 and 2012. These dictations were notes or statements allegedly made by the testator regarding his intentions for his property and his feelings toward his children. The defendant argued that inconsistencies between these dictations and the 2012 Will suggested that the testator was either confused or subject to undue influence (though the primary legal challenge remained capacity). The medical evidence was a major battleground; the defendant's expert and the CGH records suggested significant cognitive impairment, while the plaintiff argued that these clinical observations did not translate to a legal lack of capacity for the specific, relatively simple task of bequeathing a single property to one of his children.

The procedural history involved a multi-day trial where the court scrutinized the credibility of the witnesses. The defendant's witnesses included other family members who testified to the testator's declining health and memory lapses. However, the court noted that much of this testimony was subjective and often contradicted by the objective evidence of the testator's independent actions, such as his banking transactions. The plaintiff, on the other hand, maintained that while the testator may have had physical ailments and some memory issues, he remained "master of his mind" regarding his testamentary wishes until long after the 2012 Will was executed. The financial records mentioned in the regex data, including amounts like $55,871.43 and $53,671.70, were part of the broader evidentiary matrix concerning the testator's estate and his ability to handle financial matters.

What Were the Key Legal Issues?

The primary legal issue was whether the testator possessed the requisite testamentary capacity to execute the 2012 Will on 24 November 2012. This required the Court to apply the long-standing test established in Banks v Goodfellow (1870) LR 5 QB 549, as adopted in Singapore through cases such as [2023] SGHCF 32 and George Abraham Vadakathu v Jacob George [2009] 3 SLR(R) 631. The specific sub-issues included:

• Whether the testator understood the nature of the act of making a will and its effects.
• Whether the testator understood the extent of the property of which he was disposing.
• Whether the testator was able to comprehend and appreciate the claims to which he ought to give effect (i.e., the potential beneficiaries).
• Whether the testator was suffering from any "disorder of the mind" or "insane delusion" that influenced his will in disposing of his property.
• The allocation of the burden of proof, specifically the shift from the propounder (plaintiff) to the challenger (defendant) once a prima facie case of capacity and due execution is established.
• The weight to be accorded to retrospective medical evidence versus contemporaneous factual evidence of the testator's conduct and lucidity.
• Whether the "unexpected" nature of the 2012 Will, which completely disinherited the defendant in favor of the plaintiff, raised a suspicion of lack of capacity or undue influence sufficient to invalidate the instrument.

These issues mattered because they defined the boundary between protecting vulnerable elderly persons from exploitation and respecting their autonomy to change their testamentary intentions. The case highlighted the tension between clinical diagnoses of dementia and the legal "enlightened mind" required for a valid will.

How Did the Court Analyse the Issues?

The Court began its analysis by reiterating the fundamental principles of testamentary capacity. Citing George Abraham Vadakathu v Jacob George [2009] 3 SLR(R) 631 and Kwa Hum Liao v Ong Ah Myo [1996] 1 SLR(R) 169, Tan Siong Thye SJ emphasized that the burden of proof initially lies with the propounder of the will to establish a prima facie case of capacity. Once this is done, the evidentiary burden shifts to the party challenging the will to show "real doubt" as to the testator's capacity. If such doubt is raised, the ultimate burden returns to the propounder to satisfy the court that the testator was of sound mind.

In evaluating the Banks v Goodfellow criteria, the Court looked closely at the testimony of the attesting witnesses, Mr. F and Mr. G. The Court found them to be credible and independent witnesses. They testified that the testator was able to read the 2012 Will, recognized them, and confirmed that the document reflected his wishes. The Court noted that their evidence was consistent and unshaken under cross-examination, satisfying the first limb of the capacity test—understanding the nature and effect of the act. The Court referred to Farida Begam d/o Mohd Artham v Public Prosecutor [2001] 3 SLR(R) 592 and Jagatheesan s/o Krishnasamy v Public Prosecutor [2006] 4 SLR(R) 45 regarding the weight to be given to consistent witness testimonies at [42].

Regarding the second and third limbs—understanding the extent of the property and the claims of beneficiaries—the Court found that the 2012 Will was a simple document dealing with a single primary asset (the property) and a straightforward choice between children. The Court observed that the testator's ability to manage his own banking affairs around the time of execution was a powerful indicator of his cognitive functioning. The Court stated:

"a testator or testatrix may labour under a medical condition, such as dementia, at the time of the execution of the will, whilst still retaining his or her testamentary capacity to execute it." (at [23])

The Court then addressed the medical evidence. The defendant relied on CGH records and expert testimony to argue that the testator's Alzheimer's and vascular dementia precluded capacity. However, the Court noted that medical diagnoses are not legal conclusions. Citing [2023] SGHCF 32, the Court emphasized that the inquiry is whether the testator had the *functional* capacity at the specific time of execution. The medical records showed that the testator had "good" and "bad" days, and the attesting witnesses' account of his lucidity on 24 November 2012 was not directly contradicted by the clinical notes, which were not contemporaneous to the exact hour of signing.

The Court also considered the "unexpected" nature of the 2012 Will. The defendant argued that the sudden shift from the 2011 Will (favoring her) to the 2012 Will (favoring the plaintiff) was suspicious. The Court, however, relied on [2016] SGHC 220 and Leow Li Yoon v Liu Jiu Chang [2016] 1 SLR 595 to hold that a testator is entitled to change their mind, and an "unexpected" disposition does not, by itself, invalidate a will if capacity is proven. The Court found that the testator had reasons for his change of heart, which were reflected in his dictations and his evolving relationship with his children.

On the issue of witness credibility, the Court applied the principles from Sudha Natrajan v The Bank of East Asia Ltd [2017] 1 SLR 141 and [2020] SGHC 164. It found the defendant's testimony to be less reliable, noting inconsistencies in her account of the testator's condition. The Court also referred to Abdul Rashid bin Mohamed and another v Public Prosecutor [1993] 3 SLR(R) 656, noting that even if parts of a witness's testimony are disbelieved, the Court can still accept other parts that are corroborated by objective evidence (at [64]).

Finally, the Court addressed the "Golden Rule"—the recommendation that a solicitor should have an elderly or ill testator examined by a medical practitioner before executing a will. While this was not done here (as no solicitor was involved), the Court held that the failure to follow the Golden Rule is not a ground for invalidating a will if capacity can be established through other evidence. The Court concluded that the factual evidence of the testator's lucidity, his banking activities, and the attesting witnesses' testimony outweighed the retrospective medical concerns raised by the defendant.

What Was the Outcome?

The Court ruled in favor of the plaintiff, upholding the validity of the 2012 Will. The operative orders were as follows:

"I grant the plaintiff’s suit in HCF/S 7/2019 for pronouncement in solemn form that the 2012 Will is the last true will and grant probate of the 2012 Will to the plaintiff. I dismiss the defendant’s counterclaim for pronouncement in solemn form that the 2011 Will is the last true will and the grant of letters of administration with will annexed in her favour." (at [2])

As a consequence of this ruling, the 2012 Will was recognized as the definitive expression of the testator's final wishes, effectively revoking the 2011 Will and all other prior testamentary instruments. The plaintiff, as the named executor and sole beneficiary under the 2012 Will, was granted probate, allowing for the administration of the estate and the eventual transfer of the residential property in accordance with the 2012 Will's terms.

Regarding the defendant's counterclaim, the Court found that because the 2012 Will was validly executed by a testator with full capacity, the 2011 Will had been successfully revoked. Therefore, the defendant's prayer for letters of administration with the 2011 Will annexed was dismissed in its entirety. The Court's decision meant that the defendant, who had been in exclusive occupation of the property since the testator's death in 2019, would no longer have a legal basis to claim the property under the 2011 Will.

On the matter of costs, the Court departed from the usual rule that costs follow the event. Instead, it ordered that each party bear their own costs. The Court's reasoning for this was grounded in the principle that where the testator's own conduct or the circumstances surrounding the execution of the will give rise to reasonable grounds for litigation, it may be appropriate for the estate or the parties to bear their own costs. Citing Mitchell v Gard (1863) 164 ER 1280 and WWI v WWJ [2024] SGFC 22, the Court noted that the testator's medical condition and the existence of two conflicting wills executed within a short timeframe provided a justifiable basis for the defendant to challenge the 2012 Will. The Court stated:

"I order that the parties are to bear their own costs in these proceedings." (at [142])

This costs order reflected the Court's view that while the plaintiff was successful, the litigation was not vexatious or unreasonable given the genuine questions surrounding the testator's mental state at the time of the 2012 Will's execution. The finality of the judgment ensures that the estate can now be settled, nearly five years after the testator's passing, based on the 2012 instrument.

Why Does This Case Matter?

XBO v XBP is a critical precedent for Singapore's succession law, particularly in its nuanced treatment of dementia in the context of testamentary capacity. It reinforces the "functional approach" to capacity, which prioritizes the testator's actual ability to perform the specific task of making a will over a general medical diagnosis of cognitive impairment. For practitioners, the case serves as a stark reminder that a diagnosis of Alzheimer's or vascular dementia is not a "death knell" for testamentary capacity. The Court's willingness to uphold a will made by a testator with such diagnoses, based on strong factual evidence of lucidity, provides a clear pathway for defending wills made by elderly clients in the early to mid-stages of cognitive decline.

The judgment also clarifies the evidentiary hierarchy in probate disputes. While expert medical testimony is important, it is often retrospective and based on general clinical observations. In contrast, the Court in this case placed higher value on the "boots on the ground" evidence—the testimonies of attesting witnesses and objective records of the testator's daily life, such as his banking transactions. This underscores the importance for solicitors and those assisting in will preparation to carefully document the testator's interactions and cognitive state at the exact time of execution. The fact that the 2012 Will was upheld despite not being prepared by a solicitor and despite the "Golden Rule" not being followed shows that the Court's ultimate concern is the truth of the testator's capacity, not just procedural perfection.

Furthermore, the case addresses the "unexpected disposition" argument. It is common in family disputes for disinherited relatives to claim that a change in a will must be the result of incapacity or undue influence. The Court's reliance on Leow Li Yoon v Liu Jiu Chang confirms that testators have the absolute right to be "capricious" or "unexpected" in their bequests, provided they understand what they are doing. This protects the principle of testamentary freedom against challenges based merely on the perceived unfairness of the distribution. The Court's analysis of the testator's dictations also shows how informal notes and statements can be used to reconstruct a testator's state of mind and provide a rationale for changes in their will.

In the broader Singapore legal landscape, this case fits into a line of authorities including Muriel Chee and Jacob George that seek to balance the protection of the elderly with the preservation of their autonomy. As Singapore's population ages, disputes involving testators with dementia will likely increase. XBO v XBP provides a robust framework for courts to navigate these sensitive cases, emphasizing that the "enlightened mind" required by law is a practical, functional standard rather than a requirement for perfect neurological health. The decision on costs also provides a helpful reminder that in probate cases, the reasonableness of the challenge is a key factor in the court's discretion, even if the challenge ultimately fails.

Finally, the case highlights the importance of witness credibility. The Court's detailed examination of the attesting witnesses' testimonies and its application of criminal law standards for witness consistency (citing Mohd Artham and Jagatheesan) show that probate litigation is as much about the "human element" and the reliability of memory as it is about medical science. This makes the case a valuable study for litigators on how to build or dismantle a case for testamentary capacity through the cross-examination of lay witnesses.

Practice Pointers

• Functional Capacity Over Diagnosis: Always distinguish between a clinical diagnosis (e.g., dementia) and legal testamentary capacity. A client with early-stage Alzheimer's may still be legally capable of making a will if they meet the Banks v Goodfellow criteria.
• Document Daily Functioning: Collect evidence of the testator's independent activities around the time of execution, such as banking records, grocery shopping, or managing household bills. These are often more persuasive than retrospective medical reports.
• The Value of Attesting Witnesses: Ensure that attesting witnesses are observant and, if possible, take contemporaneous notes about the testator's lucidity. Their testimony can be the deciding factor in a capacity dispute.
• Address the "Golden Rule": While not mandatory, having a medical practitioner certify capacity for an elderly or ill testator is highly recommended to pre-empt litigation. If this is not done, be prepared to explain why and provide alternative evidence of capacity.
• Explain Unexpected Dispositions: If a client is significantly changing their will or disinheriting a close family member, document the reasons for this change. The testator's own "dictations" or notes can serve as vital evidence of a rational (even if "unexpected") intent.
• Consistency in Testimony: Be aware that courts will scrutinize the consistency of witness testimonies. Discrepancies in accounts of the testator's behavior can undermine the credibility of the entire challenge.
• Costs Risks: Advise clients that even if they lose a challenge to a will, they might not be ordered to pay the other side's costs if the court finds there were "reasonable grounds" for the challenge based on the testator's conduct or medical state.

Subsequent Treatment

As a recent decision from October 2024, XBO v XBP [2024] SGHCF 36 has not yet been extensively cited in subsequent judgments. However, its ratio—that a testator may suffer from medical conditions such as dementia or memory loss at the time of executing a will but still retain the requisite testamentary capacity if they understand the nature of the act, the extent of their property, and the claims of their beneficiaries—is a robust restatement of existing law. It is expected to be frequently cited in future Family Division cases involving elderly testators with cognitive decline, particularly for its emphasis on functional capacity over clinical labels.

Legislation Referenced

• Evidence Act 1893, s 114 (Presumption of certain facts)
• Evidence Act 1893, s 133 (Number of witnesses)
• Wills Act 1838, S 7 (No will of a person under age valid)
• Probate and Administration Act 1934, s.98 (Grant of probate)

Cases Cited

• Applied / Followed:
  • George Abraham Vadakathu v Jacob George [2009] 3 SLR(R) 631
  • Muriel Chee v Chee Ka Lin Caroline [2010] 4 SLR 373
  • [2023] SGHCF 32
  • Leow Li Yoon v Liu Jiu Chang [2016] 1 SLR 595
• Considered / Referred to:
  • [2020] SGHC 164
  • Public Prosecutor v Miya Manik and another appeal and another matter [2022] SGCA 73
  • [2016] SGHC 220
  • Sudha Natrajan v The Bank of East Asia Ltd [2017] 1 SLR 141
  • How Weng Fan and others v Sengkang Town Council and other appeals [2023] 2 SLR 235
  • Farida Begam d/o Mohd Artham v Public Prosecutor [2001] 3 SLR(R) 592
  • Jagatheesan s/o Krishnasamy v Public Prosecutor [2006] 4 SLR(R) 45
  • Abdul Rashid bin Mohamed and another v Public Prosecutor [1993] 3 SLR(R) 656
  • Alwie Handoyo v Tjong Very Sumito and another and another appeal [2013] 4 SLR 308
  • Chai Chien Wei Kelvin v Public Prosecutor [1998] 3 SLR(R) 619
  • Review Publishing Co Ltd and another v Lee Hsien Loong and another appeal [2010] 1 SLR 52
  • V Nithia v Buthmanaban s/o Vaithilingam and another [2015] 5 SLR 1422
  • Ma Hongjin v SCP Holdings Pte Ltd [2021] 1 SLR 304
  • Vegetarian Society and another v Scott [2013] EWHC 4097 (Ch)
  • Gill v Woodall and others [2011] Ch 380
  • Mitchell and Mitchell v Gard and Kingwell (1863) 164 ER 1280
  • WWI v WWJ [2024] SGFC 22

Source Documents

• Official Judgment — eLitigation
• Judgment PDF — Digital Ocean CDN