YER v YES & Ors [2026] SGFC 82

District Judge Kow Keng Siong:

Introduction

Background

These grounds concern three applications, all arising from a 2012 consent order ("Consent Order") governing the maintenance of the parties' daughter.

The parties are divorced and have one daughter. She was born in September 2004. She is now approaching 22 and a third-year medical student in Australia. The Mother – who has been paying for the daughter's overseas education – wants the Father to shoulder some of these burdens. The Father objects on the basis that he never agreed to bear the education expenses. I must now decide what the Consent Order requires each parent to do.

The Consent Order

The relevant parts of the Consent Order require the Father to pay –

(a) $650/month for the daughter’s maintenance (“general maintenance”): cl 5(d).

(b) 50% of her educational and medical expenses: cl 5(e).

The applications

The three applications before me are as follows.

(a) The Mother’s enforcement application. In FC/MSS 1843/2025 ("MSS 1843"), the Mother seeks to enforce the Consent Order, claiming that the Father has defaulted on the daughter's general maintenance, educational expenses and medical expenses.

(b) The Mother’s variation application. In FC/OADV 443/2025 ("OADV 443"), she wants to increase the daughter's general maintenance, principally because she is now studying in Australia at greater expense.

(c) The Father’s variation application. In FC/SUM 2739/2025 ("SUM 2739"), the Father seeks to reduce his contributions to (i) the daughter's general maintenance and (ii) her educational and medical expenses.

The relevant clauses of the Consent Order and the parties’ applications are in Annex A.

I deal first with the enforcement application, and then with the two variation applications.

Mother’s enforcement application – MSS 1843

The Mother claims that the Father has failed to pay for the daughter’s (a) general maintenance, (b) educational expenses and (c) medical expenses. I take each in turn.

General maintenance

Clause 5(d) of the Consent Order requires the Father to pay $650/month towards the daughter's general maintenance.

Mother’s case

The Mother's case, however, is that $650/month is no longer the enforceable figure. This is because at the daughter's request, the Father had increased his monthly payments to $1,450/month (from around March 2018) to $1,500/month (from February 2021). The Mother’s enforcement application is thus based on these higher amounts – not $650/month.

The Mother claims that the Father did not always pay these higher amounts in full, and that from November 2025 he had reverted to paying only $650/month – the amount stated in the Consent Order. On this basis, she applies to recover arrears for the period from June 2019 to March 2025, which she calculates at $10,076.32 using the higher figures of $1,450 and $1,500/month.

Father’s response

Key issues for determination

The parties’ competing positions raise two questions. The first is whether the Father’s increased payments of $1,450 and $1,500/month are enforceable under the Consent Order. If not, then the second question is whether such payments are nevertheless enforceable under the Women's Charter 1961 (“Charter”).

My decision

In my judgment, the answer to both questions is no.

My reasons for finding that the increased payments are not enforceable under the Consent Order are as follows.

(a) The Consent Order requires the Father to pay only $650/month. The higher payments of $1,450 and $1,500 did not originate in the order. They arose only in 2018 and 2021, more than five years after the order was granted.

(b) The increased payments are not intended to be permanent. Contemporaneous evidence shows that the Father had increased the payments to help with the daughter's tuition and medical costs. In February 2021 he agreed to pay $1,500/month because that was, as he puts it, "the figure that I can come out with". In February 2023, explaining a reduction in his payments, he said that since the tuition had ceased, he was entitled to cut back on the monthly payments. Payments that are based on a payer’s affordability at the material times, made to meet dynamic needs, and reduced by the payer as the need changes, are clearly ad hoc in nature and not intended to be permanent.

(c) The increased payments are not part of the Consent Order. Although a consent order arose from an agreement between parties, it derives its legal force from the court’s issuing the order – not the agreement: YDQ v YDR [2026] SGFC 71 at [19(a)]. Accordingly, only the court may alter what the order says – on an application to vary under s 118 of the Charter. Parties may not rewrite it by their subsequent conduct or arrangements. In this case, the higher payments were never incorporated into the Consent Order by variation and are therefore not enforceable under it.

Further, the increased payments are also not enforceable under the Charter. This is because the Charter provisions are directed at the breach of a maintenance order – and not the discontinuance of a voluntary or private arrangement. Let me explain.

(a) Requirement for enforcement under the Charter. The Mother seeks to recover the arrears under the Charter. Since there had been no previous maintenance enforcement application in respect of the Consent Order, the applicable provision is s 71 of the Charter before its amendment in January 2025 (“old s 71”). The old s 71 empowers the court to make enforcement orders –

If any person fails to make one or more payments required to be made under a maintenance order …

(emphasis added)

(b) “Maintenance order”. To succeed, the Mother must show that the Father’s payments of $1,450 and $1,500/month were required to be made under a “maintenance order”. This phrase is not defined in the old s 71. It is, however, defined in s 80 of the Charter before its amendment in January 2025 (“old s 80”). This provision, which concerned attachment of earnings orders, defines a “maintenance order” as follows:

“maintenance order” means —

(a) an order for the payment of a monthly allowance made or deemed to be made by a court under Part 8;

(b) an order for the payment of periodical sums by way of maintenance or alimony to a wife or former wife or an incapacitated husband or incapacitated former husband, or by way of maintenance for the benefit of any child, under Part 10;

(c) an order for maintenance made by the Syariah Court under the Administration of Muslim Law Act 1966;

(d) an order for maintenance made under the Maintenance of Parents Act 1995; and

(e) a maintenance order, as defined in section 2 of the Maintenance Orders (Reciprocal Enforcement) Act 1975, which is registered or confirmed by the court under that Act;

(emphasis added)

The common thread in the five limbs of the old s 80 is clear. Each refers to an order made by a court or competent authority. None refers to a voluntary or private arrangement. This definition is consistent with the ordinary meaning of “maintenance order” – i.e., a court order requiring one person to provide financial support for another person whom the law recognises as entitled to maintenance.

(c) Consistent interpretation. There is no reason to interpret “maintenance order” in the old s 71 and s 80 differently. The same expression used in the same Act is presumed to bear the same meaning, unless the context indicates otherwise – a presumption rooted in simple logic: Tan Cheng Bock v Attorney-General [2017] 2 SLR 850 at [58(c)(i)]; Public Prosecutor v Soil Investigation Pte Ltd [2019] 2 SLR 472 at [29] to [32]. The old s 71 and s 80 are directed at the enforcement of maintenance orders, and the phrase “maintenance order” should thus mean the same thing in both provisions – i.e., a court order and not a voluntary or private arrangement.

(d) Purposive approach. This reading also accords with the purpose of the maintenance enforcement regime in the Charter: s 9A of the Interpretation Act 1965. The old s 71 lends the coercive power of the court to obligations the court has itself imposed. To read "maintenance order" as extending to voluntary and private arrangements would improperly enlarge the court's enforcement jurisdiction. Such jurisdiction serves the court's own orders; it is not a means to compel the continuation of voluntary or private arrangements.

(e) Relief sought not supported by other Charter provisions. Lastly, the Mother has not identified any other provision in the Charter which permits this court to enforce a voluntary or private arrangement as if it were a maintenance order. This omission is fatal, given that a court’s enforcement jurisdiction is statutory – it exists only on the terms that the Charter provides.

To summarise, the Mother has not shown the Father to be in default of his obligation under cl 5(d) to pay general maintenance of $650/month. It is undisputed that the Father had in fact paid more than this amount.

For the avoidance of doubt, I add one clarification. I do not decide whether the voluntary or private arrangement in this case is enforceable as a matter of contract or by some other cause of action. That question is not before me. What I decide is a narrower point: that the arrangement is neither part of a maintenance order nor enforceable under the Charter.

Educational expenses

I turn next to the Mother's claim that the Father has defaulted in paying the daughter's educational expenses, said to total not less than $53,948.46.

Mother’s case

The Mother advances two bases to show that the Father is liable for the daughter’s education in Australia.

(a) The Father agreed. First, she submits that the Father had agreed – in his communications with the daughter – to support her overseas studies. Before the daughter began her course in Australia in 2024, she had informed him of her decision, and he did not object. Instead, he said that while he could not afford the educational expenses in lump sums, he could contribute towards the tuition by monthly instalments.

(b) Clause 5(e) applies in any event. Second, she submits that the Father's further consent was in any event unnecessary. Clause 5(e) of the Consent Order already obliges him to bear 50% of the daughter's educational expenses, and the clause is not, on its face, confined to local university expenses only.

Father’s response

The Father disputes the Mother’s claim that he is legally liable to pay the educational expenses on five grounds.

(a) No contemplation of overseas study in 2012. When cl 5(e) of the Consent Order was made, he did not envisage that the daughter would study Medicine overseas.

(b) No agreement to fund the studies in Australia. The Father accepts that, after the daughter had received an offer from an Australian university in September 2023, she informed him of her intention to study Medicine there and asked whether he could sponsor her expenses or act as a second guarantor for an education loan. He did not agree. Instead, he expressed concern that the costs were beyond what he and the Mother could afford, and asked whether the daughter could wait for the outcome of her applications to local universities. The Mother and the daughter however subsequently proceeded with the Australian arrangements despite his concerns.

(c) Funding plan did not add up. The Father was concerned because the proposed funding arrangement for the overseas studies was financially uncertain. The bank offered an education loan for $200,000. It did not cover the full cost of the course – accommodation and living expenses had to be separately funded. He argued that he could not sensibly be taken to have agreed to an open-ended obligation on such terms.

(d) The daughter's own uncertainty. Further, there was also uncertainty about whether the daughter herself wished to pursue Medicine at the material time. On 12 October 2023 – after the Father had raised his financial concerns – she sent a WhatsApp message saying that she had decided not to study Medicine and was considering other options. The Father submits that the Mother had thereafter unduly influenced the daughter to change her mind.

(e) Arrears not proved. Finally, the Father contends that even if his express consent was not required because of cl 5(e) of the Consent Order, the Mother has not proved the alleged arrears. The documents that she has produced do not sufficiently establish the expenses incurred and the sums for which he is liable.

The Mother’s reply

In reply, the Mother submits that the Father's denial of liability is inconsistent with the following conduct by him.

(a) Increased payments. In the two months immediately after the daughter began her studies in Australia (April and May 2024), he had increased his monthly maintenance from $1,500 to $1,800;

(b) No written objection. During the first two years of the daughter’s studies, he produced no clear written objection to her continuing, or to him contributing to the related expenses; and

(c) Letters of demand. The Father also did not dispute three letters of demand sent by her lawyers in 2025 and 2026, each of which sought payment for the daughter's studies in Australia.

Key issues to be determined

The Mother’s claim raises three issues: (a) Whether the Father is liable to pay for the daughter’s educational expenses in Australia. (b) whether his express consent for such expenses to be incurred is required to establish his liability under cl 5(e) of the Consent Order. (c) If the Father is liable to pay, then whether the Mother has proved the quantum of the arrears.

Applicable principles

To address the issues above, I must first identify what cl 5(e) requires. I am guided in this exercise by the following principles.

Interpretation begins with the words, read in context. The starting point is the language of the court order, given its natural and ordinary meaning. The words are not to be read in isolation: the order must be given effect as a whole. This means that an interpretation that lets the words sit consistently with the other clauses in the order is to be preferred: BRZ v BSA [2020] SGHCF 17 at [21].

The meaning of the order is fixed at the date it was made. Later events do not change what the order meant when it was granted. This does not mean that family orders cannot be made responsive to changing needs. That flexibility is provided through the Charter's variation procedure. Interpretation asks what the order required when it was made. On the other hand, variation asks whether subsequent circumstances have changed so materially that the order should now be changed.

Where the order is ambiguous, the following principles apply.

(a) Consider the intention behind the order. The approach to ascertaining the intention behind the order depends on how it was made.

(i) For an order made after contested proceedings, the judge's intention is usually accessible through external materials – the grounds of decision, the notes of evidence, and, where necessary, a request to the court for clarification: WWC v WWD [2024] SGFC 17 ("WWC") at [43]. Interpretation in such cases will rarely present real difficulty.

(ii) For a consent order, the parties' intentions are relevant but not conclusive. This is because a consent order draws its legal force from the court's approval. Two consequences follow from this.

(1) Because the order rests on the parties' agreement, evidence of what they knew and intended when the order was made may assist in resolving ambiguity – especially where the order was intended substantially to give effect to their agreed terms: WRQ v WRP [2024] 2 SLR 767 at [48] to [51]; Hoban Steven Maurice Dixon and another v Scanlon Graeme John and others [2007] 2 SLR(R) 770 at [39]. Contractual interpretation principles may even apply where the clauses were the product of negotiation or reflect an earlier written agreement: WWC at [48]; Seah Kim Seng v Yick Sui Ping [2015] 4 SLR 731 at [29].

(2) That said, because the order's legal force comes from the court's approval, the underlying agreement is not binding on its own terms. The court's task ultimately is to give effect to what the order says – not to rewrite it in light of what the parties might now wish it had said.

(b) A construction that conforms with the law should be preferred. A court order is presumed to conform to the law that it applies, not to defy it. Thus, where its words allow for two readings, the construction that conforms with the law should be preferred, absent a manifest contrary intention: Sujatha v Prabhakaran Nair [1988] 1 SLR(R) 631 at [16].

(c) A construction that advances the child’s welfare should be preferred. Where the court order relates to child arrangements, the welfare of the child is the court's paramount concern: s 125 of the Charter; s 3 of the Guardianship of Infants Act 1934. This consideration guides the construction of orders made for the child's benefit, including orders for maintenance. Where the order is ambiguous, the construction that advances the child's welfare should be preferred.

(d) A construction that avoids unreasonable obligations should be preferred. Broad language in an order does not create an unlimited obligation. A parent's duty to support a child through tertiary education, for example, is not a duty to fund every educational aspiration regardless of cost. It is governed by what is reasonable considering the child's reasonable needs and the parents' means: WPK v WPJ [2024] 4 SLR 1198 at [10] and [11]. Reasonableness is an objective inquiry. It involves looking at considerations such as the paying parent's ability to fund the proposed education, the availability of comparable courses at materially lower cost, and the proportionality of the commitment to the parent’s means.

(e) A construction that favours the complying party should be preferred. Finally, an obligation in a court order must be clear before it can be enforced. If, after the words have been read as a whole and the principles above have been applied, the obligation remains unclear, then the doubt should be resolved in favour of the party who must comply with the order: CSW v CSX [2023] SGHC(A) 23 at [44].

My decision

A. Construction of cl 5(e)

I now apply the principles above to the present case.

Clause 5(e) provides that –

… all tertiary fees and tertiary education related fees and expenses, as well as hospitalisation and medical related expenses for the child are to be borne equally by the parties.

(emphasis added)

Competing interpretations. The parties' competing readings of cl 5(e) sit at opposite extremes.

(a) The Father reads the clause narrowly. He submits that it (i) requires his express consent before any liability arises and (ii) is in any event confined to local tertiary expenses.

(b) On the other hand, the Mother reads cl 5(e) broadly. She contends that it is, in effect, a commitment given by the Father in 2012 to bear half of whatever tertiary education the daughter would ultimately pursue.

Neither interpretation is valid. I accept neither reading. Clause 5(e) does not require the Father's consent, but neither is it an open-ended commitment.

(a) In my view, the Father’s interpretation fails for the following reasons.

(i) Clause 5(e) does not stipulate that he must consent to bearing half of the daughter’s educational expenses. To read one in would create a perverse incentive – he could evade an otherwise valid maintenance obligation simply by withholding consent, however necessary or reasonable the expense. The authorities have declined to read consent as a requirement into such clauses for precisely this reason: WUG v WUH [2024] SGFC 11 ("WUG") at [17] to [22]; VCL v VCM [2019] SGFC 122 at [31].

(ii) On a plain reading, clause 5(e) is not confined to local universities. The clause refers to "all tertiary fees and tertiary education related fees and expenses" – not to "local tertiary fees", "Singapore university fees", or "tertiary fees agreed by both parties". There is no contemporaneous evidence that the parties had intended any such limitation. The clause is, in principle, wide enough to cover foreign tertiary education expenses.

(b) Next, I turn to the Mother’s interpretation. Hers is akin to treating cl 5(e) as a blank cheque and an advance approval by the Father to bear half of whatever tertiary expenses the daughter would later incur. Such an interpretation is untenable for three reasons.

(i) First, cl 5(e) does not itself impose a duty on the Father to fund the daughter’s tertiary education. It does not say, for instance, that “the parties shall provide the child with tertiary education”. Properly construed, cl 5(e) is simply an apportionment provision. It provides that where tertiary expenses need to be paid, the parties are to bear them in equal share. This apportionment is significant because the law does not require parents to share children's expenses equally; their financial obligations may differ according to means and capacity: WBU v WBT [2023] SGHCF 3 at [35].

(ii) Second, the Father’s responsibility to support a child for tertiary education is to be found in s 69 of the Charter. This provision obliges a parent to provide “reasonable maintenance” for the child, having regard to the child's reasonable needs and the parent's means: s 69(2) and 69(4). Under s 69(5)(c), this duty can extend to a child who has attained 21 years of age if he or she is or will be or would be receiving instruction at an educational establishment or undergoing training for a trade, profession or vocation. The courts have made it clear that s 69(5)(c) does not impose on a parent a specific obligation to pay for tertiary education. This is especially so where the costs are excessive and burdensome relative to the parent’s means: WPK v WPJ [2024] 4 SLR 1198 ("WPK") at [10] and [11]. Clause 5(e) is presumed to comply with this legal position of reasonableness: see [26(b)] to [26(e)] above. The Mother has not produced any evidence to show that this clause was intended to displace the Father’s duty of “reasonable maintenance” under s 69.

(iii) Third, a clause that apportions expenses cannot reasonably be invoked without proof of the expenses to be apportioned. For the Father to be liable under cl 5(e), the Mother must be able to show what was incurred (e.g., by providing the relevant supporting document), that the expenses were necessary and reasonable, and that they fall within the clause.

To sum up, cl 5(e) imposes an obligation on the parties to share equally the expenses that are covered by the clause. In line with s 69 and settled case law, the Father’s obligation to pay the relevant expenses is engaged only if they are reasonable and proved.

B. Reading cl 5(e) in context

Two further considerations support the above construction.

(a) Clause 5(e) should be interpreted consistently with other clauses in the Consent Order: see [24] above. In this regard, cl 5(a) grants the parties joint custody of the daughter. Joint custody encompasses decision-making on major matters affecting the child, including educational pathways: VDT v VDU [2020] SGHCF 15 at [80]. The Consent Order therefore contemplated, in 2012, that significant decisions about the daughter – and a decision to read Medicine in Australia plainly qualifies – would ordinarily be made jointly through consultation: see [26(b)]. This contemplation reinforces what cl 5(e) does not say explicitly – that the clause does not authorise either parent to commit the other to half-liability for a major tertiary commitment unilaterally.

(b) Further, the meaning of cl 5(e) is fixed at the date it was made: [25] above. In this regard, the daughter was only eight when the clause came into existence. Tertiary education lay a decade away. The parties cannot reasonably be taken to have decided in 2012 on the specific course she would later pursue and the country in which she would pursue it. The reasonableness of any educational expenses must therefore be assessed by reference to circumstances when the question actually arises.

For completeness, I am mindful that the daughter is now an adult. She is entitled to choose her own educational path, and neither parent has a veto over her choice. That said, her freedom to choose her path is distinct from whether either parent must legally bear the financial consequences of that choice. The law supports educational aspiration, but only within the bounds of reasonable maintenance.

C. Reasonable maintenance

In assessing whether an educational expense item is reasonable, relevant considerations would logically include the following.

(a) The extent to which the expense was reasonably foreseeable when the order was made.

(b) The magnitude of the financial commitment, measured against the paying parent's means.

(c) The availability of comparable courses at materially lower cost, including local courses.

(d) Whether the paying parent was consulted before the commitment was made, what was his response, and whether the parent’s objection was reasoned or merely obstructive.

(e) Whether the claimed expense is sufficiently particularised and proved.

D. Reasonableness and consent distinguished

At this juncture, one conceptual point bears emphasis. I have rejected the proposition that cl 5(e) requires the Father's express consent: see [30(a)(i)] above. At the same time, I have accepted that the clause is bounded by reasonableness and that whether the Father was consulted before the commitment was made and what he had said are relevant considerations: see [34(d)] above.

To be clear, reasonableness/consultation and consent are not the same thing.

(a) The consent test is subjective. It looks to what the paying parent said. Once he says no, the inquiry ends; the merits of the expense become immaterial. The consent test is also a demanding evidentiary one, for the reasons set out at [38(a)] below.

(b) The reasonableness test, on the other hand, is objective. It asks whether it is reasonable for the Father to bear half of the expenses. Consultation and objection are evidence going to reasonableness, not preconditions to the Father’s liability under cl 5(e). Whether he was consulted, and what he had said in response, are relevant to the issue of whether it is reasonable for him to bear half of the expenses for the Australian medical course. His objection to such funding per se does not mean that the reasonableness test has not been met.

E. Not reasonable for the Father to bear 50% of the expenses

Applying the considerations at [34] above, I am not satisfied that it is reasonable to require the Father to bear 50% of the daughter's educational expenses in Australia. These are my reasons.

(a) The Australian medical course was not reasonably foreseeable in 2012. When the Consent Order was made, the daughter was only eight. Tertiary education was a decade away. The 50:50 ratio in cl 5(e) would logically have been fixed for tertiary expenses falling within a range that the parties could reasonably have envisaged and afforded. The Mother has not proved that a high-cost overseas medical degree was within the parties' reasonable contemplation at the material time.

(b) The financial commitment is highly onerous for the Father.

(i) The financial commitment is substantial. Tuition and extracurricular expenses alone come to $5,577.56/month. For a six-year course, the total educational expenses would be approximately $401,584.32. The Mother and daughter were able to secure an education loan of only $200,000 – covering less than half of the educational costs.

(ii) At 50% of the educational expenses, the Father would have to contribute $2,788.78/month. That would consume about 30% of his $9,500 monthly income.

(iii) Given the scale of the daughter’s educational expenses, a court must ask whether the financial burden is one that is reasonable to require the Father to bear in half. On this question, the Father's contemporaneous reaction, in his WhatsApp message of 11 October 2023, was that "Up to 8 times salary oso cannot cover 1 year school fees". That message, made before any litigation was contemplated, captures the Father’s honest concern with funding the Australian medical course. In my view, such concerns are reasonable.

(iv) The analysis is not improved by considering other costs associated with the daughter studying in Australia, such as accommodation. The Mother's own evidence puts the daughter's total monthly expenses in Australia at $11,736.87. This is the financial context against which reasonableness must be assessed.

(c) Lower-cost local alternatives were considered.

(i) Given his concerns with his ability to finance the course, in October 2023, the Father had asked the daughter whether she could "wait for nus/ntu" to respond to her applications.

(ii) On 12 October 2023, the daughter herself messaged to say that she had decided not to read Medicine in Australia and was considering "nus economics".

(iii) After the daughter began her studies in Australia, the Father told her that if she re-applied to and was accepted for a local Medicine course, he could use his CPF funds to pay for it.

(d) The Father was consulted, and his objection was reasoned. The evidence above shows that the Father was willing to support the daughter's tertiary education. His difficulty was with the scale of the commitment from the Australian medical course. He eventually declined to act as second guarantor for the $200,000 education loan, thus making clear that he would not assume the financial risk of the Australian studies. The Mother nonetheless proceeded to secure the loan with another person as second guarantor, and the daughter enrolled for the course because of the acceptance deadline. The decision for the daughter to study in Australia was, in substance, made without the Father's participation in the funding arrangement.

(e) The Mother’s claim has not been sufficiently proved. Finally, on the evidence before me, the Mother has not proved the alleged educational arrears with sufficient particularity. The claim is framed at a high level. For example, the documents do not clearly show the tuition fees, loan servicing, currency conversion, reimbursements, and payments already made. It bears noting that cl 5(e) is not a general indemnity for every expense associated with overseas studies. Tuition fees and compulsory university charges fall naturally within the clause. However, accommodation, living expenses, travel, insurance, and loan-servicing charges are not automatically "tertiary fees" or "tertiary education related fees and expenses" merely because the daughter is studying overseas.

I should address one further submission. The Mother says the Father's post-enrolment conduct establishes his consent to bear half of the Australian course expenses. As I have earlier stated, consent is not the operative test: see [35] and [36]. However, for completeness, I find that the Father’s post-enrolment conduct does not in any event amount to consent.

(a) What consent requires. Consent, to be legally meaningful, must amount to a positive agreement to the act or obligation in question. Three points bear emphasis. First, the evidence must be clear, particularly where the financial consequence for the consenting party is substantial. The court is slow to infer consent from equivocal conduct, or from mere knowledge of the proposed act. Second, consent is rarely established from silence. This is because silence is ambiguous: a party may remain quiet because he disagrees but does not wish to provoke conflict, because the decision has already been made, or because he sees no practical way to stop what is happening. Third, consent looks forward – it authorises an act before it is done. Conduct after the act may, on its facts, amount to ratification. Ratification is a distinct concept. Consent is the presence of agreement, not the absence of objection.

(b) The two-month uplift in maintenance. The Father's short-lived increase in general maintenance from $1,500 to $1,800, over two months after the daughter began her studies, cannot reasonably be read as acceptance of a multi-year, six-figure financial liability. A voluntary payment to help a child at a difficult time is not, without more, an agreement to underwrite an overseas medical degree. Measured against the requirements at (a) above, the uplift was equivocal at best, and certainly not a clear and forward-looking authorisation of the Australian course.

(c) The letters of demand in 2025 and 2026. These letters were sent after the daughter had commenced her studies. Accordingly, they cannot retrospectively make the expenses reasonable. They postdate the very objections the Father had raised in October 2023. In April 2025, the Father expressly disputed the Mother's claim that he had promised to cover the Australian tuition by monthly instalments. His silence in the intervening period cannot fairly be read as agreement against the weight of those contemporaneous positions. What the Mother needed to show was that the Father had agreed. What she has shown is that he did not stop her. The two are not the same.

(d) The daughter's reasons for proceeding. The Mother's own evidence is that the daughter proceeded with the Australian course because of the acceptance deadline, immigration requirements, and accommodation arrangements. That explains why the Mother and the daughter had acted when they did. However, the urgency does not convert a unilateral high-cost decision into a reasonable expense payable by the Father at 50% – still less does it convert it into a course of action to which the Father has consented.

Taking the evidence as a whole, I am not satisfied that it is reasonable to require the Father to contribute 50% of the daughter's Medicine course in Australia under cl 5(e).

Medical expenses

Mother’s case

I next consider the Mother's claim for $35,209.43 as arrears in medical expenses from 2013.

Father’s response

The Father resists the claim on two grounds.

(a) Time-bar. He submits that much of the claim is time-barred. The alleged arrears span more than a decade. Any sum that accrued more than three years before the commencement of these proceedings is not recoverable unless the Mother establishes "special circumstances". No such circumstances have been proved.

(b) Proof of quantum. The Father further submits that the arrears have, in any event, not been sufficiently proved. The Mother has not provided a clear month-by-month breakdown, nor adequate documentary evidence showing the expenses incurred, the payments made, reimbursements, and the balance outstanding.

Applicable principles

The current time-bar provision is s 91R(4) of the Charter. Its predecessor is s 121(3). I proceed on the basis that s 121(3) applies to the present application – as no previous maintenance enforcement application has been made in respect of the Consent Order: XTW v XTX [2025] SGFC 119 ("XTW") at [28] to [35].

Section 121(3) provides that –

No amount owing as maintenance is recoverable in any suit if it accrued due more than 3 years before the institution of the suit unless the court, under special circumstances, otherwise allows.

(emphasis added)

Section 121(3) seeks to balance two interests. The first is the claimant's right to recover maintenance that should have been paid. The second is the respondent's legitimate interest in certainty, finality, and protection from stale claims that may be difficult to verify after the passage of time: VLW v VLX [2020] SGFC 84 at [19(d)]; XTG v XTH [2026] SGFC 20 ("XTG") at [16]. Section 121(3) strikes this balance in two ways. First, the time bar protects the respondent from being confronted with a claim more than 3 years old. Second, the "special circumstances" exception protects the claimant against situations where the strict application of the bar would itself produce injustice.

The Charter does not define “special circumstances”. Construing the phrase in a principled manner, six considerations are relevant in determining whether such circumstances exist on the facts.

(a) Burden. The burden lies on the claimant who seeks to recover arrears older than three years.

(b) Reason for delay. The claimant must explain why enforcement was not pursued earlier. It is not enough to point to general hardship that may follow if the claim is time-barred; the court must know why proceedings were not brought earlier.

(c) Reason must be "special". The burden of proof is not discharged by simply showing that the delay was caused by ordinary busyness, inconvenience, or reluctance to litigate. To establish "special circumstances", the claimant must show, for instance, (i) that he or she was unable to locate the respondent, (ii) the latter evaded service, (iii) practical barriers to enforcement, or (iv) the respondent made timely enforcement difficult: Koay Guat Kooi v Eddie Yeo [1997] SGHC 197 at [12]; Meenatchi d/o Kuppusamy v Subbiah Pillai [2013] SGDC 202 at [24]; Lee Meng Leng v Tan Huat Soon [2014] SGDC 224 at [46] and [47]; XTG at [17]. In UAE v UAF [2017] SGFC 46 at [31], no special circumstances were found as the claimant had delayed because she had agreed to accept a reduced sum.

(d) Mutual prejudice. The court considers not only the hardship to the claimant if recovery is refused, but also the prejudice to the respondent if a large historical claim is enforced after many years. In XTW at [37], special circumstances were found as it would have been unfair to reduce the recoverable maintenance because the respondent had egregiously failed to comply despite having the ability to contribute.

(e) Discretion remains with the court. Even where special circumstances exist, the court is not bound to allow the whole historical claim. It may allow recovery only for a limited period, or only for certain items. In XTG, the claimant applied in 2024 to recover arrears from 2018 onwards. Special circumstances were found – the claimant had been caring for non-verbal autistic twins overseas. However, recovery was limited to arrears from 2020 onwards because until then there had been poor to almost no communication between the parties and the respondent had defaulted because he was unaware of the children's whereabouts: XTG at [17] and [18].

(f) The arrears must still be proved. Special circumstances only remove the time bar; they do not prove the underlying liability or quantum. The claimant must still prove what was spent, when, whether it falls within the order, whether it was paid or reimbursed, and what balance remains outstanding.

My decision

Applying these principles, I find that the Mother has failed to prove “special circumstances” for those claims that are older than three years. As for the claims outside of the time-bar, she has proved only some of them.

(a) Operative date for the time-bar. MSS 1843 was instituted on 15 August 2025. Pursuant to s 121(3), medical expenses that accrued before 15 August 2022 are not recoverable unless special circumstances are shown.

(b) Special circumstances have not been shown. The Mother’s explanation for the delay is that she did not want to place the daughter in a difficult position, given that the latter was seeing the Father regularly for access. I accept that this was an understandable parental concern. A parent may delay enforcement not because the debt is unimportant but because she is trying to preserve the child's relationship with the other parent. That said, such a concern does not, without more, amount to special circumstances under s 121(3).

(i) This is not a case where the Mother was unable to act, the Father had obstructed enforcement, or timely enforcement would probably have harmed the daughter's welfare. The circumstances raised in this case are far from the situations that the authorities have recognised as "special".

(ii) Further, the size of the time-barred claim is also important. The Mother seeks to recover $35,209.43 accumulated over more than a decade. It is precisely this kind of claim – substantial, historical, and difficult to verify after the passage of time – that s 121(3) was designed to guard against.

(c) The arrears have not been proved with sufficient particularity. Save for the invoices identified below, the Mother has failed to provide a clear breakdown identifying each medical expense, such as the date it was incurred and the amount paid. Without such evidence, the court cannot safely distinguish a genuine maintenance arrear from an unverified historical reimbursement claim.

(d) Claims which are recoverable. The Mother has produced tax invoices for the following medical expenses incurred by the daughter.

Date

Amount

1

04.09.25

$1,024.60

2

08.09.25

$774.99

3

09.12.25

$586.42

4

13.12.25

$345.50

5

27.01.26

$1,074.74

6

27.01.26

$272.50

7

02.02.26

$1,100.90

8

Total

$5,179.65

9

Father’s contribution to medical expenses pursuant to cl 5(e) of the Consent Order

$2,589.83

The above invoices were produced after MSS 1843 was commenced in August 2025. Despite this, the Father has had the opportunity to address them. Given that both parties have addressed these invoices, and no prejudice has been shown, I deal with them in these proceedings. These claims are not caught by the time bar. On the evidence, I am satisfied that these expenses were incurred for the daughter, fall within cl 5(e), and have not been shown to have been paid by the Father or reimbursed by insurance or any other source. The Father is therefore to reimburse the Mother $2,589.83, being half of $5,179.65.

Outcome of MSS 1843

For the reasons given above –

(a) General maintenance. The Mother did not succeed in proving that the Father had defaulted on his obligation under cl 5(d) to pay $650/month in general maintenance.

(b) Educational expenses. She has not proved that it is reasonable for the Father to pay 50% of the costs of the daughter’s Medicine course in Australia under cl 5(e). The alleged arrears are, in any event, not sufficiently proved.

(c) Medical expenses. The Mother succeeds only in relation to the recent medical expenses identified at [46(d)] above, for which the Father is liable to pay her $2,589.83 pursuant to cl 5(e).

MSS 1843 is therefore allowed in part.

Variation applications

I next consider the parties' cross-applications to vary the Consent Order. They pull in opposite directions: the Mother seeks an increase, the Father a reduction. I begin with the Mother's application.

Mother's reasons for variation – OADV 443

In OADV 443, the Mother applies to increase the daughter's general maintenance from $650 to $3,000/month. She also seeks to vary the way in which the Father is to contribute to the daughter's educational expenses. She gave three reasons for her application.

(a) The daughter's circumstances have materially changed. In 2024, the daughter commenced her Medicine course in Australia. According to the Mother, the daughter's present expenses have increased to $11,736.87/month.

(b) The Mother has been bearing the daughter's costs largely alone. She has been remitting funds to the daughter in Australia each month. She contends that the Father's non-payment or under-payment of general maintenance has left her remitting up to $3,000/month to meet the shortfall. She has also, since 2024, been servicing the daughter's education loan at $2,115.20/month.

(c) The strain has affected her own circumstances. The Mother has been funding these payments with her credit card. The daughter has about three more years before completing her course. The resulting financial strain – combined with the Mother's age and concerns about her job security – has affected her physical and mental health and increased her own medical expenses. She submits that, taken together, these matters amount to a material change in her own circumstances.

Father's reasons for variation – SUM 2739

In SUM 2739, the Father seeks to reduce the daughter's general maintenance from $650 to $400/month, and to reduce his share of educational and medical expenses from 50% to 30%. His reasons fall under three heads.

Relative income ratio

(a) The Father's gross and net income is, on his evidence, about 30% of the Mother's. He submits that his contributions to general maintenance and to other expenses should accordingly be pegged to that 30:70 ratio.

Daughter's general maintenance

(b) The Father puts the daughter's monthly living expenses at about $1,100. Applying his 30% share gives $330, which he rounds up to $400/month. In arriving at the $1,100 baseline, he excludes the additional costs arising from studying in Australia. He accepts that the move to Australia is a material change in the daughter's circumstances, but submits that these additional costs should not fall on him because he did not consent to her undertaking the course.

(c) The Father also submits that the daughter likely earns some income from part-time work – both in Singapore during term breaks and in Australia – and that any such income should be considered in fixing his maintenance contribution.

Daughter's educational and medical expenses

(d) The Father submits that his share of the daughter’s educational and medical expenses should be reduced from 50% to 30%, again reflecting the parties' current income ratio. By way of illustration, he says that if the daughter had studied Medicine at a local university such as NUS or NTU, his 30% share would have been about $870/month, on assumed total educational expenses of $2,900/month.

Applicable principles

The clauses sought to be varied – cl 5(d) and cl 5(e) – are part of a maintenance order made in divorce proceedings. The conditions for variation are accordingly set by s 118 of the Charter, which permits the court to vary a maintenance order where there has been a "material change in circumstances".

A variation application does not reopen the original order from scratch. The court starts from the premise that the existing order was appropriate when made and then asks only whether subsequent circumstances justify changing it: ATS v ATT [2016] SGHC 196 ("ATS") at [12]. Three questions guide that inquiry: BZD v BZE [2020] SGCA 1 ("BZD") at [10] and [14].

(a) Has there been a material change in circumstances since the order was made?

(b) If so, is the change one that justifies variation – a real and significant change, rather than one that was foreseeable, speculative, inadequately proved, or self-induced: see, e.g., CDV v CDW [2020] SGCA 100 at [88]?

(c) If the threshold is crossed, what variation is reasonable and consistent with the child's welfare?

My decision

Mother’s application

I begin with the Mother's application. It rests principally on the daughter's commencement of her Medicine course in Australia and the consequent increase in her living expenses.

A. There has been a material change in circumstances

I accept two propositions at the outset. One, the daughter's move to Australia has materially increased the expenses associated with her studies and living arrangements. Two, the Mother has experienced real financial pressure from supporting those arrangements.

B. The change does not justify the variation that the Mother seeks

In my judgment, however, that change does not justify a variation that obliges the Father to fund the Australian studies through cl 5(d).

(a) The proposed change would circumvent the finding on cl 5(e). The increase in expenses arises from the daughter's enrolment in the Medicine course. I have already found that the full costs of that course are not reasonable expenses to impose on the Father at 50% under cl 5(e). To now require the Father to fund those same costs – as “general maintenance” – would convert cl 5(d) into a back door to recover what I have held is not recoverable.

(b) The application impermissibly converts general maintenance into a vehicle for recovering educational expenses. Additionally, cl 5(d) and cl 5(e) address different things: ordinary living needs on the one hand; tertiary and medical expenses on the other. If the Mother's real complaint is that the Father has not contributed to the daughter’s educational expenses, then the solution lies in cl 5(e), with the limitations already discussed. The solution is not to be found in a request to raise general maintenance to $3,000/month.

(c) The Mother's health concerns and financial stress per se are not grounds for variation. I accept that the stress on the Mother in funding the daughter’s studies is real. Such stress, however, arose substantially because the Mother had chosen to support the Australian medical course and to service the associated loan. It would be wrong in principle to legally compel the Father to financially support the Mother’s personal choice – something that he had objected to from the outset.

C. In any event, $650 remains a fair and workable figure for cl 5(d)

Mother’s estimation

Father’s estimation

$3,662.79

$1,103.05

The bulk of the difference lies in two items – insurance and pocket money.

Mother’s estimation

Father’s estimation

(a)

Insurance

$602.59

$157.34

(b)

Pocket money

$2,090.52

$0.00

(c)

Total

$2,693.11

$157.34

As between the two estimations, I prefer the Father's, with adjustments to two items.

(a) Insurance. The competing figures for insurance differ widely ($602.59 against $157.34). The policies that the Mother has exhibited to support her figures were taken out after the divorce. In other words, this is not a case where she was simply continuing with policies for the daughter that were bought before the divorce. It is unclear from the Mother’s evidence whether these policies provide only basic cover or extend beyond that. She has not proved that her figure ($602.59/month) represents a reasonable amount of insurance for a Singapore undergraduate. I allow a reasonable provision for basic insurance, closer to, but not confined to, the Father's figure. I make no finding that insurance is to be excluded – only that the Mother's figure is not made out in full.

(b) Pocket money. The Mother's figure for pocket money ($2,090.52) is too high. It is clearly computed based on the daughter being a medical student in Australia – and not as an undergraduate in Singapore. Purely for comparison, based on publicly available estimates by NUS, the cost of living for an NUS undergraduate during eight months of term time is about $700/month. The Father's figure of nil, however, is equally unrealistic: an undergraduate in Singapore requires some allowance for personal expenses and incidentals. Doing the best that I can on the parties' evidence, I assess a modest allowance of about $200/month for pocket money.

(c) The apparent anomaly explained. I am mindful that the figure of $1,300/month for the daughter’s general maintenance as an undergraduate in Singapore is lower than what she used to receive before her tertiary education ($1,500/month). At first blush, this may seem anomalous given that the daughter’s living expenses should increase with age and as an undergraduate. This apparent anomaly can be easily explained. The contemporaneous record shows that the Father had increased his payment to $1,500/month given the daughter's higher tuition and medical expenses at the material time. Strictly speaking, tuition and medical expenses fall under cl 5(e) – and not under cl 5(d) which concerns her living expenses.

Clause 5(d) fixes a sum, not an income ratio. The question is whether $650/month is a reasonable fixed amount of contribution from the Father, given the daughter's reasonable needs of about $1,300/month (if she is a Singapore undergraduate) and the parties' respective means. The Mother earns more than $20,000/month. She should not have any difficulty paying the difference of $650/month (i.e., $1,300 minus the Father’s contribution of $650). On this footing, $650/month is reasonable.

Father’s application

A. Reduction in general maintenance

I next consider the Father's application to reduce general maintenance from $650 to $400/month: see [51] above.

To succeed, the Father must show a material change in circumstances that makes the existing $650 figure unfair, excessive, or unworkable. His case rests on four propositions. One, the daughter's monthly living expenses are about $1,100. Two, the income ratio between the Mother and him is 70:30, so his share should be 30%. Three, applying that 30% to $1,100 yields approximately $330, which rounds up to the $400 that he seeks. Fourth, the daughter may have some part-time income, and that this is an additional basis for reducing her general maintenance.

I am not persuaded that the Father has established a sufficient basis to reduce general maintenance.

(a) Variation is not an arithmetic exercise. The Father approaches the application as if it were a recalculation based on the parties' current income ratio. That is the wrong approach. The court does not disturb a maintenance order merely to produce a marginally different or arithmetically neater figure. It proceeds from the premise that cl 5(d) was appropriate when made and asks whether subsequent changes have rendered it unfair or unworkable: ATS at [12]; BZD at [14]. The burden is on the Father to show that they have.

(b) Unfairness has not been proved. The Father has not shown that his present financial capacity makes $650/month unfair or unworkable. His own affidavit identifies the following figures.

Amount

1

Net income

$9,500.00

2

Personal expenses

$5,186.22

3

Child maintenance

$1,500.00

4

Payment to the current wife

$3,000.00

5

Total expenses: (2) + (3) + (4)

$9,686.22

On the above figures, the Father would have a monthly deficit of $186.22. The figures, however, do not add up. The Father claims to pay $3,000/month to his current wife to cover household expenses. However, these household expenses, when compared with the transport and fuel expenses that he has claimed as his own personal expenses in an earlier affidavit, appear to overlap to the extent of $2,625. Removing that double-counted sum eliminates the deficit of $186.22 and produces a surplus of approximately $2,438.78/month. On this basis, he has not shown that $650/month is unfair or unworkable.

(c) The daughter's part-time income is speculative. Even if the daughter earns modest sums during term breaks or while studying, that does not necessarily reduce the Father's maintenance obligation. The court would need evidence of the amount, regularity, and purpose of that income before it could safely be treated as reducing reasonable maintenance. No such evidence has been put before me.

I therefore decline to reduce the Father's contribution to the daughter's general maintenance from $650 to $400/month.

B. Reduction in contributions to educational and medical expenses

Finally, I turn to the Father's application to reduce his contribution to the daughter's educational and medical expenses from 50% to 30%.

I am unable to accede to this application either.

(a) The 50:50 ratio was the parties' chosen apportionment. Clause 5(e) was the product of agreement between the parties when the Consent Order was made. The 50:50 contribution ratio was their chosen apportionment for tertiary and medical expenses. To vary it, the Father must show that maintaining the 50% ratio is no longer fair or reasonable because of a material change in circumstances.

(b) No material change has been shown. The sole basis for the Father's requested reduction is that his current income is about 30% of the Mother's. On the Father's own evidence, however, the income ratio between the parties when the Consent Order was made was also about 30:70. The disparity the Father now invokes is the same disparity that existed when he agreed to the 50:50 ratio. There is thus no material change in circumstances.

No sufficient reason has been shown to rewrite cl 5(e). I therefore dismiss the Father's application to vary his contribution to the daughter's educational and medical expenses from 50% to 30%.

Conclusion

Orders

For the reasons above, I make the following orders:

(a) MSS 1843 – The Father is to pay the Mother $2,589.83 as his share of the proved medical expenses. The payment shall be made by 7 July 2026. The Mother's remaining claims in MSS 1843 are dismissed.

(b) OADV 443 is dismissed.

(c) SUM 2739 is dismissed.

Final observations

This case has required the court to answer hard questions – about the scope of the Consent Order, the enforceability of alleged arrears, and the proper basis for variation. Those questions had to be answered by law and evidence, and they have been. But the case is not, at its core, only about those questions.

It is also about a separated couple who must continue as parents beyond this judgment, and about a daughter whom both loves. The court can decide what each parent owes the other under the Consent Order. It cannot decide how the parties can resolve the current financial predicament they are facing.

I have the following messages for the parties.

(a) To the Mother. Your devotion to your daughter, and the financial weight you have carried for her, are plain on the record. That this judgment does not give you the full relief that you have sought does not diminish what you have done. The way to your daughter's continuing welfare, the court would gently suggest, is through conversation with her father to plan for the years still to come.

(b) To the Father. Your concerns about the financial strain posed by the Australian medical course have been substantially upheld. The court has not ordered you to contribute to the course that you did not support. That said, your obligation under cl 5(e) and your daughter's continuing need do not vanish with this judgment. What you do for her moving forward, beyond what the law requires of you, is yours to decide. Your actions will be remembered, either way.

(c) To both of you. Your daughter's welfare will be better served if both of you can work together now to solve her immediate financial issues. Whatever the future may hold for your daughter, you should be proud of her achievements.

Kow Keng SiongDistrict Judge

David Liew Tuck Yin (David Liew Law Practice) for the Mother;

Alain Abraham Johns & Emira Bte Abdul Razakjr (M/s Alain A Johns Partnership) for the Father.

ANNEX A

VARIATION APPLICATIONS

Part A: Daughter’s general maintenance

(1)

Original text in cl 5(d) of the Consent Order

The [Father] pay direct to the [Mother] the maintenance for the said child as follows:

(i) A sum of $400.00 per month from November 2012 till the date the [Father] and [Mother] start living apart from each other; and

(ii) Thereafter a sum of $650.00 per month.

Payment of the aforesaid maintenance shall be on the 15th day of each month into POSB Savings Account No. [XXX].

(emphasis and text in square brackets added)

(2)

Mother’s proposed variation

OADV 443

The [Father] pays a sum of $3,000.00 per month from the date of this Order until the Child graduates from her current tertiary education at the University of New South Wales, Australia for her maintenance, payment shall be on the 15th day of each month into her POSB Savings Account No. [XXX].

(emphasis and text in square brackets added)

(3)

Father’s proposed variation

SUM 2739

The [Father] pay direct to the Child a sum of $400.00 per month.

(emphasis and text in square brackets added)

Part B: Daughter’s educational and medical expenses

(1)

Original text in cl 5(e) of the Consent Order

In addition to the aforesaid maintenance, all tertiary fees and tertiary education related fees and expenses, as well as hospitalization and medical related expenses for the child are to be borne equally by the parties.

(emphasis added)

(2)

Mother’s proposed variation

OADV 443

In addition to the aforesaid maintenance, all tertiary fees and tertiary education related fees and expenses, as well as hospitalization and medical related expenses for the Child during her current tertiary education at the University of New South Wales, Australia shall be borne equally by the parties and the [Father’s] payment of his share to the [Mother] shall be made upon the [Mother’s] production of invoices for such expenses and/or receipts confirming the [Mother’s] payment of such expenses.

(text in square brackets and emphasis added)

(3)

Father’s proposed variation

SUM 2739

In addition to the aforesaid maintenance, 30% of the child's local tertiary education.

(text in square brackets and emphasis added)