Is Gambling Considered Wastage in Australian Divorce?

PublishedLast reviewed:12 min read
Australian court analysis of gambling losses as wastage in divorce property settlement
Gambling losses only count as wastage under the Kowaliw principle if the court finds economic recklessness or a deliberate act to reduce the asset pool.

Introduction

Q1: If my spouse gambled away our savings, will the court add that money back to the asset pool?

A: The court expects both parties to share financial losses from the marriage. The exception is when one person acted with economic recklessness or deliberately destroyed the pool. Reference: Charles [2017] FamCAFC 3

Q2: Will a judge give me a bigger share if my ex spent their super at the casino after we separated?

A: A judge may adjust the split in your favour if your ex spent joint assets on gambling after separation. Post-separation gambling is treated more seriously than gambling during the marriage. Reference: Rockman [2014] FCCA 1966

Q3: Does the court ignore gambling losses if the person has a diagnosed addiction?

A: A gambling addiction can change the outcome. If the person lacked control due to a clinical condition, the court may treat the loss as a shared misfortune rather than wastage. Reference: Myrtle [2014] FamCAFC 31

When does gambling count as wastage in a property settlement?

Australian family law starts from a simple rule: you share the ups and downs of your marriage. That includes bad investments, failed businesses, and gambling losses. The court only steps in when one person crosses the line from bad luck into recklessness.

The test comes from the Kowaliw principle, confirmed in Charles [2017] FamCAFC 3. Wastage happens when one person reduces the asset pool through a deliberate act or through economic recklessness. Regular gambling within the family budget is not wastage. Gambling that drains savings far beyond what the family can afford is.

The key factors the court considers:

  1. The amount relative to family income. $5,000 lost on the pokies over a year is different from $83,000 over three years on a $100,000 salary.
  2. Whether the spending benefited the family. Money spent on shared entertainment sits in a different category from money withdrawn at 2am at a casino ATM.
  3. The other spouse's knowledge and consent. If both parties gambled together, the court is less likely to call it wastage.
  4. Timing. Gambling after separation carries more weight than gambling during the marriage.
Case Analysis: James [2013] FCCA 1188

The parties were married for 20 years with two children. The husband was the primary earner on approximately $100,000 annual salary. The wife was the primary carer for the children. The total property pool sat at around $392,000 in a trust account.

Bank records showed the husband withdrew several hundred dollars at a time from a joint account, always at hotels with gambling facilities. Over three years, the withdrawals totalled $83,000. The husband claimed the money went towards business expenses, food, and the occasional punt. The judge did not believe him. The withdrawals came from a joint account, not a business account.

Outcome: The judge found wastage. Spending $83,000 over three years on a $100,000 salary was far beyond what the family could afford. The judge adjusted the property split by 5% in the wife's favour to account for the husband's gambling and associated spending on alcohol.

"I am satisfied that the husband's gambling and associated expenditure on alcohol and food is waste and that there should be a 5% adjustment for this consideration."

The takeaway is straightforward. The court does not care if you enjoy a flutter. It cares when your gambling eats into money the family needed.

Does a gambling addiction stop the court from finding wastage?

A diagnosed gambling addiction can be a complete defence against a wastage claim. The law draws a sharp line between choosing to be reckless and suffering from a disease. If you cannot control your behaviour, the court may decide you did not waste the money deliberately.

This distinction matters enormously. A person who gambles out of greed faces a percentage adjustment against them. A person who gambles because of a pathological condition may have that loss treated as a shared misfortune of the marriage, just like a medical bill or a car accident.

Case Analysis: Myrtle [2014] FamCAFC 31

The parties were married for 24 years. The property pool was worth about $1.4 million. The wife admitted she was a pathological gambler for a period during the marriage. She estimated her losses at around $80,000. The husband claimed the real figure was closer to $100,000.

The husband asked the court to add these losses back to the pool and treat them as wastage. He argued the wife deliberately destroyed family assets. The trial judge examined the medical evidence. The wife had a clinical condition that stripped her of control over her gambling during that period.

Outcome: The court refused to add the losses back. The judge found the wife did not gamble deliberately or recklessly. She gambled because she was sick. The wife appealed, but the Full Court upheld the decision. The parties shared the loss as part of the ordinary financial experiences of their marriage.

"Adding back is the exception, not the rule and the exception arises where a party, has by a deliberate act or by economic recklessness reduced the value of assets available for distribution."

This quote sets the bar. The court needs to find a deliberate act or economic recklessness. A compulsive gambler who cannot stop meets neither test. But here is the catch: you need medical evidence. A self-diagnosis will not convince a judge. You need clinical records showing a pathological condition during the relevant period.

How do courts adjust the property split for gambling losses?

When the court finds wastage, it does not simply split the remaining assets 50/50 and move on. The judge adjusts the percentage to compensate the innocent party. The size of the adjustment depends on how much was lost and how reckless the spending was.

In Rockman [2014] FCCA 1966, the adjustment was 8%. In James [2013] FCCA 1188, it was 5%. The court does not use a fixed formula. Each case turns on its own facts.

Case Analysis: Rockman [2014] FCCA 1966

The parties were married for 30 years and had been separated for 12 years before trial. The husband stayed in the family home during that time. He spent his entire superannuation balance of $122,555 during the separation period.

The wife argued he gambled it away. The husband lived near a casino. He admitted using the casino ATM but claimed the money covered daily living expenses. Bank records told a different story. He withdrew $12,000 from the casino ATM while still living in the matrimonial home rent-free. He could not explain why he needed that money for basic needs. He also refused to produce casino activity statements that the wife had requested.

Outcome: The judge found the husband made a premature distribution of matrimonial assets for his own benefit, including gambling. The lost superannuation equalled about 8% of the family home value. The judge gave the wife an extra 8% of the home to make up for the loss.

"I am satisfied that the full amount of those entitlements being $122,555.34 should be taken into consideration... accordingly there will be an adjustment in the wife's favour of 8%."

The lesson from Rockman is clear. If you spend joint money after separation, especially at a casino, you need rock-solid proof it went to legitimate expenses. Without that proof, the court will assume the worst.

Not every financial loss counts as wastage. The court distinguishes between reckless gambling and reasonable risk-taking. In Charles [2017] FamCAFC 3, the husband lost $40,000 to $50,000 on share trading. The wife wanted this added back. The court refused. He was a competent financial professional making legitimate investments that did not work out. In Martin & Wilson [2016] FCCA 235, $90,000 was lost in a failed business venture. Again, no wastage. The court found naivety, not recklessness.

ComparisonJames [2013]Rockman [2014]Myrtle [2014]Charles [2017]
Amount lost$83,000$122,555$80,000+$40,000-50,000
What happenedGambling and alcohol over 3 years on $100k salarySuper spent post-separation at casinoPathological gambling (diagnosed)Share trading by finance professional
Court findingWastage foundWastage foundNo wastageNo wastage
Adjustment5% to wife8% to wife0%0%

The decisive factor is intent and recklessness. James and Rockman lost money through gambling that went far beyond normal family spending. Myrtle lost money because she was sick. Charles lost money through legitimate investments. The court punishes recklessness, not bad luck.

Have the rules for gambling loss add-backs changed?

The law on how courts handle gambling losses changed significantly in 2024 and 2025. Higher courts have now ruled that judges cannot add money back to the property pool if it no longer exists. This is a major shift from how things worked for decades.

The old method worked like this: if your spouse gambled away $100,000, the judge would pretend that money still existed. The judge would put it on the balance sheet as notional property and allocate it to the gambler. This reduced the real assets the gambler received.

The new rules under the amended Family Law Act say the court can only divide property that actually exists. Money lost at a casino is gone. It cannot appear on a balance sheet.

Case Analysis: Jakobsson (No 2) [2025] FedCFamC1A 137

The parties were married for 15 years. The husband paid $87,833 from a self-managed superannuation fund to a third party. The original trial judge used the old add-back method. He treated the $87,833 as if it still existed in the pool and allocated it to the husband.

The husband appealed. By the time the appeal was heard, the law had changed. The new provisions of the Family Law Act require judges to only divide existing property. The $87,833 was gone. It could not be part of the pool.

Outcome: The appeal court removed the $87,833 from the balance sheet. But the husband did not escape consequences. The judge used section 79(5) of the Family Law Act to adjust the final ratio. Because the husband had already used a large chunk of family assets for himself, the wife received a 13% adjustment in the final division.

"Only the existing property of the parties is to be identified and only that existing property is to be divided or adjusted... s 79 now directs that the categories identified... that were notionally added back are to be considered... either by way of historical contributions, or by way of their relationship to and impact upon the current and future circumstances."

What does this mean for you? If your spouse gambled away $100,000, your lawyer can no longer ask the judge to put that $100,000 back on the balance sheet. Instead, your lawyer needs to argue for a bigger share of whatever is left. The gambling gets treated as a negative contribution by your spouse, or as a factor affecting future needs. The result can be the same. You still get more. The path to get there is different.

What should you do if your spouse gambled away assets?

Gambling losses can shift the property split in your favour, but only if you have the evidence.

  1. Bank statements are your best weapon. In James, casino ATM withdrawals proved the husband was gambling, not spending on business. Get bank records, credit card statements, and request casino activity statements through your lawyer.

  2. Post-separation gambling hits harder. In Rockman, the husband spent his super after separation. The court treated this as taking his inheritance early and adjusted the split by 8%.

  3. Addiction is a real defence. In Myrtle, a pathological gambling diagnosis stopped the court from finding wastage. If your ex claims addiction, look for medical records to verify or challenge the claim.

  4. The new rules change the strategy, not the outcome. After Jakobsson (No 2), judges cannot add back lost money. But they can still give you a bigger share of what remains. Make sure your lawyer frames the argument under section 79(5).

Do

  • Gather bank statements, casino records, and credit card history
  • Request casino activity statements through subpoena
  • Frame gambling losses as negative contributions under s 79(5)
  • Get medical records if your ex claims addiction
  • Act quickly to preserve evidence before records expire

Don't

  • Rely on verbal accusations without documentation
  • Assume the court will take your word for it
  • Ask the judge to add back money that no longer exists
  • Ignore an addiction defence and hope it goes away
  • Wait until trial to start looking for proof

Need professional legal help? Check out our Property and Asset Division services.Or contact us for a case consultation. This article is for general information only and does not constitute legal advice. For advice specific to your situation, please consult a qualified family law solicitor.

Portrait of Gloria Zhao, Australian family lawyer

About the author

Lingyu (Gloria) Zhao

Principal Family Lawyer

Gloria Zhao is an Australian-qualified family law solicitor with over eight years of experience guiding clients through complex property, parenting and cross-border disputes. She has acted in more than 1,600 matters and is known for strategic, results-driven advocacy.

Beyond the courtroom, Gloria is committed to legal education. She regularly creates bilingual family law content to help the community understand their rights and make confident decisions.

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