Hitting a massive jackpot at the casino is an exhilarating, life-changing experience for any player.
Tax laws regarding gambling winnings vary wildly depending on your country of residence and citizenship.
How the IRS Handles Gambling Wins
In the United States, the Internal Revenue Service (IRS) considers all gambling winnings to be fully taxable income.
They may automatically withhold 24% of your massive win for federal taxes before paying you the rest.
- All winnings are subject to federal income tax
- State taxes may also apply depending on location
- Losses can be deducted, but only up to the amount won
Tax-Free Gambling Jurisdictions
In the United Kingdom, Canada, and Australia, recreational gamblers get to keep 100% of their profits.
This system shifts the massive tax burden away from the lucky player and onto the corporate entity.
Can You Write Off Casino Losses?
However, you can only deduct losses up to the total amount of the gambling winnings you reported.

Without concrete proof of your losses, tax agencies will disallow the deductions during an audit.
| Country | Tax on Winnings? | Who Pays? |
|---|---|---|
| USA | Yes (Federal & State) | The Player |
| UK | No | The Casino |
Because tax codes are incredibly complex, big winners should immediately consult a certified financial professional.