Gambling tax and risks when winning outside Cruks

Do you win money in a casino without a Dutch license? Then you must pay the gambling tax to the Tax and Customs Administration yourself. The provider does not arrange this for you. You are required to file a return on gross winnings that exceed €449. The rate is 37.8%. In addition to these tax obligations, playing with illegal providers also entails legal and financial risks.

Tax responsibility at unlicensed providers

Are you looking for information about paying gambling tax on winnings without Cruks? Then it is important to know that the tax responsibility lies entirely with you as a player if you play on a platform without a Dutch license. With legal providers, the operator takes care of this burden, but at an illegal online casino you must file a tax return yourself with the Tax and Customs Administration for any winnings above the exemption threshold.

Difference between legal and illegal providers

The difference lies in the legal obligation of the organizer. Legal providers such as Holland Casino, BetCity, or Unibet have a valid license from the Gambling Authority. They remit the gambling tax directly to the state on their gross profit. You always receive the net amount here. No further administrative action is required.

However, if you play with a provider that is not supervised by the Gambling Authority, often recognizable by the lack of connection to Cruks, then this service is cancelled. In that case, you as the prize winner are the taxable party. A common misunderstanding is that losses may be offset against winnings. With illegal providers, this is not permitted from a tax perspective: each individual payout above the threshold counts as a separate taxable event. You cannot offset previous losses within the same session or period.

The role of the Gambling Authority and licenses

The Gambling Authority (Ksa) is the national regulator that determines which parties are allowed to operate legally in the Netherlands. Only organizations that meet strict requirements regarding player protection and integrity receive a License. These license holders are obligatorily registered with Cruks, the central register for exclusion from games of chance. This forms a direct link between legal status and prevention of gambling addiction.

A foreign license, such as from Malta or Curaçao, does not offer an exemption from Dutch legislation if the site targets Dutch players without local authorization. The Ksa maintains a public list of all licensed providers. If a name is missing from this list, the platform operates as an illegal online casino from a tax perspective. Players must realize that at these unlicensed sites they cannot appeal to Dutch consumer protection or dispute committees, while the tax authorities do fully tax the winnings.

The rate of 37.8% and the exemption limit

For winnings at unlicensed providers, a flat rate of 37.8% gambling tax has applied since October 1, 2021. This tax is due as soon as the gross profit (the paid-out prize minus the bet for that specific round) exceeds the exemption limit of €449. This limit applies per prize, not per day or per player.

You must file a return yourself using the form from the Tax and Customs Administration if you win a prize in an online game of chance for which no Dutch license has been granted. Please note: the calculation is based on the gross profit. For example, if you bet €500 and won €1000, your gross profit is €500. Because this is above €449, you are liable to pay tax on that amount, even though you might break even or even make a loss on the overall session net. Failure to declare on time can lead to additional assessments and fines. The burden of proof lies entirely with the player, which is especially complex for transactions via cryptocurrency that are difficult for the tax authorities to trace.

Correct declaration procedure with the Tax and Customs Administration

In case of winnings on a platform without a Cruks license, the tax obligation shifts to you as a player. You must pay gambling tax on winnings without Cruks yourself by submitting the 'Gambling Tax Declaration' form to the Tax and Customs Administration within one month of the payout. This obligation applies as soon as your gross profit exceeds the threshold of €449. The rate of 37.8% is calculated over the full amount without deduction of bets.

Step-by-step: filling out the tax return

Use the specific PDF form 'Gambling Tax Declaration' available via the website of the Tax and Customs Administration. The deadline is strict: you must submit it at the latest in the month following the date of the win, and not only during the annual income tax return. It is important to realize that the operator of an illegal casino does not withhold tax; you are fully responsible for the payment to the Dutch state.

Calculation of the taxable profit

For the calculation of casual winnings, the gross payout is leading, not the net result of your session. At unlicensed sites, offsetting losses against winnings is not permitted from a tax perspective. For example, if you win €500 but have wagered €400 for it, you pay tax on the full €500. This often makes playing without a license tax-wise more expensive than intuitively assumed, because each individual prize above €449 is taxed separately.

Casual versus professional gambling

The tax authorities distinguish between casual winnings and structural income. For most players, gambling winnings fall outside regular income tax, but in the case of 'professional gambling', such as with professional poker players, the winnings can be taxed as income in Box 1. For casual players, there is no link with Box 3, where assets such as savings and investments are taxed. Winnings from games of chance do not count towards the asset yield tax in Box 3, unless the won money remains as savings. Play responsibly and keep this complex tax boundary in mind.

Legal risks and enforcement regarding illegal offers

When you choose to pay gambling tax on winnings without Cruks, you step into a legal gray area with significant financial and operational risks. Although the focus is often on the 37.8% tax assessment, playing with providers without a Dutch license is a violation of the Remote Gambling Act (Wok). This brings not only tax burdens, but also the real danger of blocked transactions and the lack of consumer protection in case of disputes.

Enforcement policy and potential sanctions

The regulator's enforcement policy is aimed at keeping illegal offers out of the Dutch market. The Gambling Authority actively issues fines to operators who do not comply with the legislation, but players also run risks. As a consumer, you may face enforcement measures for participating in illegal games of chance. This sanction is linked to the legislation that serves as a deterrent against bypassing the Cruks system.

Although enforcement is primarily aimed at the providers, the authorities exchange data to trace violations. The Ministry of Justice and Security supports this strict action by monitoring the legal frameworks within which the Gambling Authority operates. For the player, this means that winning at an illegal casino does not remain anonymous; you are responsible for the declaration yourself and run the risk of your playing behavior being qualified as a criminal offense, in addition to the heavy tax burden.

Payment blocks by banks

Financial transactions to unlicensed casinos are increasingly being blocked. The Dutch Payments Association works closely with major banks to block payments via popular methods such as iDEAL and Trustly as soon as they go to blacklists of illegal providers. This makes it difficult to deposit money or, even more importantly, to withdraw winnings safely.

Players therefore sometimes switch to alternatives such as cryptocurrency or Paysafecard. However, when using these methods, any form of consumer protection is lost. Should an operator refuse to pay out, you are not entitled to help from organizations such as AGOG or GamCare, because you participated in an illegal activity. You are completely on your own financially, without any recourse to the Dutch courts.

Dangers of the linking ban

The linking ban is a crucial tool in the fight against illegal gambling offers. This ban means that it is a criminal offense for companies and websites to link to online casinos that do not have a license from the Gambling Authority. For the player, this has direct consequences for the findability and reliability of these sites.

Because legal affiliate partners and comparison websites are no longer allowed to refer to illegal providers, these casinos disappear from the view of reliable information channels. Players who still find these sites through detours therefore miss essential information about fairness and solvency. There is no longer any independent control over the fairness of the software or the solvency of the provider. The linking ban thus ensures that whoever plays outside the legal circuit does so without any form of transparency or external validation of the game terms.

Safety and alternatives for responsible gaming

Anyone who chooses to pay gambling tax on winnings without Cruks not only takes on a tax burden, but also misses out on the legal protection of licensed providers. With legal parties such as Holland Casino and BetCity, the tax is automatically remitted, while players at illegal sites are liable themselves and run the risk of enforcement measures.

Risks of cryptocurrency and unregulated payments

Crypto casinos are risky because transactions often fall outside the supervision of the Gambling Authority. Winnings in cryptocurrency must be converted into euros correctly for tax purposes, which creates complex burden of proof issues for the Tax and Customs Administration. In addition, these platforms do not offer access to Dutch helplines such as AGOG (Anonymous Gamblers Anonymous) or the Kansspelwijzer, meaning that problematic gambling behavior goes unnoticed. Without the safety nets of Cruks, the link with care organizations such as GamCare is missing, which raises the threshold for assistance.

Recognizing legal providers

Always check the logo of the Gambling Authority on the website. Providers like BetCity, Unibet, and Holland Casino have a license and pay the gambling tax on their total result, so that you receive a net prize. Illegal sites, recognizable by the absence of this license, leave the tax payment entirely to the player. Playing with unlicensed providers is a criminal offense and offers no legal protection in the event of conflicts.

Help with gambling addiction and self-exclusion

Is gambling getting out of hand? Contact AGOG directly for peer support or consult the Kansspelwijzer for objective information about risks. International organizations such as GamCare also offer support, but local agencies are better equipped for Dutch legislation. Self-exclusion via Cruks is only possible with licensed providers; at illegal casinos you must set limits yourself, which is extra difficult due to the lack of mandatory deposit limits. Choose safety and only play with providers that are under the supervision of the Gambling Authority.

About This Article - Editorial Standards

— Author: Sarah Weber - Casino Tester & Bonus Analyst
— Factually reviewed by: Dr. Markus Hoffmann - Senior iGaming Compliance Analyst
— Last updated: 2026-08-11.

This article on "paying gambling tax on winnings without Cruks" was written by Sarah Weber and factually reviewed by Dr. Markus Hoffmann. Both regularly update the content for changes in regulation, licensing and bonus terms. All references to licences, regulators and statutes link to public sources (the local gambling regulator, the applicable local gambling statute).

About the Author

8+ years reviewing casinos, 200+ personally tested platforms across the EU and globally. Former member of the eCOGRA Player Advocacy Program (2018-2022). Specialty: wagering requirements, withdrawal workflows, customer-support evaluation.

About the Reviewer

12+ years in the iGaming industry, including 5 years as a compliance consultant for licensed operators across multiple regulated markets. PhD in Economic Mathematics. Focus areas: bonus mathematics, wagering analysis, and player-protection systems.

Responsible Gambling

Gambling can be addictive. If you feel you are losing control of your play, please reach out to the relevant problem-gambling helpline or use the national self-exclusion register (the relevant national self-exclusion register). Set personal deposit and loss limits BEFORE you play with real money. Operator pauses and cooldown tools exist to keep play sustainable.

Legal Notice

The information in this article is provided for editorial and comparison purposes only and does not constitute legal advice. Players are responsible for compliance with local regulations.