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The Bet Scene
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Industry25 July 2026· 2 min read

Anti-Money-Laundering Checks in Online Casinos

Why casinos ask about source of funds, and what a proportionate request looks like.

Gambling operators are regulated entities for anti-money-laundering purposes. They must identify customers, monitor transactions and report suspicious activity.

In practice this produces three kinds of request. Identity verification confirms who you are with a document and a proof of address. Source of funds asks how the money you are depositing was obtained, usually via payslips, bank statements or a tax document. Enhanced due diligence applies to higher-risk profiles and asks for more.

A proportionate request is specific, explains what is needed and why, and is triggered by a threshold or a pattern. A disproportionate one arrives only after a large win, demands unrelated documents, and stalls without explanation.

You cannot opt out of these checks at a licensed operator, but you can complete them early. Verifying at signup rather than at withdrawal removes the most common cause of payout delays.

Affiliate disclosure: The Bet Scene may earn a commission from operators listed here. This never affects our editorial ratings.

Gambling involves risk and there is no strategy that guarantees a win. Only stake what you can afford to lose. Support is available at BeGambleAware.org and GamCare.

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