Where the term comes from
The phrase "non-GAMSTOP casino" is a UK-specific colloquialism that emerged in the years following GAMSTOP's launch in 2018. It has no formal regulatory status. The Gambling Commission does not use it. The Curaçao, Anjouan, or Maltese regulators do not use it. It is, essentially, a term of search-engine optimisation — a shorthand that gambling-comparison sites coined to describe operators outside the UK's self-exclusion register. That commercial origin is worth flagging, because it colours how the category is described in most of the material a searcher will encounter.
In practical terms, though, the shorthand does describe a real distinction. UK-licensed operators are enrolled in GAMSTOP by regulatory requirement. Operators not so enrolled are, by definition, not UK-licensed. And the vast majority of operators that fall outside UK licensing are licensed elsewhere — either offshore in the Caribbean or in one of the smaller European jurisdictions with an established remote-gambling regime.
Where these operators are licensed
The most common licensing home for non-GAMSTOP operators serving UK-facing traffic is Curaçao, which historically ran a distinctive sub-licensing model that allowed a small number of master licensees to sub-license to a much larger number of operational businesses. That framework attracted criticism for oversight quality, and Curaçao's own government began a reform process that culminated in the National Ordinance on Games of Chance 2024 and the establishment of the Curaçao Gaming Authority (CGA). Under the new regime, direct licensing replaces the sub-licensing model and standards have been raised on paper.
Anjouan — one of the islands making up the Union of the Comoros — began issuing offshore gambling licences under the Anjouan Offshore Financial Authority some years ago. The regime is very light-touch by international standards, and researchers such as GamblingCompliance and the University of Adelaide's gambling research unit have flagged concerns about its practical oversight capacity. Nonetheless, a growing number of operators use it as their primary licence.
Beyond Curaçao and Anjouan, a smaller number of operators serving UK-facing traffic hold licences from Malta (via the Malta Gaming Authority), Gibraltar (via the Gibraltar Regulatory Authority), or the Isle of Man (via the Gambling Supervision Commission). These jurisdictions run substantially more mature regulatory frameworks and are worth distinguishing from the Curaçao/Anjouan category. Our detailed licensing guide compares each of them side by side.
The UK legal question
The UK legal position on offshore operators has two parts, and it is worth separating them clearly. The first part concerns the operator: any business providing remote gambling to consumers in Great Britain requires a UK Gambling Commission licence under the Gambling Act 2005 as amended by the Gambling (Licensing and Advertising) Act 2014. If an offshore operator is soliciting British customers — through advertising, targeted content, English-language marketing, GBP-denominated deposits, or otherwise — it is doing so without the required UK authorisation.
The Commission's enforcement toolkit against unlicensed operators includes public warnings (published on the Commission's website), referrals to search engines requesting that specific URLs be removed from UK results, referrals to payment providers requesting that specific merchant identifiers be flagged, and — where feasible — cooperation with the operator's home regulator to secure action. The Commission publishes an annual enforcement report summarising the year's activity.
The second part concerns the individual player. The Gambling Act 2005 prohibitions bite on operators, not on players. There is no UK criminal offence for the private act of placing a bet at an offshore website. What the individual player is doing is stepping outside the framework of UK protections — self-exclusion via GAMSTOP does not apply, UK ADR routes do not apply, UK bank chargeback protections may be compromised, and so on. We cover that protection gap in detail on our player-protection page.
What the market looks like from the inside
The non-GAMSTOP category is not a homogeneous product. At one end, there are operators licensed by the MGA or the Isle of Man Gambling Supervision Commission running substantial, well-established businesses with proper compliance functions. At the other end, there are small Anjouan-licensed operators run out of a single office with minimal staff, no meaningful compliance oversight, and short product lifespans. The public-facing gloss — a shiny website, a familiar-looking bonus banner — can be deceptively similar across both ends of that spectrum.
One consequence is that dispute rates and player experience diverge sharply within the category. The independent complaints-mediation service AskGamblers, which handles disputes across the offshore market as part of its industry role, publishes aggregate data that shows the variation clearly: some operators respond promptly and settle disputes fairly; others do not respond at all and disappear from the market within months.
What the trade-offs look like
The reasons players give for looking at non-GAMSTOP options generally fall into a small number of buckets: attracted by larger bonuses, frustrated with UK affordability checks, drawn by lighter KYC, or — most concerning — trying to bypass a self-exclusion they have already registered. Each of these carries its own risk profile, discussed at length on our main editorial page.
The single most important thing we want any reader of this page to take away is that non-GAMSTOP is not synonymous with "unregulated" or "dodgy" — some of the operators in this category are perfectly legitimate businesses in their home jurisdictions — but it is synonymous with "outside the UK protection framework". That framework exists for a reason, and stepping outside it is a decision worth making with clear eyes rather than by default.
If you have registered with GAMSTOP and are reading this page in the context of considering a non-GAMSTOP option, please pause and read our support directory. The urge to look for a workaround during a self-exclusion period is a well-recognised feature of gambling disorder, and there are people trained to help you through that moment. Free, confidential support is available 24 hours a day on 0808 8020 133.
Last reviewed on by Imogen Ashworth, Consumer Affairs Writer.