Skip to content

Reference last reviewed 27 October 2026

Legal and compliance

What grey and black markets actually mean

The industry uses three words for the legal status of a market and rarely defines them. Here is what each one means in practice.

Reading time 7 minutesLast reviewed 27 October 2026

Three words do most of the work in industry writing about market status, and they are used inconsistently enough that the same country is described as grey by one company and black by another in the same week. The words are not legal terms. They are shorthand, and knowing what the shorthand hides is more useful than learning a definition.

The underlying question is simple: in this country, can an operator obtain a licence, and is offering gambling without one an offence?

The three categories

The distinction in one table
TermCan an operator be licensed locally?Is unlicensed supply prohibited?Example
Licensed, or locally regulatedYesYes, and enforcedDenmark, Ontario, Brazil
GreyNo, or not for this productNot clearly, or not enforced against the operatorHistorically many European markets before licensing
BlackNoYes, explicitlyOnline casino in Australia and in Norway

The useful part of the table is the second column. A market where no licence exists is not the same as a market where a licence exists and the operator has chosen not to obtain one. The second case is unlicensed operation in a regulated market, and it is the clearest breach there is.

Why grey markets exist at all

Grey markets arise from a mismatch between national law and the internet. A country decides gambling should be a state monopoly, or declines to write an online framework at all, while its residents can reach any site in the world. Nothing in the law contemplates the situation, so the position is genuinely ambiguous rather than simply ignored.

Within the European Union the ambiguity was sharpened by free movement of services. Operators argued that restrictions on cross-border supply had to be justified and proportionate; member states argued that gambling is a special case; the Court of Justice produced a body of case law that left room for both readings. Most of western Europe passed through a grey phase of some length before licensing, and the Netherlands is the clearest recent example of a market that moved out of one.

The grey phase is rarely stable. It ends either in licensing, as it did in Sweden, the Netherlands and Brazil, or in enforcement, as it did in Norway.

What enforcement actually looks like

Where a jurisdiction wants to keep operators out, it has a limited and well-known toolkit, and the measures differ in how effective they are.

  • Site blocking. Internet providers are required to block listed domains. Easy to circumvent individually, effective in aggregate because most customers do not try.
  • Payment blocking. Banks and processors are required to refuse transactions to identified operators. Harder to circumvent and more disruptive, which is why Norway relies on it.
  • Advertising enforcement. Action against marketing rather than against the operator, including pursuit of affiliates and broadcasters.
  • Licence consequences elsewhere. The most powerful lever: regulators in regulated markets consider conduct in other markets when assessing suitability, so serving a prohibited market can cost a licence somewhere valuable.

That last point is why the question has become commercially decisive. An operator with licences in several mature markets cannot quietly serve a prohibited one, because the behaviour is visible and the regulators compare notes.

Channelling: the measure that matters

Channelling is the share of a country's gambling activity that goes through licensed operators. It is the number regulators in licensed markets watch most closely, because a licensing regime that captures only part of the play delivers only part of the protection and only part of the tax.

Channelling is determined less by enforcement than by design. A licensed product that is heavily restricted, taxed on turnover and forbidden to advertise competes against an unlicensed one with none of those constraints. Germany is the standard case study: a lawful market whose structural choices left a large unlicensed sector in place. Denmark is the opposite case, with a licensed product close enough to the unlicensed alternative that most play stays inside the system.

How to classify a market yourself

  1. Ask whether a licence exists for this specific product. Online casino and sports betting are frequently treated differently in the same country.
  2. Ask whether unlicensed supply to residents is an offence, and whether anyone has been pursued for it.
  3. Check what the regulator actually does: blocking lists, payment measures, published enforcement.
  4. Check how the market treats operators that served it before licensing, since cooling-off periods are now common.
  5. Treat the answer as dated. Market status is the fastest-moving fact in this industry.

The market profiles on this site record the first two answers explicitly for every jurisdiction on file, which is why each profile leads with a status table rather than a description. The profiles are listed here.

Questions and answers

Is a grey market illegal?

Not necessarily, and that is the point of the term. It describes a market where the legal position of cross-border supply is unsettled or unenforced, rather than one where supply is clearly prohibited.

Why do some licensed operators still serve unlicensed markets?

Because the revenue is real and the enforcement risk varies. The constraint is reputational and regulatory rather than purely legal: regulators in licensed markets weigh conduct elsewhere when they assess suitability, and listed companies face investor pressure to report the share of revenue from unregulated markets.

Does a Curaçao licence make a site legal in my country?

No. It authorises the operator under Curaçao law. Whether service to your country is lawful depends on your country's rules, and in a market with its own licensing requirement it is not.

What is a cooling-off period?

A rule requiring an operator that served a market before licensing to wait before it can be licensed there. The Netherlands applied one when it opened in 2021, to ensure that previous conduct carried a cost rather than an advantage.

Related explainers

Legal and compliance

What a gaming licence actually covers

A licence is not a badge of quality and it is not valid everywhere. What it authorises, who it binds, and why one company often holds a dozen.

In the reference

Market profile

Norway

A monopoly defended with payment blocking and DNS blocking rather than left nominally in force.

Market profile

Germany

Europe's largest economy licenses online slots and poker but not online table games, and taxes stakes rather than revenue.

Market profile

Netherlands

A licensed market since October 2021, now one of the most advertising-restricted in Europe.

Market profile

Australia

Heavy online wagering activity, no legal online casino, and advertising rules that keep tightening.