Brazil's Federal Public Prosecutor's Office (MPF) has opened a formal civil inquiry into the country's centralized gambling self-exclusion system following reports that some players may still have been able to access authorized betting platforms after requesting a block.

The inquiry, published on September 21, according to Brazilian reporting, prosecutors have been examining potential irregularities in how self-exclusion requests are being implemented by licensed operators, including allegations that users with an active restriction on their CPF, Brazil's individual taxpayer identification number, could continue accessing betting services.

The investigation does not mean the MPF has established that Brazil's system is defective. It does, however, put one of the country's most important responsible gambling technologies under scrutiny at a time when Brazil is increasingly relying on centralized digital infrastructure to regulate its rapidly developing online betting market.

One Request Is Supposed to Block Every Authorized Operator

Brazil's model is considerably more ambitious than the self-exclusion tools traditionally offered inside individual betting or casino apps. Instead of asking players to contact every operator separately, the federal platform allows them to submit one centralized request covering all companies authorized by the Ministry of Finance's Secretariat of Prizes and Betting (SPA).

Players access the system using a silver- or gold-level Gov.br account and can choose an exclusion period ranging from one to 12 months or an indefinite block. Once the request is registered, authorized operators are expected to prevent the CPF from being used to create new accounts and restrict existing accounts associated with that identity. Targeted gambling advertising should also stop.

According to the Ministry of Finance, operators receive an automated notification and have up to 72 hours to apply the restriction to their websites and apps.

This is where the current investigation becomes particularly relevant for the mobile gambling industry. Centralized self-exclusion only works if dozens of independently operated platforms can reliably receive, match and act on the same government-issued information.

If a player remains able to access an account after an exclusion request, investigators will need to establish where that process failed. The problem could potentially involve implementation by an individual operator, delays in updating account status, identity matching or another part of the technical process. At this stage, there is no evidence establishing which, if any, of those explanations applies.

More Than 1.2 Million Requests Put the System Under Pressure

The scale of Brazil's self-exclusion program makes the investigation particularly important. Brazilian and industry reporting indicates that more than 1.2 million voluntary self-exclusion requests have already been registered.

A system operating at that level needs to do more than record a player's decision. It must make that decision effective across the regulated market.

For casinos and betting apps, that involves questions that are rarely visible to the player. An operator needs to recognize the excluded CPF even if other account details change. Existing access needs to be restricted appropriately, while legitimate issues such as account balances and withdrawals still need to be handled. Operators also need records demonstrating that exclusions were received and applied correctly.

The MPF inquiry could provide useful insight into how well those connections are working in practice.

It also comes as Brazil develops a much more interconnected approach to gambling regulation. Player identity, payments, advertising, responsible gambling controls and operator authorization are increasingly being tied to centralized systems rather than being left entirely to individual companies.

That gives regulators greater visibility, but it also creates dependencies between government infrastructure and the technology operated by private gambling companies.

A Test for the Next Generation of Self-Exclusion

Brazil could therefore become an important case study for other regulated gambling markets.

National self-exclusion systems have an obvious advantage over operator-by-operator controls: a person who decides to stop gambling should not need to repeat that decision across dozens of apps and websites. The challenge is making that single decision technically enforceable everywhere it is supposed to apply.

For mobile operators, this changes what responsible gambling compliance looks like. A self-exclusion button inside an app is only the visible part of the process. Behind it are identity checks, account databases, regulatory notifications and compliance systems that have to work together.

The current investigation will determine whether the reported access problems represent genuine failures and, if so, where those failures occurred. Until then, the allegations should not be treated as evidence that Brazil's centralized system itself has failed.

But with more than one million exclusion requests already recorded, the case is significant. Brazil is testing whether a national gambling restriction tied to a person's identity can work consistently across an entire regulated digital market. The MPF inquiry may now show how difficult that is to achieve in practice.

Sources Used

Ministry of Finance, Brazil. (2026, July). Plataforma centralizada de autoexclusão permite bloquear sites de apostas autorizados de uma só vez. Brazil Ministry of Finance

SBC Notícias Brasil. (2026, September 21). MPF investiga sistema de autoexclusão de apostas. SBC Notícias Brasil

iGaming Brazil. (2026, September 21). Possible irregularities in self-exclusion systems are being investigated by the Federal Public Prosecutor's Office in Minas Gerais. iGaming Brazil

Diário do Comércio. (2026, September 22). MPF investiga autoexclusão em bets. Diário do Comércio