The Interactive Gambling Act 2001 (Cth) is the Commonwealth statute that governs online gambling in Australia. It does not simply regulate the industry. It prohibits operators from offering certain services to Australian residents, with criminal penalties attached to breaches. Understanding precisely what the Act covers, what it carves out, and where the legal lines sit is essential for anyone running, investing in, or using an online gambling product.
What the Act prohibits
The Interactive Gambling Act 2001 makes it a criminal offence for a person to provide a "prohibited interactive gambling service" to customers in Australia. The core prohibition targets services that let a customer use the internet, a telephone, or another communications device to place real-money bets on games of chance, or games of mixed chance and skill, in real time.
Casino-style games sit firmly inside that prohibition. This means online poker rooms dealing live hands, virtual roulette, online slot machines, and live dealer blackjack are all unlawful to supply to Australian customers, regardless of where the operator is based. A foreign operator running servers in Malta is still committing an offence under the Act if Australian residents are its customers.
The Act also prohibits in-play sports betting online. You can still walk into a licensed venue or use a telephone service to place a live bet on a match in progress. But doing so through a website or app is prohibited. This is one of the Act's more counterintuitive features: the method of delivery, not the underlying activity, determines legality.
What the Act permits
The Interactive Gambling Act 2001 is not a blanket ban on all online wagering. Several categories of service are specifically excluded from the prohibition.
- Pre-match sports betting: Placing a bet on a sporting event before it begins, through a licensed Australian operator, is lawful.
- Race wagering: Licensed online betting on horse racing, harness racing, and greyhound racing is permitted.
- Lotteries: Online lottery products operated under a state or territory licence fall outside the prohibition.
- Fantasy sports: Certain fantasy sports competitions are excluded, provided they meet specific criteria about the nature of the prize and the skill involved.
The distinction between permitted and prohibited services is technical. A sports betting operator that adds a "live odds" feature allowing in-play internet bets can cross from permitted into prohibited territory with a single product decision.
Who enforces the Interactive Gambling Act 2001
Enforcement sits primarily with the Australian Communications and Media Authority (ACMA). ACMA can investigate complaints, issue formal warnings, direct internet service providers to block unlicensed offshore gambling websites, and refer serious matters to the Australian Federal Police for criminal prosecution.
Since 2017, ACMA has operated a website blocking regime. When ACMA confirms that an offshore operator is providing a prohibited service to Australians, it places the site on a blocking list and notifies Australian internet service providers, who must then block access. By mid-2026, hundreds of sites had been added to that list.
Criminal penalties under the Act are substantial. An individual convicted of providing a prohibited interactive gambling service faces up to 5 years imprisonment, a fine of up to 10,000 penalty units, or both. For corporations, the financial penalties are far larger. These are not regulatory infringement notices. They are criminal offences prosecuted in federal court.
The advertising prohibition
The Interactive Gambling Act 2001 extends beyond the services themselves. It also prohibits the broadcasting, publication, or online distribution of advertisements for prohibited interactive gambling services. This catches media companies, platform operators, and affiliate marketers who promote unlicensed casino-style gambling to Australian audiences.
An Australian podcaster running advertisements for an unlicensed offshore online casino may themselves commit an offence, even if they have no direct involvement in operating the gambling service. The advertising prohibition is broad and catches promotional content regardless of the format in which it appears.
How the Act interacts with state and territory law
Australia's gambling regulatory framework is layered. The Interactive Gambling Act 2001 operates at the federal level and sets the floor for online gambling prohibitions. State and territory laws then impose additional licensing and conduct requirements on the services the Act permits.
A licensed online sports bookmaker in Australia must hold a licence issued by a state or territory regulator, comply with the responsible gambling obligations imposed under that licence, and also operate within the federal boundaries set by the Act. Breaching state licensing conditions does not necessarily constitute an offence under the federal Act, but it can result in licence suspension or cancellation by the state regulator.
As we explain in more detail in our article on whether online casinos are legal in Australia, the practical effect of this layered framework is that Australians can lawfully bet on sports and races online, but cannot lawfully access a properly functioning online casino through any platform currently licensed to operate in this country.
Criminal liability for players
The Interactive Gambling Act 2001 does not make it a criminal offence for an individual Australian to place a bet with a prohibited service. The prohibition targets suppliers, not consumers. A player who uses an unlicensed offshore casino commits no offence under the Act itself.
This is a deliberate policy choice. The intent of the legislation is to suppress supply, not criminalise individual gamblers. It does not, however, mean that players face no consequences at all. Winnings from prohibited services may attract tax issues, and consumer protection laws that apply to licensed operators do not extend to illegal offshore platforms.
Recent amendments and ongoing reform
The Interactive Gambling Act 2001 has been amended several times since its original passage. The most significant changes came through the Interactive Gambling Amendment Act 2017, which strengthened ACMA's enforcement powers, introduced the website blocking regime, and tightened the definition of prohibited services.
Ongoing parliamentary review has focused on in-play betting, credit betting, and the advertising of gambling products during sport broadcasts. The Australian Parliament has debated further restrictions on gambling advertising in particular, with several inquiries completed in the years leading up to 2026. Any operator or investor in this space should treat the regulatory environment as one that is actively evolving.
If you're facing a criminal investigation or charge connected to an online gambling service, the stakes are high. Ann Valos Criminal Law Specialist provides advice across a wide range of federal criminal matters. You can learn more about the team's experience and qualifications on our criminal law team page.