Gaming & Compliance

By Andrew R. Jacobs, Esq. | Founder & Managing Attorney, Jacobs Counsel LLC | Director, Sports, Entertainment & Gaming Initiatives, Seton Hall University School of Law | Super Lawyers Rising Star 2026

Skill-based gaming platforms are attracting millions of players and generating substantial revenue. For operators and developers, however, this growth comes with a complex legal foundation. Whether a game is classified as a legal contest of skill or as illegal gambling depends on jurisdiction-specific statutes and how courts apply them. This guide covers the crucial distinction between skill and chance, the patchwork of state and federal laws, and essential compliance practices for building a legally sound gaming operation. If you're building in this space, our Gaming Law practice can help you navigate these complexities.

The Decisive Factor: Skill vs. Chance

The central question in gaming law is whether a game is dominated by skill or chance. This distinction determines whether your game is a legitimate contest or an illegal lottery. Games of Chance: These are activities where the outcome is predominantly determined by luck. Examples include slot machines, roulette, and lotteries. The player has little to no control over the result. These games are heavily regulated under state and federal gambling laws. Games of Skill: These are contests where the outcome is primarily determined by the player's physical or mental abilities. Examples include chess, trivia, and most competitive video games. The player's expertise, strategy, and reflexes are the main drivers of success. While the concept seems simple, the legal application is not always clear. Most games involve a mix of both skill and chance. A poker hand depends on the luck of the draw (chance), but winning consistently requires deep strategic knowledge (skill). Courts across the United States use different tests to determine which element is dominant.

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The Legal Tests for Skill vs. Chance

The Predominance Test: This is the most common standard, used in a majority of states. A game is considered one of skill if skill, rather than chance, is the "predominating" or "dominant" factor in determining the outcome. This test acknowledges that some element of chance may be present, but as long as skill is the more significant element, the game is legal. The Material Element Test: A smaller number of states use this stricter test. Here, a game is considered gambling if chance is a "material element" in the outcome, even if skill is also a major factor. This makes it much harder for games with any random element to qualify as skill-based. The "Any Chance" Test: This is the most restrictive test, though it is now rare. Under this standard, if the game contains any element of chance at all, it is classified as gambling. For a gaming operator, understanding which test applies in your target jurisdictions is the first step toward compliance. A game that is perfectly legal in a "predominance test" state could be deemed illegal gambling in a "material element" state.

Navigating the Legal Maze: State and Federal Laws

There is no single federal law that defines and regulates skill-based gaming for cash prizes. Instead, compliance depends on a complex web of state laws, creating a challenging patchwork for operators.

State-by-State Regulation

Each state has its own definition of gambling. Before launching, you must conduct a thorough legal analysis of every state where you plan to operate. Several states have specific "carve-outs" or exemptions for bona fide skill-based contests. However, others have consumer protection laws or gambling statutes that are interpreted broadly. Our Geofencing Compliance Guide covers strategies for managing multi-state operations.

Federal Laws to Consider

While state law is primary, several federal laws can impact skill-based gaming operations.

The Unlawful Internet Gambling Enforcement Act (UIGEA): This law prohibits gambling businesses from knowingly accepting payments in connection with unlawful internet gambling. UIGEA contains language that has been interpreted to exclude certain skill-based contests from its prohibitions, though the scope of this exclusion depends on specific game mechanics and jurisdiction. This reinforces the importance of ensuring your game is legally classified as skill-based. The Illegal Gambling Business Act (IGBA): This federal law makes it a crime to run a large-scale gambling operation that violates state law. If your skill game is deemed to be illegal gambling under a specific state's law, you could face federal prosecution under the IGBA. The Wire Act: This law criminalizes the use of wire communications (including the internet) for placing bets on any sporting event or contest. The Wire Act has historically been applied to sports betting, but the scope of its application to other forms of online gaming has been the subject of shifting DOJ interpretations and remains unsettled.

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Compliance Essentials for Gaming Operators

The following practices are commonly expected by regulators, app stores, and payment processors. Compliance requirements vary by jurisdiction and platform, and operators should evaluate these with qualified legal counsel. Building a legally defensible skill-based game requires a proactive approach to compliance. Simply calling your game "skill-based" is not enough. You must design your game, write your terms of service, and structure your operations to withstand legal scrutiny. For help structuring your business correctly from the start, explore our Business Transactions services.

1. Game Design and Mechanics

The core of your defense is the game itself. Work with legal counsel during the development phase to ensure the mechanics favor skill.

2. Transparent Terms of Service

Your Terms of Service (TOS) are a critical legal document. They must be clear, comprehensive, and readily accessible to all players.

3. Marketing and Advertising

How you describe your game matters. Avoid using gambling-related terminology in your marketing materials.

Framing your game as a competitive contest rather than a betting activity helps manage player expectations and reduces regulatory risk. Protecting your game's brand and IP is equally important.

4. Know Your Customer (KYC) and Age Verification

Implement robust age and identity verification procedures. This not only prevents minors from playing for cash prizes but also helps enforce geographic restrictions. Collecting and verifying user information is a standard practice that regulators expect to see. For more on data handling, see our Gaming Privacy Compliance Guide.

Final Thoughts: Play Smart from the Start

The skill-based gaming industry offers immense opportunity, but it demands careful navigation. The legal landscape is constantly evolving, and what is compliant today may not be tomorrow. The most successful operators are those who prioritize legal compliance from day one. Engaging with experienced legal counsel who understands the nuances of gaming law is not an expense, it is an investment in your company's future. By designing a truly skill-based game, implementing robust compliance measures, and staying informed about changing regulations, you can build a platform that is not only popular with players but also built to last. Ready to discuss your gaming venture? Book a consultation with our team.

Frequently Asked Questions

What is a gaming legal opinion?

A gaming legal opinion is a formal legal analysis that examines whether your specific game qualifies as a legal game of skill or illegal gambling under the laws of one or more U.S. states. It analyzes your game mechanics, prize structure, and user experience against each state's legal standards. This opinion is typically required by app stores, payment processors, and investors before they will work with your platform.

Do I need a legal opinion to launch a gaming app?

Yes. Apple and Google Play both require a legal opinion before approving real-money gaming apps for U.S. distribution. Payment processors like Stripe and PayPal require compliance documentation before enabling transactions. Operating without a legal opinion exposes you to regulatory action, payment processing freezes, and app store removal.

How much does a gaming legal opinion cost?

Every engagement is scoped based on your platform's specific game mechanics, prize structure, and the number of jurisdictions you need covered. Contact us for a scoping call to get a specific estimate for your platform.

What is the predominance test for skill vs. chance?

The predominance test is the most common legal standard used by U.S. states to classify games. Under this test, a game is considered a legal game of skill if skill is the "predominating" or "dominant" factor in determining the outcome. Some element of chance can be present, but skill must be the more significant element. This is distinct from the stricter Material Element Test, where chance cannot play any meaningful role.

Which states allow skill-based gaming for real money?

The legality of skill-based gaming for real money varies by state and depends on your specific game mechanics and prize structure. Most states allow skill-based competitions under some framework, but the definitions, tests, and requirements differ. A 50-state legal opinion provides a jurisdiction-by-jurisdiction analysis with green, yellow, and red risk classifications for your specific platform.

Learn more about how Jacobs Counsel helps gaming operators stay compliant.

Related Articles

• Gaming Compliance Checklist: Essential Steps for Operators (2026)
• What Is a 50-State Gaming Legal Opinion (And Why Your Platform Needs One)?
• Geofencing and Gaming Compliance: Navigating Jurisdictional Challenges

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