Sports betting is popular in many countries, both online and offline. As the betting industry grows, players increasingly ask an important question: are betting winnings taxable, who must pay the tax, and how does this system work in general? This article explains the basic principles of taxation on betting winnings that apply in most jurisdictions around the world. Are betting winnings taxable? In most countries, winnings from betting and gambling are considered income. This means they may be subject to taxation under local laws. The exact rules depend on the country, but the general principle is the same: if a player receives money as a result of betting, that amount can be treated as taxable income. The taxpayer is usually the individual player who receives the winnings, not the bookmaker. In some jurisdictions, betting winnings are fully taxable, while in others they may be partially taxed or exempt under certain conditions. Who pays the tax: the player or the bookmaker? There are two common models used worldwide: In the first model, the bookmaker acts as a tax agent. This means the bookmaker withholds tax from the winnings before paying them to the player and transfers it to the tax authorities. In the second model, the bookmaker does not withhold tax. In this case, the player is responsible for declaring the winnings and paying the tax independently. Which model applies depends on local legislation and licensing rules. How betting tax is usually calculated In many countries, tax is calculated not on the full payout, but on the net profit. Taxable amount = winnings − stake For example, if a player places a bet of 100 units and receives 500 units as a payout, the taxable income may be 400 units. However, some jurisdictions tax the full payout, while others allow losses to be deducted. Players should always check local regulations. Why tax rules differ by country Betting taxation depends on several factors: national tax laws; the legal status of betting; licensing requirements for bookmakers; local gambling regulations; government policy toward gambling. Because of this, two players in different countries may face completely different tax obligations for the same type of win. Do online and mobile betting winnings count? Yes. In most countries, winnings from online sportsbooks and mobile betting apps are treated the same as winnings from physical betting shops. The method of placing a bet does not usually affect tax obligations. If betting is legal in the country, winnings are generally subject to the same tax rules regardless of platform. What players should keep in mind To avoid problems, players should: understand the tax rules in their country; know whether the bookmaker withholds tax; keep records of bets, deposits, and withdrawals; declare winnings if required by law; pay taxes on time. Ignoring tax obligations may lead to penalties, fines, or legal issues in many jurisdictions. Summary Tax on betting winnings is a common part of the global gambling industry. While rules vary from country to country, the basic idea remains the same: betting winnings are often considered income and may be taxable. Understanding how taxation works helps players manage risks, comply with the law, and avoid unexpected financial issues. Betting is not only entertainment but also a financial activity that carries legal and tax responsibilities.