Official betting is legal sports wagering on real-time events that are regulated by state laws. Unlike traditional gambling, where the winner is determined by chance, official bets are based on actual statistical data and other information that determines the winning team or individual.

Currently, there are more than 20 states that have passed legislation to regulate sports betting. Several states have partnered with industry leaders to offer sportsbooks, including Nevada, New Jersey, and Delaware. Additionally, some professional sports teams have teamed up with sportsbook operators to open their own facilities.

In order to be considered an official bettor, an individual must meet certain qualifications. The following are some of the most common requirements:

It is also important to note that players and coaches are not allowed to place bets on games in which they participate or could have a direct impact on the outcome. This is to prevent insider betting and protect the integrity of the sport. Those who violate this rule are subject to suspension or even expulsion from the league.

Fortunately, sportsbooks can turn down or refund bets on players if they have a direct impact on the outcome of a game. For example, a player may reach first base on an error but the official scorer later decides to make it a hit. This can change the initial outcome of a bet and may result in a loss for the bettor. However, this is not a widespread issue.