Sportsbooks are licensed, regulated businesses that must comply with the regulatory regimes of the region they operate in, whether that be a US state, Europe, or the Caribbean. It really boils down to two things: the law and a competitive marketplace. Why Do Sportsbooks Need to Verify Your Identity? This short guide covers everything you need to know about why verification is so important, and how to ensure you can verify your own sports betting accounts as quickly and painlessly as possible. Others will simply prompt you to upload copies of your government-issued ID. Many online operators now use e-verification software that doesn’t require you to upload any supporting documentation. In some areas, you need to verify your account at an in-person retail location before you can bet online. In fact, most online sportsbooks today will verify your identity as part of the sign up/account creation process. Before you make your first withdrawal at your sportsbook, you’ll be required to verify your identity to receive your sports betting winnings.