Will my winnings be reported to the IRS? Winnings are reported to the IRS on a few occasions: 1. When a wager pays more than $600 at odds of 300 to 1 or greater: The Fanduel Sportsbook will mail an IRS form W2-G to the customer, completed for each qualifying wager. W2-G forms are generated automatically when the subscriber meets the reporting criteria. Copies are sent to the IRS and to each customer’s state of residence.