No. For NJ bets, there will be no need for any tax payments on sportsbook or casino winnings. The amount of your winnings and times that play has no effect on tax payable. In fact, the USA government doesn’t really worry about tax on player winnings, only tax from online casino operators.
Since 2001, betting duty has been revamped, and now gambling sites pay a 15% levy of their earnings. For the player, there are only certain types of money punts you’ll pay taxes on, such as spread betting.