See the Gaming Withholding and Reporting Threshold chart in IRS Publication for an idea of gambling withholding. April 13, at am. California generally does not tax California Lottery winnings for California residents. Lookover all of your discount means prior to shopping for something to truly. When I click through I see it says report gambling information so I assume that is the spot we need to do this? Hi I won in a jackpot in February and I had them take the taxes out of it they gave revdnue a form that Winnins lost but would I have to file that on my taxes.IT Tax Type: Issue: Income Tax Gambling Winnings When Calculating Illinois Net Income. State of illinois department of revenue office of administrative hearings. Iowa Department of Revenue. Skip to Content. Gambling losses may be reported as an itemized deduction on Schedule A, but you cannot deduct more than the winnings you report. Pennsylvania Department of Revenue. Instructions for PA Schedule A. Interest Income and Gambling and Lottery Winnings. PURPOSE OF SCHEDULE Use PA Schedule A to report interest income and gambling and lottery winnings of estates and trusts.