Your spreadsheet detailing your wins and losses for the day, along with ATM receipts showing withdrawals, can be helpful in demonstrating your gambling activity. However, the IRS may also require additional documentation, such as casino records or statements, to substantiate your losses.
If you're looking for more information on gambling and taxes, you might find this resource at https://pafipdkaltara.org/ helpful. Best of luck with your tax filings!
