Alert the IRS, credit reporting bureaus, and other agencies that you have been a victim of identity theft. Determine whether this is a theft loss. Determine whether you can recover the funds. Unfortunately, if it’s a theft under state law and you can’t recover the money, you don’t get a tax break for it. For 2018 through 2025, no itemized deduction for a theft is allowed.
Increase in value of property due to market conditions. When you sell appreciated property, you pay tax on the appreciation since the date of purchase. When you donate appreciated property held long term, you may generally deduct the appreciated value.