Understand what a charitable donation is and how to claim a tax deduction without a tax receipt with IRS Form 8283. You cannot claim a charitable contribution without a receipt.In many cases, charitable donations are tax-deductible. When you donate to a qualifying organization, you can deduct the amount from your taxable income. We've created this stepbystep guide on everything you need to know about creating a donation receipt letter for tax purposes. This letter will indicate the number and type of shares received. The SPCA of Texas is the top animal welfare agency in North Texas. Our mission is providing every animal exceptional care and a loving home.