Keep a record of any items you donate to a charity. Understand what a charitable donation is and how to claim a tax deduction without a tax receipt with IRS Form 8283.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. Give Clothing Donations to BBBSLI. Big Brothers Big Sisters of Long Island is a private, non-sectarian, not-for-profit, 501(c)(3) tax-exempt organization. Enroll in a physical fitness or cultural arts class or take a daily walk on the trails at Norman J. Levy Park and Preserve in Merrick. Please keep a copy of the receipt, there is information contained in the receipt that will help us locate your filing and reconcile it. In the heading of this letter we have indicated whether you must file Form.