Learn how to easily create your donation receipts and the best practices to follow in the year-end receipts to your donors. If you are not sure whether your donation is tax-deductible, verify the charity's 501(c)(3) status with the Attorney General's website or the IRS website.The donor will use this letter as proof of his or her donation to claim a tax deduction. Donation receipts are important! Here's how to create donation receipts your donors (and the IRS) will love. Do you need a donation receipt letter to claim a tax deduction? For best results, write a personal acknowledgment letter with a receipt that includes the IRS-required elements. Charitable fundraising platform for solicitation purposes, may receive and hold donations made on the platform, may provide tax donation receipts to those. Note: Figure the amount of your contribution deduction before completing this form. See your tax return instructions.