We've created this stepbystep guide on everything you need to know about creating a donation receipt letter for tax purposes. Learn how to easily create your donation receipts and the best practices to follow in the year-end receipts to your donors.Donation receipts are important! Here's how to create donation receipts your donors (and the IRS) will love. Donation acknowledgment letters are more than just a donor tax receipt. There are certain items to include for tax purposes. What do you need to include in your donation acknowledgment letter? Do you need a donation receipt letter to claim a tax deduction?