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. Bystep guide on how to fill out a Goodwill tax donation receipt. This form is available at our stores in Maine, New Hampshire and Vermont. This letter will indicate the number and type of shares received. We've created this stepbystep guide on everything you need to know about creating a donation receipt letter for tax purposes. You should fill in your name, address, a description of the goods and their value. An alphabeticalbytopic list is provided below containing information and downloadable PDF forms, when available, or links to external resources.