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.Keep a record of any items you donate to a charity. We've created this stepbystep guide on everything you need to know about creating a donation receipt letter for tax purposes. Filling out the Goodwill donation receipt form is a straightforward process that helps you keep track of your charitable contributions for tax purposes. Use Schedule A (Form 1040) to figure your itemized deductions. This form serves as proof of the donation for tax purposes and helps donors ensure they receive appropriate credit for their contributions. Learn how to easily create your donation receipts and the best practices to follow in the year-end receipts to your donors. Activities that would result in the imposition of an excise tax under section 4951, 4952 or 4953? If "Yes," complete Form 6069. 17.