The "Recorder Sample Documents" below is a partial list of commonly used recording forms and a description of each. 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. Your donation receipt can be a mailed thankyou letter or an emailed acknowledgment. Select a process that works best for your nonprofit. Please follow IRS guidelines in completing the description of goods donated and the value of the goods donated. Filling out this form is straightforward.