We've created this stepbystep guide on everything you need to know about creating a donation receipt letter for tax purposes. Goodwill Southern California.Learn how to easily create your donation receipts and the best practices to follow in the year-end receipts to your donors. This handy comprehensive checklist to help nonprofit 501(c)(3) organizations stay up-to-date with annual filing requirements. Form 1023 or Form 1023-EZ (as discussed below). You can bring your donations directly to our thrift stores or fill out the form below to request a pickup. Submit the form below to request a donation receipt. Occasionally, our donors choose to receive a tax deduction for their instrument donation. Donation receipts are important for a few reasons. Receive a donation receipt at the time of the pick-up.