In that case, all you need to provide in the donation receipt is the name and EIN of the organization, date of donation, and a description of the donated item. We've created this stepbystep guide on everything you need to know about creating a donation receipt letter for tax purposes.Learn how to write effective fundraising letters that inspire more support from donors. Explore best practices and templates in this comprehensive guide. Please keep this written acknowledgement of your donation for your tax records. 501(c)(3)s have to follow a few guidelines when giving or receiving donations. There's a ton of resources online to ensure you're nailing every single one. Complete the Texas Online Tax Registration Application to get a sales tax permit. The donor will use this letter as proof of his or her donation to claim a tax deduction. Learn more about the potential tax benefits of charitable holiday giving.