We've created this stepbystep guide on everything you need to know about creating a donation receipt letter for tax purposes. Learn how to easily create your donation receipts and the best practices to follow in writing a great one.Keep a record of any items you donate to a charity. Letter requirements for tax purposes. Giving receipts is an important practice since 501(c)(3) donations are tax-deductible to the donor. Our sample form provides an easy way to get started. You would have to itemize your entire tax return in order to take a deduction on charitable donations. Here are some handy IRS tips for deducting charitable donations. When you bring items to one of our donation locations, you may fill out a paper donation form. Learn how to easily create your donation receipts and the best practices to follow in the year-end receipts to your donors.