Get a written certificate of receipt from the charity you donate money to. We've created this stepbystep guide on everything you need to know about creating a donation receipt letter for tax purposes.Department of Taxation and Finance. Office of Real Property Tax Services. Learn how to easily create your donation receipts and the best practices to follow in the year-end receipts to your donors. You fill in a reasonable, fair-market value of the donation. 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.