Find out the answers to all your donation letter questions and learn how to write your very own, leaving a queue of donors at your door. We've created this stepbystep guide on everything you need to know about creating a donation receipt letter for tax purposes.We'll walk you through how to write a donation request letter and share top tools and templates that can help you save time. In this blog, we'll share why receipts are important to donors and nonprofits and how to create, customize, and automate them with Donorbox. Include the nonprofit's EIN so the the donor can to check the charity's tax-exempt status with the IRS. Organizations seeking exemption from New Jersey Sales and Use Tax must complete all steps of the REG-1E application. 9. File applications for tax exemptions with the IRS and California. Franchise Tax Board (FTB). Donations of certain household items and clothing are often tax deductible when you file your income tax return. Set up a Donor Advised Fund and make a large deductible contribution.