We've created this stepbystep guide on everything you need to know about creating a donation receipt letter for tax purposes. We require a 501(c)(3) tax ID number and copy of your IRS non-profit determination letter for any donations from the. Foundation.Learn how to easily create your donation receipts and the best practices to follow in the year-end receipts to your donors. Fill in the required fields and attach a receipt of the donation. Donations can be recorded for your own tracking purposes or to apply for a matching gift. In addition to the satisfaction that giving to a charity can bring, donations to the program are fully tax-deductible in the year they're made. The key to earning a sales tax exemption is being designated a charitable, taxexempt 501(c)3 nonprofit organization under the Internal Revenue Code. Tennessee corporation qualified under section 501(c)(3) of the Internal Revenue Code. Heritage. Do not file any exemption applications with the NYS Department of Taxation and Finance or with the Office of Real Property Tax Services. For Nonprofit Exemption from Sales Tax.