When you fill out your tax return this year, you can include all contributions you make to these schools as a deductible charitable contribution. Learn how to easily create your donation receipts and the best practices to follow in the year-end receipts to your donors.Include the nonprofit's EIN so the the donor can to check the charity's tax-exempt status with the IRS. 501c3 Determination Letter Request. Sales Tax Information for School Associations and Organizations. Florida law grants certain exemptions from Florida sales and use tax.