To apply for nonprofit exempt status, you must complete Form ST16, Application for Nonprofit Exempt Status – Sales Tax. To apply, your nonprofit must be exempt from federal income tax and meet other requirements.The requirements are listed in the table below. Within the letter, please be sure to include the event date, your 501C tax id number, as well as the mailing address for the requester. Explore a sample donation request letter for sports teams, plus get a free template and tips for writing your own fundraising letters. When you fill out your tax return this year, you can include all contributions you make to these schools as a deductible charitable contribution. A tax receipt to record your donation is available here. Simply click on "Get Tax receipt" to download a copy to complete and keep for your records. Consider making a donation in memory of or to honor a co-worker, friend or loved one. A tax receipt to record your donation is available here.