Learn more about the potential tax benefits of charitable holiday giving. Your holiday donations may boost your refund, depending on the organization.Include the nonprofit's EIN so the the donor can to check the charity's tax-exempt status with the IRS. Donation request must be sent at least two months prior to event. 1. Mail donation request with letterhead and tax ID number to. To officially make a donation request, please fill out the form below. Learn how to write the best donation request letters to secure support for your nonprofit, including six templates to get started. Gifts to Be An Elf are tax-deductible since we are a 501c3 non-profit group. Required to hold a California seller's permit or file sales and use tax returns. Capitalize on the spirit of giving during the year-end holiday season, and emphasize the importance of making a last-minute tax-deductible donation.