What do you need to include in your donation acknowledgment letter? Acknowledgment of "no goods or services were provided as part of this donation."Learn about 501(c)(3) donation receipt requirements, verification steps, and sample templates for tax-deductible donations. This step-by-step guide will help you fill out the donation tax receipt and get things in order for tax season. Create your account today. Fill out Sample Letter for Acknowledgment of Receipt of Gift or Donation - Appreciative online. We've created this stepbystep guide on everything you need to know about creating a donation receipt letter for tax purposes. DonorPerfect helps you stay on top of receipting all year long, avoiding clerical errors and making tax time hassle-free.