Documents and forms. Donation Letter – Tax ID. November 9, 2020.This step-by-step guide will help you fill out the donation tax receipt and get things in order for tax season. FCPS accepts donations of new or gently used items. I want to partner with (Organization)! Below is my tax-deductible gift. Please read instructions carefully before completing this form. For assistance call (804) 371-4023. •. Donation acknowledgment letters are more than just a donor tax receipt. There are certain items to include for tax purposes.