Get a Free Nonprofit Donation Receipt Template for Every Giving Scenario. We've created this stepbystep guide on everything you need to know about creating a donation receipt letter for tax purposes.This file provides comprehensive instructions on how to fill out and use donation receipt templates. It includes examples of who might need these templates. Filling out this form is straightforward. A donation receipt documents the details of a cash or property donation that's gifted to an individual cause or organization. Get a Free Nonprofit Donation Receipt Template for Every Giving Scenario. CocoDoc collected lots of free donation receipt letter template for our users. 2) if you end up using it, you need to mention why you're doing so and how long you would in the donation receipt. Donors who mail their donation will receive a tax receipt in the mail within 4-6 weeks.