What do you need to include in your donation acknowledgment letter? I am pleased to acknowledge, with thanks, your June gift to the campus through the San Diego Foundation.Your contribution to men's basketball makes a. A gift acknowledgment letter weaves together your nonprofit's appreciation, engagement, and compliance efforts following a donor's generosity. An effective donor stewardship program acknowledges a gift in writing in a timely, accurate, and gracious manner. Every gift to UC San Diego is acknowledged. A donor acknowledgement letter should include a few specific items to assist the donor and help your organization comply with IRS regulations. When acknowledging these donations, include the name of the donor, the number of shares, the name of the security, and the date when the transfer was completed. Want to learn how to write and structure donor acknowledgment letters? Check out these tips and sample letters to make a greater impact.