A gift letter for a mortgage shows your lender that you don't need to repay gift money toward your down payment. When you use gift funds, you have to provide a gift letter that proves the funds are not a loan to be repaid.Here's a sample gift letter you can use to prove that the money is truly meant as an outright gift, with no expectation of repayment. A mortgage gift letter is a simple but essential document that assures lenders the funds you received are a gift, with no repayment expected. A gift letter is a note from a donor to your lender regarding cash funds for your mortgage down payment. A mortgage gift letter is a document that helps satisfy the requirement that a borrower's down payment funds come from legitimate sources. A gift letter is a document certifying that your family member is giving you money to cover all or a portion of your down payment or closing costs. You can use gifted funds to make a down payment, but your mortgage lender will want to know some details before they allow you to use it. Download a gift letter for a mortgage. Gift money for USDA loans can come from any donor who doesn't have an interest in the transaction.