The payoff amount isn't just your outstanding balance; it also encompasses any interest you owe and potential fees your lender might charge. Edit, sign, and share sample payoff letter for private mortgage online.No need to install software, just go to DocHub, and sign up instantly and for free. The mortgage discharge or lien release is recorded. This estoppel letter MUST be sent within 14 days of the request or there is a risk of sanctions, including monetary penalties. A mortgage payoff letter can come in two forms. One form tells borrowers the remaining principal amount and interest they have to pay to close out the loan. Alternatively, your lender may have a form you must fill out. Depending on your financial situation, your lender could also ask for a letter of explanation. You can't just pay the amount shown on your monthly mortgage statement to pay off the loan.