The release is what removes the lien, which in your case isn't there. 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. Get access to direct deposit forms, automatic bill payment forms, and loan management from BMO. The FDIC may be able to assist you in obtaining a lien release if the request is for a customer of a failed bank that was placed into FDIC receivership.