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.Use our library of forms to quickly fill and sign your TREC contracts online. Figure: 7 TAC §155.2(c)(6) PAYOFF STATEMENT FORM Filling out this form is straightforward. {This is an Adjustable Rate Mortgage. Under the terms of this loan the next Change Date for the interest rate charged is {Insert Next Rate Change Date}. This guide will help you learn mortgage math, allowing you to confidently calculate how much you need to pay off your mortgage.