Creating a payoff letter is essential to any loan or mortgage repayment process. Our free templates and this guide can help you get started.Do you need a loan payoff request form? Requests may be sent to State Home Mortgage via email, as long as the form is completely filled out. 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. 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. 504. Payoff of first mortgage loan. 103. Settlement charges to borrower (line 1400). 403. 108. Assessments. 408.