By including a per diem amount in the letter, the parties will not have to execute another payoff letter if the termination date. The first step is to get in touch with your lender or loan servicer.You can find their contact information on your monthly statements. Please include a per diem amount in the payoff statement. It typically details the principal balance, interest due as of that date, per diem, any late fees, etc. Below is a list of frequently requested Human services forms. Click on the form to complete and print. Complete and submit a payoff worksheet at least 30 days prior to the anticipated payoff date. Include a completed Request for Action (RFA) form. John J. Murphy, Brookview, N.Y., in place of C. J. Cooper, retired.