We request you furnish our office a written payoff with per diem, please fax the payoff as soon as possible to (352)282-4895. By including a per diem amount in the letter, the parties will not have to execute another payoff letter if the termination date.It typically details the principal balance, interest due as of that date, per diem, any late fees, etc. Please accept this as my authorization to issue a payoff statement to. Through an effective date of . Requesting your loan balance should come with a 'per diem' charge for interest, or per day fee. To get a payoff letter, ask your mortgage lender for an official payoff statement and let them know what the projected closing date is. To get a payoff letter, ask your mortgage lender for an official payoff statement and let them know what the projected closing date is. Apply for auto financing for a new or used car with Chase. Use the payment calculator to estimate monthly payments.