By including a per diem amount in the letter, the parties will not have to execute another payoff letter if the termination date. Please accept this as my authorization to issue a payoff statement to.Through an effective date of . It typically details the principal balance, interest due as of that date, per diem, any late fees, etc. To get a payoff letter, ask your mortgage lender for an official payoff statement and let them know what the projected closing date is. The release is what removes the lien, which in your case isn't there. Will the mortgage payoff be received before the next month's payment is due? Purchaser requests a modification of the payoff date as required in the Exhibit B, Promissory. After this date, please request a new payoff letter.