The dealer must, within 7 days, notify the lien holder in writing that the vehicle has been traded in. A lender's payoff statement or letter will show the amount you need to pay to completely close out the loan.Print a "UCCU Authorization for Payoff form" and have the seller fill it out and sign it. A 10 day payoff is crucial to getting your old loans paid off during a refinance. Learn how it works from start to finish. An IOU ( I Owe You ) is a legal document that sets out the details of a loan made between two people, a borrower, and a lender. All payments must be paid in the month they are due. Do you need a loan payoff request form? Go to the "Account Summary.