The dealer must, within 7 days, notify the lien holder in writing that the vehicle has been traded in. This is a request for assessment payoff information related to the property described below.How to fill out the Payoff Request Letter Templates? You'll need to request a 10day payoff letter from your current loan servicer, which you may be able to do online. Return completed form to: Utah Housing Corporation. Do you need a loan payoff request form? Edit, sign, and share corporation payoff request online. No need to install software, just go to DocHub, and sign up instantly and for free. Say you have a mortgage and want to know exactly how much you'd need to pay to satisfy the loan. A mortgage payoff letter will tell you that magic number.