The Vehicle Payoff Sample Letter form is a crucial document for individuals aiming to transfer their vehicle loan to the State Department Federal Credit Union. Do you have a question?A payoff letter provides instructions on how to pay off a loan with a lump sum before the loan term ends. Learn how payoff letters work. Enclosed with this letter, you will find a formal payoff statement confirming the full satisfaction of your loan. A payoff letter provides instructions on how to pay off a loan with a lump sum before the loan term ends. Learn how payoff letters work. Apply to Loan Officer, Business Development Representative, Mortgage Processor and more! What type of account would you like to open? As loans and personal debts.