Find the most up-to-date revision of vehicle payoff sample letter • Customize, fill in, and send online • Major database of legal documents and forms. This Payoff acceptance amount must be paid in full in the form of certified funds no later than ______ days from the date of this letter.Warrant payoff letter. Determine If You Can Request A Release of Lien (RLN). If you are looking to payoff your vehicle, there is a sample letter form that you can use as a guide. The letter should be professional and informative. The form used to provide notice of the lien is Form 668(Y)(c), Notice of Federal Tax Lien. The debt is in the form of a mechanics lien. Create a Loan Payoff Letter online and download it as a PDF or Word document. Customize and print a blank Loan Payoff Letter for free.