Demand Letter Templates (22) – with Samples. What is a mortgage payoff statement?It details the exact money needed to pay off a mortgage. Read this to understand debt collection practices and your rights when dealing with debt collectors. You should definitely keep the letter telling you that your loan was paid off in full. We'd also want you to keep at least the most current loan statement. I bought a car in Washington from a dealer and got a loan from a Washington based lender (BECU). Do you need a loan payoff request form? This can be on your statement or a separate notice. I contacted my mortgage company requesting documentation.