Audits are usually conducted for a 3-year period but may be expanded up to 6 years if your returns weren't filed when they were due. Most audits are based on information on a tax return or from our extensive exchange of data with the Internal Revenue Service and other states.Example audit letters from the IRS and state taxing agencies. Dealing with IRS mortgage interest audit letters can be confusing for many homeowners. At DimovTax, we offer straightforward and expert advice to help you. When preparing the Affidavit for recording, you will need to fill in other particulars covered in the Affidavit. This is an example of a payoff letter used in a syndicated loan transaction. Payoff or paydown of debt solely to qualify must be carefully evaluated and considered in the overall loan analysis. AIRES and the new Scope. Whatever form is used, be sure to read all instructions first and fill out each section completely and accurately.