The information on this page contains forms and additional information for use in the preparation of the State level year-end reports. This is a letter that your auditor will send out to third parties, such as banks or suppliers, asking them to confirm certain financial information.Example audit letters from the IRS and state taxing agencies. Balance Confirmation Letter - Free download as Word Doc (. The audit workbook must follow the format of the template before submission to the GDOR. We value the opportunity to assist you in this matter and are confident in the accuracy and validity of your financial statements and accounting records. Will Excel spreadsheets be accepted? No. Excel spreadsheets will no longer be accepted. Pay attention to the deadlines stated in the audit letter. The CMS team will audit all of the samples in our office.