Shown is a completed Form 813 numbered with corresponding explanations: Document Register - Enter the CUSTOMER AGENCY VOUCHER (SF 1081) NUMBER. DLN - Enter the DOCUMENT LOCATOR NUMBER (DLN) of the corresponding Form 3245.YR - Enter the current year.Count Code - Enter the item count.Line Amount - List the amount of each Form 3245.Line Amount Total - Enter the TOTAL AMOUNT of form(s) 3245.Line Number - Circle the LINE NUMBER below the final entry. This indicates the number of items on the Form 813.DR - Next to Line Amount Total enter DR to show Debit.