Welcome to DeKalb County’s Business Personal Property 2022 eFile Tax Return Procedures. Note: For existing accounts only. New accounts for current tax year must complete paper forms. Please Enter Your Account Number and PIN Number Account Number PIN Number     * The Account Number is a seven digit number (no letters). The PIN Number is a ten digit number. Freeport Exemption Applications must be filed in paper format only. Aircraft and Marine are not able to file electronically at this time.