Software developers (vendors) and third-party transmitters that have successfully completed the EDI testing and who have been accepted as an Electronic Participant in the ExSTARS electronic filing program are listed below. Acceptance to participate in the electronic filing program does not imply endorsement by the IRS or the Treasury Department of the software or quality of services provided. If you purchase software from an approved vendor, or contract with an approved transmitter, you must still complete the Letter of Application (LOA) process. Software developers EDI Map 4030 ExSTARS testing completion date EDI Map 4030 ExSTARS approved version/release**see note below EDI Map 4030 ExSTARS version 2.3 approved version release effective 2/13/19 Dearman Systems, Inc. 6137 East Grant Road Tucson, AZ 85712 Phone: 520-298-1677 Dearman Systems website Jan 2006 Dearman ExSTARS4030 Dearman™ ExSTARS.net™ LiquiFile Services 245 Junction Trak Roswell, GA 30075 Phone: 678-819-2250 LiquiFile website Apr 2006 Liquidfile 4030 LiquiFile V3 Varec, Inc. 5834 Peachtree Corners East Norcross, GA 30092 Phone: 770-447-9202 Varec website Oct 2006 FuelsManager Aviation7.1 ExSTARS.exe Version7.1.0.16 For Terminal Operators Only FuelsManager Aviation 7.1 ExSTARS.exe Version 7.1.0.104 DTN (formerly Diamond Control Systems) 100 Allentown Pkwy, Suite 111 Allen, TX 75002-4200 Phone: 888-682-9128 tassupport@dtn.com Sep 2006 DTN Guardian 3 Release 7 For Terminal Operators Only DTN 10.05 Mark Jones Systems, LLC 1120 West Prince Road Tucson, AZ 85705 Phone: 520-887-9340 Mar 2008 Version 3.0 MJS_NExSTARS for New Map Version 2.2.4 Innovative Software Solutions 314 E Nakoma Suite S San Antonio, TX 78216 Phone: 877-752-5673 Innovative Software Solutions website Aug 2012 N/A AKORE TaxCalendar 4.0 Motor Fuel Tax Module Avalara 100 Ravine Lane NE Suite 220 Bainbridge Island, WA 98110 Phone: 877-780-4848 Avalara website Jun 2014 Avalara Zytax Compliance 5.17.10 Avalara Zytax Compliance 5.17.10 IGen 340 N Broadway St, Suite 260 Green Bay, WI 54303 Phone: 888-998-4436 IGen website Jun 2014 N/A IGenFuels'IGenEFile Version 2.0 JunoLogix 2003 Edwards St Houston, TX 77007 Phone: 713-409-2210 JunoLogix website Feb 2017 Everflow Motor Fuels Compliance Version 3.2 Everflow Motor Fuels Compliance Version 3.2 i6 Systems LLC 234 Garibaldi Ave Lodi, New Jersey 07644 Phone: 908-441-8040 i6.io Dec 2020 Fusion6 & Reconcile6 Release 1.105 **Note: Please be aware that returns that are not filed or not timely filed may be subject to penalty application under IRC 6725. In addition, IRC 6725 may be applied to inaccurately filed returns. Please ensure your filings are accurate and timely. Related topic Excise Summary Terminal Activity Reporting System (ExSTARS)