Assessment and Tax Roll Electronic File Transmissions

​​​​​​​​​​The Wisconsin Department of Revenue (DOR) requests use of Extensible Markup Language (XML) for filing assessment and tax rolls.

Helpful links


​If you have questions, contact us at OTAS@wisconsin.gov or (608) 266-7750.


Vendors Submitting Valid XML Assessment and Tax Rolls

The list below provides the names of vendors who provide XML assessment and tax rolls complia​nt with DOR's file requirements.

Vendor NameWebsiteContact Information
LandNav
5402 Beaumont Center Blvd​
​Suite 102
Tampa, FL 33634
https://www.landnav.com​Renee Valk
VP of Operations – Tax
r​enee.valk@landnav​.com
(608)​ 797-7267​​
Transcendent
411 S Commercial St
Suite 201
Neenah, WI 54956
https://www.tra​nscendenttech.comKristen Anderson, GISP
Business Operations Manager
Transcendent Technologies, LLC
kanderson@transcendenttech.com
(920)​ 750-5677
Tyler Technologies
5101 Tennyson Parkway
Plano, Texas 75024
https://www.tylertech.comJulie Kruse
Senior Manager, Software Engineering
julie.kruse@tylertech.com
(800) 772-​2260 ext: 435​6
Novus
​117 E 5th Street
P.O. Box 878
Washburn, WI 54891
https://novus.bayfieldcounty.wi.govDag Bystrom
Programmer/Analyst
dag.bystrom@bayfieldcounty.wi.gov
(715) ​373-6319