Program Overview - Software Developer Specifications for ST-12
This web page is designed to provide information specific to electronic filing of Wisconsin's sales and use tax returns, Form ST-12 in XML format. This is a process intended for participants who have the technical expertise to create and validate an XML document.
A Wisconsin electronic Sales and Use Tax transmission contains the same information as a comparable return filed entirely on paper. It is transmitted electronically in an XML format file over the Internet to WDOR.
SOFTWARE DEVELOPERS - FOR MORE INFORMATION PLEASE CONTACT:
WISCONSIN DEPARTMENT OF REVENUE
Mail Stop 4-224
P.O. Box 8933
Madison, WI 53708-8933
E-Mail Additional Questions
March 8, 2012
Updates were made to the code or formatting on this page as of July 30, 2014. This date does not reflect the effective date or any other date relating to the content of this page.