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
Last updated March 8, 2012