Annual Filer Requirements


If you have a Wisconsin seller’s permit, you are required to file Form ST-12 to report sales tax at least annually. If you withhold Wisconsin tax from employee wages, you are required to file a form WT-7 annually​.

Use My Tax Account to File and Pay

  • ​Du​e January 31 each year

  • Separate from income tax

  • All active accounts must file even if zero tax due

  • Notify us now if your business is inactive

My Tax Account Icon


Applicable Laws and Rules

This document provides statements or interpretations of the following laws and regulations enacted as of May 11, 2020: Sections 71.64 and 77.58, Wis. Stats., and secs. Tax 2.04, 11.01, and 11.93, Wis. Adm. Code.

Laws enacted and in effect after May 11, 2020, new administrative rules, and court decisions may change the interpretations in this document. Guidance issued prior to May 11, 2020​​, that is contrary to the information in this document is superseded by this document, pursuant to sec. 73.16(2)(a), Wis. Stats.


MS 5-77
Customer Service Bureau
PO Box 8949
Madison, WI 53708-8949
Phone: (608) 266-2776
Fax: (608) 327-0232
Email additional questions to

Guidance Document Number: 100269

May 11, 2020