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If you have already registered your business with the Wisconsin Department of Revenue (DOR), you may sign up for My Tax Account to file and pay your business taxes. If you need to register your business with us, use our online Wisconsin Business Tax Registration.
If you are a business owner (owner of a corporation, partnership, LLC or a sole proprietorship) or a business employee, select option (1) below.
If you are a third party preparer (an independent accountant or an owner or employee of an accounting firm), select option (2) below.
FOR MORE INFORMATION PLEASE CONTACT:
WISCONSIN DEPARTMENT OF REVENUE
Customer Service Bureau
Mail Stop 5-77
PO Box 8949
Madison, WI 53708-8949
Phone: (608) 261-5338
Fax: (608) 267-1030
Email additional questions to DORMyTaxAccountHelp@revenue.wi.gov
January 21, 2014
Updates were made to the code or formatting on this page as of August 18, 2014. This date does not reflect the effective date or any other date relating to the content of this page.