Individual Income Tax Late-Filed Returns

  1. Am I subject to interest or penalties if I don't file my Wisconsin income tax return by the due date?

  2. Will I be assessed a late-filing fee if I qualify for an extension of time to file?


FOR MORE INFORMATION PLEASE CONTACT:

MS 5-77
WISCONSIN DEPARTMENT OF REVENUE
Customer Service Bureau
PO Box 8949
Madison, WI 53708-8949
Phone: (608) 266-2772
Fax: (608) 267-1030
Email additional questions to DORIncome@wisconsin.gov

January 2, 2019