Upcoming Utility Filing Deadlines

April 7, 2022

To: Gross Revenue Taxpayers, Ad Valorem Taxpayers

The Wisconsin Department of Revenue (DOR) would like to remind you of upcoming filing deadlines.

Reports due by:

To request an extension

Note: DOR will apply a non-appealable late filing penalty to all reports filed after the due date with no extension.


Contact us at utility@wisconsin.gov.