Upcoming Utility filing deadlines

March 22, 2021

To: Gross Revenue Taxpayers, Ad Valorem Taxpayers


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

April 1

Reports due by April 1, 2021 (Extended Due Date)

April 15

Reports due by April 15, 2021

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

Questions?

To avoid a delayed response, contact us at utility@wisconsin.gov.