Utility filing deadlines approaching

February 16, 2021

To: Gross Revenue Taxpayers, Ad Valorem Taxpayers

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

Reports due by March 1, 2021

Report due by March 15, 2021

Forms due by the extended due date of March 15, 2021

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.

If you have questions, contact us at utility@wisconsin.gov.