Telco Filing Deadline Approaching – March 1

February 16, 2021

To: Telco Taxpayers

The Wisconsin Department of Revenue (DOR) would like to remind you of the upcoming March 1, 2021­ Telco filing deadline.

Let's get started – log into My Tax Account (MTA):

To file

  • Select "Telecom Fee"
  • Click the correct period (December 31, 2021)
  • Choose "File or amend a return"
  • Select the appropriate Return and start filing

To request an extension

  • Select "Telecom Fee"
  • Click "Request Extension to File"
  • Enter requested information and submit request

Make a payment

  • Select "Telecom Fee"
  • Click the correct period
  • Choose "Make a payment"
  • Select the payment method and get started

Additional information – late filing penalty

  • One month or less – if you file within a month after the March 1, 2021 (or April 1, 2021 for an extension), DOR will charge you a 5 percent penalty of the 2021 taxes
  • For each additional month you are late – DOR will charge another 5 percent, not exceeding 25 percent of the total

If you have questions, contact us at