​​​Due to a planned infrastructure upgrade, My Tax Account, TeleFile and Wisconsin e-file will be unavailable starting Friday, May 26, 2017 at 10:00 pm until 5:00 am Tuesday, May 30, 2017. Because of the of significance of the upgrade to align the system with industry standards, we need a three-day time frame, which puts us close to a due date. The upgrade is scheduled over a three-day holiday weekend to lessen the inconvenience.

We appreciate your patience.