The IRS has moved the tax calendar to February 1, 2027 for people and businesses in four Wisconsin counties. Forest, Outagamie, Vilas and Winnebago counties were hit by severe storms and tornadoes that began July 27. The extra time covers filing and paying, and affected taxpayers do not have to apply for it.
Is the county on the IRS list?
The relief comes in IRS release WI-2026-03, dated October 14. It covers only the four counties named, not Wisconsin as a whole. The disaster is tied to FEMA declaration 4949-DR, a number that matters later on some forms.
The new deadline reaches back to July 27, the day the storms began. Anything that fell due between then and February 1, 2027 now lands on February 1. That includes deadlines that already passed this summer and fall…