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Wisconsin LLC annual report: due date, fee and how to file

When: An annual report is due by the end of the calendar quarter that contains your formation anniversary.

State fee: $25

Where: Wisconsin Department of Financial Institutions

First due date for an LLC formed in 2026

Find the month you formed your LLC. Later reports are due every year on the same schedule.

Formed inFirst report due
January 2026Mar 31, 2027
February 2026Mar 31, 2027
March 2026Mar 31, 2027
April 2026Jun 30, 2027
May 2026Jun 30, 2027
June 2026Jun 30, 2027
July 2026Sep 30, 2027
August 2026Sep 30, 2027
September 2026Sep 30, 2027
October 2026Dec 31, 2027
November 2026Dec 31, 2027
December 2026Dec 31, 2027

Dates assume mid-month formation; for rules tied to your exact formation date, use the day you registered.

What happens if you miss it

Most states add a late fee first. If the annual report stays unfiled, the state can mark your LLC as not in good standing and eventually dissolve it, which can cost you liability protection and your business name.

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Find your company and we'll show its exact date, put it in your calendar, and email you before it's due. Free.

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Starting a business in Wisconsin?

Any businessContractors and constructionPlumbingElectriciansHeating and air conditioning (HVAC)CleaningLandscaping and lawn careRestaurants and cafesFood trucksSalons, barbers and beautyAuto repairChild care and daycareFitness and personal trainingPhotography and videoReal estate agents and brokersConsulting and professional servicesShops and online storesMoving companiesTrucking

For LLCs; corporations can differ. Checked against the state's site, October 2026. Confirm with the state before filing.

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