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Wisconsin Corporation & LLC Filing Requirements

The following is provided for informational purposes only and should not replace the advice of professional counsel. Although we make every effort to keep the information presented here up to date, states continuously change their policies, forms, fees, and information. Because of this, we make no guarantees as to the accuracy of the information presented in this current revision. Please report any problems you may encounter with moved or broken links on this page by clicking here. (Make sure to include the state and the defective link names in your e-mail.) Last update: January 2, 2009

 

General Info

Agencies

If you have further questions regarding business filings or fees, need additional filing forms, or want to contact your state's business division, here is the agency's contact information.

 

Department of Financial Institutions
345 W. Washington Avenue
Madison, WI  53703

(608) 261-9555
FAX: (608) 261-7200
http://www.wdfi.org/corporations/

 

If you have further questions regarding business taxes, need additional tax forms, or want to communicate with your state's tax division, here is the agency's contact information.

 

Department of Revenue
2135 Rimrock Road
Madison, WI  53713

(608) 266-2772
FAX: (608) 267-0834

http://www.dor.state.wi.us/

Wisconsin State Statutes

To research the State Statutes for Wisconsin Corporations, click here.

To research the State Statutes for Wisconsin LLCs, click here.

To research the State Statutes for Wisconsin Partnerships, click here.

 

Licensing

 

Business Licenses

Contact your state or local agencies regarding licensing issues.

 

Corporations 

 

Annual Filing Requirements

 

Annual Report

Fee:

The annual profit report filing fee is $25 for electronic filing or $40 for paper reports. The filing fee for an annual non-profit report is $10.

 

Forms:

Annual Report (Online) - File Annual Report Online
Annual report forms are distributed automatically to corporations and LLCs to their registered agent's office. If a report form is not received, call (608) 261-7577 to request a replacement form captioned with the company's name and ID number.

 

Due Date:

 

Annual reports for domestic and foreign corporations are due each year following the year in which the corporation was incorporated during the quarter in which the anniversary date of the incorporation occurs.

 

Corporation Tax Returns

Tax:

The income tax rate is 7.9% of Wisconsin net income.

 

Forms:

Tax Form 4 - 2008 Corporation Franchise & Income Tax Return (Income from In and Out of State) (instructions)
Tax Form 5 - 2008 Corporation Franchise & Income Tax Return (All WI Income) (instructions)

Tax Form 5S - 2008 S Corporation Franchise or Income Tax Return (instructions)

Schedule 5K-1 - 2008 S Corporation Shareholders Share of Income Schedule (instructions)

Tax Forms - Corporation Tax Forms 1995-2008

 

Due Date:

 

Corporate tax is due by March 15th, or the 15th day of third month following the close of the fiscal year.

 

Limited Liability Company

 

Annual Filing Requirements

  

Annual Report

Fee:

The domestic LLC annual report filing fee is $25 and the fee for foreign filings is $80.

 

Forms:

Annual Report (Online) - File Annual Report Online
Annual report forms are distributed automatically to corporations and LLCs to their registered agent's office. If a report form is not received, call (608) 261-7577 to request a replacement form captioned with the company's name and ID number.

 

Due Date:

Annual reports are due each year in the calendar quarter of organization.

 

LLC Tax Returns

Tax:

The income tax rate is 7.9% of Wisconsin net income.

 

Forms:

Tax Form 3 - 2008 Partnership Return (instructions)

Tax Form 4 - 2008 Corporation Franchise and Income Tax Return (Income from In and Out of State) (instructions)
Tax Form 5 - 2008 Corporation Franchise and Income Tax Return (All WI Income) (instructions)

Tax Forms - Company Tax Forms 1995-2008

 

Due Date:

Franchise tax is due by March 15th, or the 15th day of third month following the close of the fiscal year.

 

Partnership Returns are due by April 15th, or the 15th day of fourth month following the close of the fiscal year.