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Wisconsin Department Of Revenue, Wisconsin Tax

Wisconsin Business Corporate Tax, Wisconsin Personal Income Tax, Wisconsin Sales Tax Rates

What is the Wisconsin corporate net income tax rate?


What are the Wisconsin personal net income tax rates?

0-10,220 4.6%
10,220-20,440 6.15%
20,440-153,280 6.5%
153,280-225,000 6.75%
225,000 + 7.75%

What is the average Wisconsin sales tax rate?

5.42%. The state has a 5% tax, but the average local tax is .42% making a total of 5.42%.

Are there standard deductions?

Single:   $8,960
Joint:   $16,140

Are there personal exemptions?

Single:   $700
Dependents:   $700

What forms do you file for your Wisconsin taxes?

Wisconsin C corporations:   Form 4
S corporations:   Form 1 CNS (5S)
Partnerships:   Form 1CNS (5S)
Individual (Wisconsin LLC members):   Form A, 1A

To learn about nonprofit filings, see our Wisconsin Nonprofit Corporation page.

Estimated tax payments?

Form 1-ES. Wisconsin follows the IRS standards for estimated payments. If you will owe $200 or more in tax for the current year, you are required to make 90% of the tax due, over quarterly payments. It has to be at least 100% of the previous year, even if you think you won’t make as much in the current year.

Corporations with more than $500 in tax liability are required to file form 4-ES for estimated payments.

Wisconsin Department of Revenue:

Wisconsin Department of Revenue
819 N. Sixth St., Room 408
Milwaukee , WI 53203-1606
Telephone: 608-266-2776 or 414-227-4000
Fax: 414-227-4405
Website:  Wisconsin Department of Revenue

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