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2022 Wisconsin State Tax Deadlines

Wisconsin Individual Income Tax Filing deadlines and extensions for 2022.

If you are a resident or have been involved in significant business operations within Wisconsin then you might be required to file Wisconsin State Taxes. We look at the most important tax deadlines and tax extensions for Wisconsin in 2022.

2022 Wisconsin State Tax Deadlines

Wisconsin Individual Income Tax Filing deadlines and extensions for 2022.

If you are a resident or have been involved in significant business operations within Wisconsin then you might be required to file Wisconsin State Taxes. We look at the most important tax deadlines and tax extensions for Wisconsin in 2022.

Wisconsin Business Tax Deadlines for 2022

C Corporation

Wisconsin C Corporation Tax Deadlines for 2022

You must file & pay Corporate Income Taxes in Wisconsin by April 18, 2023.

Applicable form: 
Form 4 – Wisconsin Non-Combined Corporation Franchise or Income Tax Return

Extension to File Taxes in Wisconsin for 2022

You must send payment for taxes in Wisconsin for the fiscal year 2022 by April 18, 2023.

The Extension Deadline is October 16, 2023 to file your Wisconsin income tax return.

Wisconsin automatically grants 7 months extensions on filing corporate income tax returns. This means you do not need to file for an extension in Wisconsin. 

This is an extension to FILE, not an extension to PAY – payment is still due April 18, 2023.

Pass-Throughs

Wisconsin S Corporation & Partnership Tax Deadlines for 2022

You must file in Wisconsin by March 15, 2023.

Applicable forms:
Form 5S – Wisconsin Tax-Option (S) Corporation Franchise or Income Tax Return
Form 3 – Wisconsin Partnership Return

Extension to File S Corporation & Partnership Taxes in Wisconsin for 2022

You must send payment for taxes in Wisconsin for the fiscal year 2022 by March 15, 2023.

The Extension Deadline is October 16, 2023 to file your Wisconsin S-Corporation income tax return and September 15.2023 to file your Wisconsin Partnership income tax return. 

Wisconsin automatically grants 7 months extensions on filing S Corporation income tax returns, and 6 months extensions on filing Partnership income tax returns. This means you do not need to file for an extension in Wisconsin. 

This is an extension to FILE, not an extension to PAY – payment is still due March 15, 2023.

Wisconsin Individual Tax Deadlines for 2022

Estimated Tax Deadline for Wisconsin 2022

Estimated tax payments should be made:  

  • April 18, 2022
  • June 15, 2022
  • September 15, 2022
  • January 17, 2023

See Form 1ES Instructions for the amount to pay with each voucher.

Individual Tax Deadline for Wisconsin 2022

You must file & pay Individual Income Taxes in Wisconsin by April 18, 2023.

Applicable forms:
Form 1 – Full Time Residents
Form 1NPR- Part-Year Residents and Non-Residents

Extension to File Taxes in Wisconsin for 2022

You must send payment for taxes in Wisconsin for the fiscal year 2022 by April 18, 2023.

The Extension Deadline is November 15, 2023 to file your Wisconsin income tax return.

Wisconsin will automatically grant a 6 months extension on filing personal income taxes if a federal extension is filed. Wisconsin does not have its own separate extension application, so you will have to file a federal extension and attach the federal extension to the state return to receive the extension.

This is an extension to FILE, not an extension to PAY – payment is still due April 18, 2023.

Estates Tax Deadline for Wisconsin 2022

Wisconsin does not have an Estate Tax.

Farmer and Fisherman Taxes for Wisconsin 2022

If at least 2/3 of your gross income for the taxable year is derived from farming, you may pay estimated tax at any time on or before January 17, 2023. If you wait until January 17, 2023, you must pay the entire balance of the estimated tax. However, if farmers file their tax return on or before March 1, 2023, and pay the total tax at that time, they need not file estimated tax.

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The material discussed on this page is meant for general illustration and/or informational purposes only and is not to be construed as investment, tax, or legal advice. You must exercise your own independent professional judgment, recognizing that advice should not be based on unreasonable factual or legal assumptions or unreasonably rely upon representations of the client or others. Further, any advice you provide in connection with tax return preparation must comply in full with the requirements of IRS Circular 230.

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Tax Planning Glossary

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Tax Planning Strategies

Our team of tax experts has scoured tax rules and regulations to create detailed tax strategies you can use to find savings for your clients.

Tax Planning Glossary

Let’s face it, taxes can be confusing. Learn the terms you need to know in our tax planning glossary.

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