Corporation and Partnership Tax

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8/10/2018Administrative Rule Open for Public Comment
  
Businesses, Individuals, Municipal Officials, Press Releases, Tax Pro2018
7/31/2018Administrative Rule Open for Public Comment
  
Businesses, Individuals, Municipal Officials, Press Releases, Tax Pro2018
7/23/2018Upcoming Preliminary Public Hearing on an Emergency and Permanent Scope Statement
  
Businesses, Individuals, Municipal Officials, Tax Pro2018
7/16/2018State and Local Finance - Customer Satisfaction Survey - complete by July 30, 2018
  
Assessors, Businesses, Municipal Officials2018
7/5/2018Remote Sellers - Wayfair Decision
  
Businesses, Tax Pro2018
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1521
  
Yes8/20/2018 12:00 AM8/20/2018 11:59 PMhttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2018-08-20-Sales-and-Use-tax-return-due-early-monthly.ics
1522
  
Yes8/20/2018 12:00 AM8/20/2018 11:59 PMhttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2018-08-20-Aviation-fuel-tax-return-due-monthly.ics
1389
  
8/26/2018 5:00 AM8/26/2018 12:00 PM/EventDownloads/Businesses/2018-08-26-MTA-Telefile-WI-efile-Outages.ics
1523
  
Yes8/31/2018 12:00 AM8/31/2018 11:59 PMhttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2018-08-31-Sales-and-Use-tax-return-due-monthly.ics
1524
  
Yes8/31/2018 12:00 AM8/31/2018 11:59 PMhttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2018-08-31-WT-6-deposit-report-due-semi-monthly-and-monthly.ics
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​How D​​o I…

Registration

Electronic Filing

Combined Reporting

Forms and Instructions

Payment Information

References

Common Questions

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Common Forms

  • Form 4 - Non-Combined Corporation Franchise or Income Tax Return
  • Form 5S - Tax-Option (S) Corporation Franchise or Income Tax Return
  • Form 3 - Partnership Return
  • PW-1 - Nonresident Income or Franchise Tax Withholding on Pass-Through Entity Income

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