Corporation and Partnership Tax

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2/18/2019Utility Filing Deadlines Approaching
  
Businesses2019
2/18/2019Telco Filing Deadline Approaching – March 1
  
Businesses2019
2/8/2019Upcoming Preliminary Public Hearing on a Permanent Scope Statement
  
Businesses, Individuals, Municipal Officials, Tax Pro2019
1/31/2019Telco-My Tax Account access restored/Filing open
  
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1/22/2019Telecommunication MTA Temporarily Disabled
  
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1666
  
Yes2/28/2019 12:00 AM2/28/2019 11:59 PMhttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-02-28-Sales-and-Use-tax-return-due-monthly.ics
1667
  
Yes2/28/2019 12:00 AM2/28/2019 11:59 PMhttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-02-28-WT-6-deposit-report-due-semimonthly-monthly.ics
1668
  
Yes2/28/2019 12:00 AM2/28/2019 11:59 PMhttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-02-28-Local-expo-tax-return-due-monthly.ics
1669
  
Yes2/28/2019 12:00 AM2/28/2019 11:59 PMhttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-02-28-Premier-resort-tax-return-due-monthly.ics
1670
  
Yes2/28/2019 12:00 AM2/28/2019 11:59 PMhttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-02-29-PW-2-due-estates-and-trusts.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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