Tax Professionals Calendar

  
Description
  
  
  
  
  
  
1st quarter individual income tax estimated payment due
7/15/2020 12:00 AM7/15/2020 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/TaxProfessionals/2020-07-15-1st-quarter-individual-income-tax-estimated-payment-due.ics1866
PW-ES 1st pass-through withholding estimated payment due
7/15/2020 12:00 AM7/15/2020 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/TaxProfessionals/2020-07-15-PW-ES-1st-pass-through-withholding-estimated-payment-due.ics1873
Exempt corporation franchise or income tax return due
7/15/2020 12:00 AM7/15/2020 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/TaxProfessionals/2020-07-15-Exempt-corporation-franchise-or-income-tax-return-due.ics1885
Corp-ES 2nd corporation estimated payment due
7/15/2020 12:00 AM7/15/2020 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/TaxProfessionals/2020-06-15-Corp-ES-2nd-corporation-estimated-payment-due.ics1900
PW-ES 2nd pass-through withholding estimated payment due
7/15/2020 12:00 AM7/15/2020 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/TaxProfessionals/2020-06-15-PW-ES-2nd-pass-through-withholding-estimated-payment-due.ics1901
WT-6 deposit report due - semi-monthly
7/15/2020 12:00 AM7/15/2020 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/TaxProfessionals/2020-07-15-WT-6-deposit-report-due-semi-monthly.ics1923
Cigarette-tobacco products return due - monthly, quarterly
7/15/2020 12:00 AM7/15/2020 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/TaxProfessionals/2020-07-15-Cigarette-tobacco-products-return-due-monthly-quarterly.ics1924
Liquor-beer return due - monthly
7/15/2020 12:00 AM7/15/2020 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/TaxProfessionals/2020-07-15-Liquor-beer-return-due-monthly.ics1925
Supplier-shipper-transporter fuel tax payment due - monthly
7/15/2020 12:00 AM7/15/2020 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/TaxProfessionals/2020-07-15-Supplier-shipper-transporter-fuel-tax-payment-due-monthly.ics1926
Blenders fuel tax return due - intermittent monthly
7/15/2020 12:00 AM7/15/2020 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/TaxProfessionals/2020-07-15-Blenders-fuel-tax-return-due-intermittent-monthly.ics1927
Wine direct shippers return due - quarterly
7/15/2020 12:00 AM7/15/2020 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/TaxProfessionals/2020-07-15-Wine-direct-shippers-return-due-quarterly.ics1928
Fiduciary income tax returns due
7/15/2020 12:00 AM7/15/2020 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/TaxProfessionals/2020-07-15-Fiduciary-income-tax-returns-due.ics1931
1CNP composite return for nonresident partners due
7/15/2020 12:00 AM7/15/2020 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/TaxProfessionals/2020-07-15-1CNP-composite-return-for-nonresident-partners-due.ics1932
1CNS composite return for nonresident shareholder due
7/15/2020 12:00 AM7/15/2020 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/TaxProfessionals/2020-07-15-1CNS-composite-return-for-nonresident-shareholder-due.ics1933
PW-1 due (Estates and trusts)
7/15/2020 12:00 AM7/15/2020 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/TaxProfessionals/2020-07-15-PW-1-due-Estates-and-trusts.ics1934
Exempt employee's trust, IRA, MSA Fiduciary income tax return due
7/15/2020 12:00 AM7/15/2020 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/TaxProfessionals/2020-07-15-Exempt-employee's-trust-IRA-MSA-Fiduciary-income-tax-return-due.ics1935
Corporation franchise or income tax return due (Non-combined and combined)
7/15/2020 12:00 AM7/15/2020 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/TaxProfessionals/2020-07-15-Corporation-franchise-or-income-tax-return-due-Non-combined-and-combined.ics1936
Corp-ES Corporation 1st quarter estimated tax payment due
7/15/2020 12:00 AM7/15/2020 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/TaxProfessionals/2020-07-15-Corp-ES-Corporation-1st-quarter-estimated-tax-payment-due.ics1937
1-ES 2nd quarter individual income tax estimated payment due
7/15/2020 12:00 AM7/15/2020 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/TaxProfessionals/2020-06-15-1-ES-2nd-quarter-individual-income-tax-estimated-payment-due.ics1945
Sales and use tax return due – early monthly
7/20/2020 12:00 AM7/20/2020 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/TaxProfessionals/2020-07-20-Sales-and-use-tax-return-due–early-monthly.ics1963
Sales and use tax return due - monthly and quarterly
7/31/2020 12:00 AM7/31/2020 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/TaxProfessionals/2020-07-31-Sales-and-use-tax-return-due-monthly-and-quarterly.ics1938
Local expo tax return due - monthly and quarterly
7/31/2020 12:00 AM7/31/2020 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/TaxProfessionals/2020-07-31-Local-expo-tax-return-due-monthly-and-quarterly.ics1939
Premier resort tax return due - monthly and quarterly
7/31/2020 12:00 AM7/31/2020 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/TaxProfessionals/2020-07-31-Premier-resort-tax-return-due-monthly-and-quarterly.ics1940
Police and fire protection fee due - monthly
7/31/2020 12:00 AM7/31/2020 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/TaxProfessionals/2020-07-31-Police-and-fire-protection-fee-due-monthly.ics1941
Rental vehicle tax return due - quarterly
7/31/2020 12:00 AM7/31/2020 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/TaxProfessionals/2020-07-31-Rental-vehicle-tax-return-due-quarterly.ics1942
Alternate fuel, terminal operator return due - monthly, quarterly
7/31/2020 12:00 AM7/31/2020 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/TaxProfessionals/2020-07-31-Alternate-fuel-terminal-operator-return-due-monthly-quarterly.ics1943
Supplier-shipper-transporter fuel tax return due - monthly
7/31/2020 12:00 AM7/31/2020 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/TaxProfessionals/2020-07-31-Supplier-shipper-transporter-fuel-tax-return-due-monthly.ics1944
WT-6 deposit report due - semi-monthly, monthly and quarterly
7/31/2020 12:00 AM7/31/2020 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/TaxProfessionals/2020-07-31-WT-6-deposit-report-due-semi-monthly-monthly-and-quarterly.ics1946
Wisconsin e-File, Wisconsin Telefile and My Tax Account file outage 5am - noon
8/4/2020 12:00 AM8/4/2020 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/TaxProfessionals/2020-08-04-Wisconsin-e-File-Wisconsin-Telefile-and-My-Tax-Account-file-outage-5am-noon.ics1947
WT-6 deposit report due - semi-monthly
8/17/2020 12:00 AM8/17/2020 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/TaxProfessionals/2020-08-17-WT-6-deposit-report-due-semi-monthly.ics1948
Cigarette-tobacco products return due - monthly
8/17/2020 12:00 AM8/17/2020 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/TaxProfessionals/2020-08-17-Cigarette-tobacco-products-return-due-monthly.ics1949
Liquor-beer return due - monthly
8/17/2020 12:00 AM8/17/2020 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/TaxProfessionals/2020-08-17-Liquor-beer-return-due-monthly.ics1950
Supplier-shipper-transporter fuel tax payment due - monthly
8/17/2020 12:00 AM8/17/2020 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/TaxProfessionals/2020-08-17-Supplier-shipper-transporter-fuel-tax-payment-due-monthly.ics1951
Blenders fuel tax return due - intermittent monthly
8/17/2020 12:00 AM8/17/2020 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/TaxProfessionals/2020-08-17-Blenders-fuel-tax-return-due-intermittent-monthly.ics1952
Sales and use tax return due - early monthly
8/20/2020 12:00 AM8/20/2020 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/TaxProfessionals/2020-08-20-Sales-and-use-tax-return-due-early-monthly.ics1953
Aviation fuel tax return due - monthly
8/20/2020 12:00 AM8/20/2020 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/TaxProfessionals/2020-08-20-Aviation-fuel-tax-return-due-monthly.ics1954
Wisconsin e-File, Wisconsin Telefile and My Tax Account file outage all day
8/30/2020 12:00 AM8/30/2020 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/TaxProfessionals/2020-08-20-Wisconsin-e-File-Wisconsin-Telefile-and-My-Tax-Account-file-outage-all-day.ics1955
Sales and use tax return due - monthly
8/31/2020 12:00 AM8/31/2020 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/TaxProfessionals/2020-08-20-Sales-and-use-tax-return-due-monthly.ics1956
WT-6 deposit report due - semi-monthly, monthly
8/31/2020 12:00 AM8/31/2020 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/TaxProfessionals/2020-08-20-WT-6-deposit-report-due-semi-monthly-monthly.ics1957
Local expo tax return due - monthly
8/31/2020 12:00 AM8/31/2020 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/TaxProfessionals/2020-08-31-Local-expo-tax-return-due-monthly.ics1958
Premier resort tax return due - monthly
8/31/2020 12:00 AM8/31/2020 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/TaxProfessionals/2020-08-31-Premier-resort-tax-return-due-monthly.ics1959
Police and fire protection fee due - monthly
8/31/2020 12:00 AM8/31/2020 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/TaxProfessionals/2020-08-31-Police-and-fire-protection-fee-due-monthly.ics1960
Alternate fuel, terminal operator return due - monthly
8/31/2020 12:00 AM8/31/2020 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/TaxProfessionals/2020-08-31-Alternate-fuel-terminal-operator-return-due-monthly.ics1961
Supplier-shipper-transporter fuel tax return due - monthly
8/31/2020 12:00 AM8/31/2020 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/TaxProfessionals/2020-08-31-Supplier-shipper-transporter-fuel-tax-return-due-monthly.ics1962
State Holiday - Offices Closed
9/7/2020 12:00 AM9/7/2020 11:59 PMYes1859
My Tax Account, Wisconsin Telefile and Wis e-File system file outage all day
9/7/2020 12:00 AM9/7/2020 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/TaxProfessionals/2020-09-07-My-Tax-Account-Wisconsin-Telefile-and-Wis-e-File-system-file-outage-all-day.ics1965
My Tax Account, Wisconsin Telefile and Wis e-File system file outage all day
9/8/2020 12:00 AM9/8/2020 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/TaxProfessionals/2020-09-08-My-Tax-Account-Wisconsin-Telefile-and-Wis-e-File-system-file-outage-all-day.ics1966
State Holiday - Offices Closed
11/26/2020 12:00 AM11/26/2020 11:59 PMYes1860
State Holiday - Offices Closed
12/24/2020 12:00 AM12/24/2020 11:59 PMYes1861
State Holiday - Offices Closed
12/25/2020 12:00 AM12/25/2020 11:59 PMYes1862
State Holiday - Offices Closed
12/31/2020 12:00 AM12/31/2020 11:59 PMYes1863
State Holiday - Offices Closed
1/1/2021 12:00 AM1/1/2021 11:59 PMYes1864