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2/20/2019 12:00 AM2/20/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-02-20-blenders-fuel-tax-return-due-intermittent-monthly.ics1663Blenders fuel tax return due - intermittent monthly
  
2/20/2019 12:00 AM2/20/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-02-20-Sales-and-Use-tax-return-due-early-monthly.ics1664Sales and use tax return due - early monthly
  
2/20/2019 12:00 AM2/20/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-02-20-aviation-fuel-tax-return-due-monthly.ics1665Aviation fuel tax return due - monthly
  
2/28/2019 12:00 AM2/28/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-02-28-Sales-and-Use-tax-return-due-monthly.ics1666Sales and use tax return due - monthly
  
2/28/2019 12:00 AM2/28/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-02-28-WT-6-deposit-report-due-semimonthly-monthly.ics1667WT-6 deposit report due - semi-monthly and monthly
  
2/28/2019 12:00 AM2/28/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-02-28-Local-expo-tax-return-due-monthly.ics1668Local expo tax return due - monthly
  
2/28/2019 12:00 AM2/28/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-02-28-Premier-resort-tax-return-due-monthly.ics1669Premier resort tax return due - monthly
  
2/28/2019 12:00 AM2/28/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-02-29-PW-2-due-estates-and-trusts.ics1670PW-2 due (Estates and trusts)
  
2/28/2019 12:00 AM2/28/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-02-28-Police-and-fire-protection-fee-due-monthly.ics1671Police and fire protection fee due - monthly
  
2/28/2019 12:00 AM2/28/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-02-28-Alternate-fuel-terminal-operator-return-due-monthly.ics1672Alternate fuel, terminal operator return due - monthly
  
2/28/2019 12:00 AM2/28/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-02-28-SupplierShipper-fuel-tax-return-due-monthly.ics1673Supplier, shipper, transporter fuel tax return due - monthly
  
3/3/2019 5:00 AM3/3/2019 12:00 PMhttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-03-03-Winpas-Outage.ics1611My Tax Account,  Wisconsin Telefile and Wis e-File system file outage
  
3/15/2019 12:00 AM3/15/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-03-15-WT-6-deposit-report-due-semimonthly.ics1674WT-6 deposit report due - semi-monthly
  
3/15/2019 12:00 AM3/15/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-03-15-PW-1-due-Partnerhips-and-S-Corps.ics1675PW-1 due (Partnerships and S Corps)
  
3/15/2019 12:00 AM3/15/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-03-15-Partnerships-tax-return-due.ics1676Partnership tax return due
  
3/15/2019 12:00 AM3/15/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-03-15-S-Corporation-tax-return-due.ics1677S Corporation tax return due
  
3/15/2019 12:00 AM3/15/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-03-15-Cigarette-tobacco-products-return-due-monthly.ics1680Cigarette/tobacco products return due - monthly
  
3/15/2019 12:00 AM3/15/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-03-15-Liquor-beer-return-due-monthly.ics1681Liquor, beer return due - monthly
  
3/15/2019 12:00 AM3/15/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-03-15-SupplierShipper-fuel-tax-payment-due-monthly.ics1682Supplier, shipper, transporter fuel tax payment due - monthly
  
3/15/2019 12:00 AM3/15/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-03-15-blenders-fuel-tax-return-due-intermittent-monthly.ics1683Blenders fuel tax return due - intermittent monthly
  
3/20/2019 12:00 AM3/20/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-03-20-Sales-and-Use-tax-return-due-early-monthly.ics1684Sales and use tax return due - early monthly
  
3/20/2019 12:00 AM3/20/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-03-20-aviation-fuel-tax-return-due-monthly.ics1685Aviation fuel tax return due - monthly
  
3/20/2019 8:30 AM3/20/2019 4:00 PMLocation to be determined, Appleton, WIhttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-03-20-AGC-Contractor-SU-Seminar.ics1631Contractor Sales and Use Tax Seminars hosted by AGC of Wisconsin
  
3/27/2019 8:30 AM3/27/2019 4:00 PMAGC of Wisconsin Inc, 4814 E Broadway, Madison, WI  53716https://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-03-27-AGC-Contractor-SU-Seminar.ics1632Contractor Sales and Use Tax Seminars hosted by AGC of Wisconsin
  
4/1/2019 12:00 AM4/1/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-04-01-Sales-and-Use-tax-return-due-monthly.ics1686Sales and use tax return due - monthly
  
4/1/2019 12:00 AM4/1/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-04-01-WT-6-deposit-report-due-semimonthly-and-monthly.ics1687WT-6 deposit report due - semi-monthly and monthly
  
4/1/2019 12:00 AM4/1/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-04-01-Local-expo-tax-return-due-monthly.ics1688Local expo tax return due - monthly
  
4/1/2019 12:00 AM4/1/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-04-01-Premier-resort-tax-return-due-monthly.ics1689Premier resort tax return due - monthly
  
4/1/2019 12:00 AM4/1/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-04-01-Police-and-fire-protection-fee-due-monthly.ics1690Police and fire protection fee due - monthly
  
4/1/2019 12:00 AM4/1/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-04-01-Alternate-fuel-terminal-operator-return-due-monthly.ics1691Alternate fuel, terminal operator return due - monthly
  
4/15/2019 12:00 AM4/15/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-04-15-WT-6-deposit-report-due-semimonthly.ics1692WT-6 deposit report due - semi-monthly
  
4/15/2019 12:00 AM4/15/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-04-15-Cigarette-tobacco-products-return-due-monthly-quarterly.ics1693Cigarette, tobacco products return due - monthly, quarterly
  
4/15/2019 12:00 AM4/15/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-04-15-Liquor-beer-return-due-monthly.ics1694Liquor, beer return due - monthly
  
4/15/2019 12:00 AM4/15/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-04-15-SupplierShipper-fuel-tax-payment-due-monthly.ics1695Supplier,  shipper, transporter fuel tax payment due - monthly
  
4/15/2019 12:00 AM4/15/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-04-15-blenders-fuel-tax-return-due-intermittent-monthly.ics1696Blenders fuel tax return due - intermittent monthly
  
4/15/2019 12:00 AM4/15/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-04-15-wine-direct-shippers-return-due-quarterly.ics1697Wine direct shippers return due - quarterly
  
4/15/2019 12:00 AM4/15/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-04-15-SupplierShipperTransporter-fuel-tax-return-due-monthly.ics1698Supplier, shipper, transporter fuel tax return due - monthly
  
4/15/2019 12:00 AM4/15/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-04-15-exempt-employee-trust-IRA-MSA-fiduciary-tax-return-due.ics1699Exempt employees trust, IRA, MSA fiduciary income tax return due
  
4/15/2019 12:00 AM4/15/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-04-15-Corporation-franchise-income-tax-return-due-non-combined-and-combined.ics1700Corporation franchise or income tax return due (Non-combined and combined)
  
4/15/2019 12:00 AM4/15/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-04-15-Fiduciary-income-tax-returns-due.ics1701Fiduciary income tax returns due
  
4/15/2019 12:00 AM4/15/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-04-15-1CNP-composite-return-nonresident-partners-due.ics17021CNP composite return for nonresident partners due
  
4/15/2019 12:00 AM4/15/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-04-15-1CNS-composite-return-nonresident-shareholder-due.ics17031CNS composite return for nonresident shareholder due
  
4/15/2019 12:00 AM4/15/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-04-15-PW-1-due-estates-and-trusts.ics1704PW-1 due (Estates and trusts)
  
4/15/2019 12:00 AM4/15/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-04-15-Corp-ES-1st-quarter-estimated-payment-due.ics1705Corp-ES Corporation 1st quarter estimated tax payment due
  
4/22/2019 12:00 AM4/22/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-04-22-Sales-and-Use-tax-return-due-monthly.ics1706Sales and use tax return due - early monthly
  
4/22/2019 12:00 AM4/22/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-04-22-aviation-fuel-tax-return-due-monthly-quarterly.ics1707Aviation fuel tax return due - monthly, quarterly
  
4/25/2019 12:00 AM4/25/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-04-25-1st-quarter-dry-cleaning-fee-return-due.ics17081st quarter dry cleaning fee returns due
  
4/30/2019 12:00 AM4/30/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-04-30-Sales-and-Use-tax-return-due-monthly-quarterly.ics1709Sales and use tax return due - monthly and quarterly
  
4/30/2019 12:00 AM4/30/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-04-30-WT-6-deposit-report-due-semimonthly-monthly-quarterly.ics1710WT-6 deposit report due - semi-monthly, monthly and quarterly
  
4/30/2019 12:00 AM4/30/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-04-30-Local-expo-tax-return-due-monthly-quarterly.ics1711Local expo tax return due - monthly and quarterly
  
4/30/2019 12:00 AM4/30/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-04-30-Premier-resort-tax-return-due-monthly-quarterly.ics1712Premier resort tax return due - monthly and quarterly
  
4/30/2019 12:00 AM4/30/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-04-30-Police-and-fire-protection-fee-due-monthly.ics1713Police and fire protection fee due - monthly
  
4/30/2019 12:00 AM4/30/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-04-30-Rental-vehicle-tax-return-due-quarterly.ics1714Rental vehicle tax return due - quarterly
  
4/30/2019 12:00 AM4/30/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-04-30-Alternate-fuel-terminal-operator-return-due-monthly-quarterly.ics1715Alternate fuel, terminal operator return due - monthly, quarterly
  
4/30/2019 12:00 AM4/30/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-04-30-SupplierShipperTransporter-fuel-tax-return-due-monthly.ics1716Supplier, shipper, transporter fuel tax return due - monthly
  
5/5/2019 5:00 AM5/5/2019 12:00 PMhttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-05-05-Winpas-Outage.ics1612My Tax Account,  Wisconsin Telefile and Wis e-File system file outage
  
5/15/2019 12:00 AM5/15/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-05-15-WT-6-deposit-report-due-semimonthly.ics1717WT-6 deposit report due - semi-monthly
  
5/15/2019 12:00 AM5/15/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-05-15-exempt-corporation-franchise-or%20income-tax-return-due.ics1718Exempt corporation franchise or income tax return due
  
5/15/2019 12:00 AM5/15/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-05-15-exempt-non-employee-trust-IRA-MSA-fiduciary-tax-return-due.ics1719Exempt non-employees trust, IRA, MSA fiduciary income tax return due
  
5/15/2019 12:00 AM5/15/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-05-15-Cigarette-tobacco-products-return-due-monthly.ics1720Cigarette, tobacco products return due - monthly
  
5/15/2019 12:00 AM5/15/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-05-15-Liquor-beer-return-due-monthly.ics1721Liquor/beer return due - monthly
  
5/15/2019 12:00 AM5/15/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-05-15-SupplierShipper-fuel-tax-payment-due-monthly.ics1722Supplier, shipper, transporter fuel tax payment due - monthly
  
5/15/2019 12:00 AM5/15/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-05-15-blenders-fuel-tax-return-due-intermittent-monthly.ics1723Blenders fuel tax return due - intermittent monthly
  
5/20/2019 12:00 AM5/20/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-05-20-Sales-and-Use-tax-return-due-early-monthly.ics1724Sales and use tax return due - early monthly
  
5/20/2019 12:00 AM5/20/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-05-20-aviation-fuel-tax-return-due-monthly.ics1725Aviation fuel tax return due - monthly
  
5/27/2019 12:00 AM5/27/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-05-27-State-Offices-Closed.ics1622State Holiday - Offices Closed
  
5/31/2019 12:00 AM5/31/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-05-31-Sales-and-Use-tax-return-due-monthly.ics1726Sales and use tax return due - monthly
  
5/31/2019 12:00 AM5/31/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-05-31-Ambulatory-surgical-center-assessment-due.ics1727Ambulatory surgical center assessment due
  
5/31/2019 12:00 AM5/31/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-05-31-WT-6-deposit-report-due-semimonthly-and-monthly.ics1728WT-6 deposit report due - semi-monthly and monthly
  
5/31/2019 12:00 AM5/31/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-05-31-Local-expo-tax-return-due-monthly.ics1729Local expo tax return due - monthly
  
5/31/2019 12:00 AM5/31/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-05-31-Premier-resort-tax-return-due-monthly.ics1730Premier resort tax return due - monthly
  
5/31/2019 12:00 AM5/31/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-05-31-Police-and-fire-protection-fee-due-monthly.ics1731Police and fire protection fee due - monthly
  
5/31/2019 12:00 AM5/31/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-05-31-Alternate-fuel-terminal-operator-return-due-monthly.ics1732Alternate fuel, terminal operator return due - monthly
  
5/31/2019 12:00 AM5/31/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-05-31-SupplierShipperTransporter-fuel-tax-return-due-monthly.ics1733Supplier, shipper, transporter fuel tax return due - monthly
  
6/17/2019 12:00 AM6/17/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-06-17-WT-6-deposit-report-due-semimonthly.ics1734WT-6 deposit report due - semi-monthly
  
6/17/2019 12:00 AM6/17/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-06-17-Cigarette-tobacco-products-return-due-monthly.ics1735Cigarette, tobacco products return due - monthly
  
6/17/2019 12:00 AM6/17/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-06-17-Liquor-beer-return-due-monthly.ics1736Liquor, beer return due - monthly
  
6/17/2019 12:00 AM6/17/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-06-17-SupplierShipper-fuel-tax-payment-due-monthly.ics1737Supplier, shipper, transporter fuel tax payment due - monthly
  
6/17/2019 12:00 AM6/17/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-06-17-blenders-fuel-tax-return-due-intermittent-monthly.ics1738Blenders fuel tax return due - intermittent monthly
  
6/17/2019 12:00 AM6/17/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-06-17-Corp-ES-2nd-estimated-payment-due.ics1739Corp-ES 2nd corporation estimated payment due
  
6/17/2019 12:00 AM6/17/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-06-17-PW-ES-2nd-pass-through-withholding-estimated-payment-due.ics1740PW-ES 2nd pass-through withholding estimated payment due
  
6/20/2019 12:00 AM6/20/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-06-20-Sales-and-Use-tax-return-due-early-monthly.ics1742Sales and use tax return due - early monthly
  
6/20/2019 12:00 AM6/20/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-06-20-aviation-fuel-tax-return-due-monthly.ics1743Aviation fuel tax return due - monthly
  
6/22/2019 12:00 AM6/22/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-06-22-MTA-WI-Telefile-WI-E-file-system-file-outage.ics1613My Tax Account,  Wisconsin Telefile and Wis e-File system file outage
  
6/23/2019 12:00 AM6/23/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-06-23-MTA-WI-Telefile-WI-E-file-system-file-outage.ics1614My Tax Account,  Wisconsin Telefile and Wis e-File system file outage
  
7/1/2019 12:00 AM7/1/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-07-01-Sales-and-Use-tax-return-due-monthly.ics1744Sales and use tax return due - monthly
  
7/1/2019 12:00 AM7/1/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-07-01-WT-6-deposit-report-due-semimonthly-and-monthly.ics1745WT-6 deposit report due - semi-monthly and monthly
  
7/1/2019 12:00 AM7/1/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-07-01-Local-expo-tax-return-due-monthly.ics1746Local expo tax return due - monthly
  
7/1/2019 12:00 AM7/1/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-07-01-Premier-resort-tax-return-due-monthly.ics1747Premier resort tax return due - monthly
  
7/1/2019 12:00 AM7/1/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-07-01-Police-and-fire-protection-fee-due-monthly.ics1748Police and fire protection fee due - monthly
  
7/1/2019 12:00 AM7/1/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-07-01-Alternate-fuel-terminal-operator-return-due-monthly.ics1749Alternate fuel, terminal operator return due - monthly
  
7/1/2019 12:00 AM7/1/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-07-01-SupplierShipperTransporter-fuel-tax-return-due-monthly.ics1750Supplier, shipper, transporter fuel tax return due - monthly
  
7/4/2019 12:00 AM7/4/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-07-04-State-Offices-Closed.ics1623State Holiday - Offices Closed
  
7/7/2019 5:00 AM7/7/2019 12:00 PMhttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-07-07-Winpas-Outage.ics1615My Tax Account,  Wisconsin Telefile and Wis e-File system file outage
  
7/15/2019 12:00 AM7/15/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-07-15-WT-6-deposit-report-due-semimonthly.ics1751WT-6 deposit report due - semi-monthly
  
7/15/2019 12:00 AM7/15/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-07-15-Cigarette-tobacco-products-return-due-monthly-quarterly.ics1752Cigarette, tobacco products return due - monthly, quarterly
  
7/15/2019 12:00 AM7/15/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-07-15-Liquor-beer-return-due-monthly.ics1753Liquor/beer return due - monthly
  
7/15/2019 12:00 AM7/15/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-07-15-SupplierShipper-fuel-tax-payment-due-monthly.ics1754Supplier, shipper, transporter fuel tax payment due - monthly
  
7/15/2019 12:00 AM7/15/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-07-15-blenders-fuel-tax-return-due-intermittent-monthly.ics1755Blenders fuel tax return due - intermittent monthly
  
7/15/2019 12:00 AM7/15/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-07-15-wine-direct-shippers-return-due-quarterly.ics1756Wine direct shippers return due - quarterly
  
7/22/2019 12:00 AM7/22/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-07-22-Sales-and-Use-tax-return-due-early-monthly.ics1757Sales and use tax return due - early monthly
  
7/22/2019 12:00 AM7/22/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-07-22-aviation-fuel-tax-return-due-monthly-quarterly.ics1758Aviation fuel tax return due - monthly, quarterly
  
7/25/2019 12:00 AM7/25/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-07-25-2nd-quarter-dry-cleaning-fee-returns-due.ics17592nd quarter dry cleaning fee returns due
  
7/31/2019 12:00 AM7/31/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-07-31-Sales-and-Use-tax-return-due-monthly-quarterly.ics1760Sales and use tax return due - monthly and quarterly
  
7/31/2019 12:00 AM7/31/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-07-31-WT-6-deposit-report-due-semimonthly-monthly-quarterly.ics1761WT-6 deposit report due - semi-monthly, monthly and quarterly
  
7/31/2019 12:00 AM7/31/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-07-31-Local-expo-tax-return-due-monthly-quarterly.ics1762Local expo tax return due - monthly and quarterly
  
7/31/2019 12:00 AM7/31/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-07-31-Premier-resort-tax-return-due-monthly-quarterly.ics1763Premier resort tax return due - monthly and quarterly
  
7/31/2019 12:00 AM7/31/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-07-31-Police-and-fire-protection-fee-due-monthly.ics1764Police and fire protection fee due - monthly
  
7/31/2019 12:00 AM7/31/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-07-31-Rental-vehicle-tax-return-due-quarterly.ics1765Rental vehicle tax return due - quarterly
  
7/31/2019 12:00 AM7/31/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-07-31-Alternate-fuel-terminal-operator-return-due-monthly-quarterly.ics1766Alternate fuel, terminal operator return due - monthly, quarterly
  
7/31/2019 12:00 AM7/31/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-07-31-SupplierShipperTransporter-fuel-tax-return-due-monthly.ics1767Supplier, shipper, transporter fuel tax return due - monthly
  
8/4/2019 5:00 AM8/4/2019 12:00 PMhttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-08-04-Winpas-Outage.ics1616My Tax Account,  Wisconsin Telefile and Wis e-File system file outage
  
8/15/2019 12:00 AM8/15/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-08-15-WT-6-deposit-report-due-semimonthly.ics1768WT-6 deposit report due - semi-monthly
  
8/15/2019 12:00 AM8/15/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-08-15-Cigarette-tobacco-products-return-due-monthly.ics1769Cigarette, tobacco products return due - monthly
  
8/15/2019 12:00 AM8/15/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-08-15-Liquor-beer-return-due-monthly.ics1770Liquor, beer return due - monthly
  
8/15/2019 12:00 AM8/15/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-08-15-SupplierShipper-fuel-tax-payment-due-monthly.ics1771Supplier, shipper, transporter fuel tax payment due - monthly
  
8/15/2019 12:00 AM8/15/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-08-15-blenders-fuel-tax-return-due-intermittent-monthly.ics1772Blenders fuel tax return due - intermittent monthly
  
8/20/2019 12:00 AM8/20/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-08-20-Sales-and-Use-tax-return-due-early-monthly.ics1773Sales and use tax return due - early monthly
  
8/20/2019 12:00 AM8/20/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-08-20-aviation-fuel-tax-return-due-monthly.ics1774Aviation fuel tax return due - monthly
  
9/2/2019 12:00 AM9/2/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-09-02-State-Offices-Closed.ics1624State Holiday - Offices Closed
  
9/3/2019 12:00 AM9/3/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-09-03-Sales-and-Use-tax-return-due-monthly.ics1775Sales and use tax return due - monthly
  
9/3/2019 12:00 AM9/3/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-09-03-WT-6-deposit-report-due-semimonthly-and-monthly.ics1776WT-6 deposit report due - semi-monthly, monthly
  
9/3/2019 12:00 AM9/3/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-09-03-Local-expo-tax-return-due-monthly.ics1777Local expo tax return due - monthly
  
9/3/2019 12:00 AM9/3/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-09-03-Premier-resort-tax-return-due-monthly.ics1778Premier resort tax return due - monthly
  
9/3/2019 12:00 AM9/3/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-09-03-Police-and-fire-protection-fee-due-monthly.ics1779Police and fire protection fee due - monthly
  
9/3/2019 12:00 AM9/3/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-09-03-Alternate-fuel-terminal-operator-return-due-monthly.ics1780Alternate fuel, terminal operator return due - monthly
  
9/3/2019 12:00 AM9/3/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-09-03-SupplierShipperTransporter-fuel-tax-return-due-monthly.ics1781Supplier, shipper, transporter fuel tax return due - monthly
  
9/7/2019 12:00 AM9/7/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-09-07-Winpas-Outage.ics1617My Tax Account,  Wisconsin Telefile and Wis e-File system file outage
  
9/8/2019 12:00 AM9/8/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-09-08-Winpas-Outage.ics1618My Tax Account,  Wisconsin Telefile and Wis e-File system file outage
  
9/16/2019 12:00 AM9/16/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-09-16-WT-6-deposit-report-due-semimonthly.ics1782WT-6 deposit report due - semi-monthly
  
9/16/2019 12:00 AM9/16/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-09-16-Cigarette-tobacco-products-return-due-monthly.ics1783Cigarette, tobacco products return due - monthly
  
9/16/2019 12:00 AM9/16/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-09-16-Liquor-beer-return-due-monthly.ics1784Liquor, beer return due - monthly
  
9/16/2019 12:00 AM9/16/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-09-16-SupplierShipper-fuel-tax-payment-due-monthly.ics1785Supplier, shipper, transporter fuel tax payment due - monthly
  
9/16/2019 12:00 AM9/16/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-09-16-blenders-fuel-tax-return-due-intermittent-monthly.ics1786Blenders fuel tax return due - intermittent monthly
  
9/16/2019 12:00 AM9/16/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-09-16-PW-ES-3rd-pass-through-withholding-estimated-payment-due.ics1787PW-ES 3rd pass-through withholding estimated payment due
  
9/16/2019 12:00 AM9/16/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-09-16-Partnership-tax-return-extension-deadline.ics1788Partnership tax return extension deadline
  
9/16/2019 12:00 AM9/16/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-09-16-Corp-ES-3rd-estimated-payment-due.ics1789Corp-ES 3rd corporation estimated payment due
  
9/20/2019 12:00 AM9/20/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-09-20-Sales-and-Use-tax-return-due-early-monthly.ics1790Sales and use tax return due - early monthly
  
9/20/2019 12:00 AM9/20/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-09-20-aviation-fuel-tax-return-due-monthly.ics1791Aviation fuel tax return due - monthly
  
9/30/2019 12:00 AM9/30/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-09-30-Sales-and-Use-tax-return-due-monthly.ics1792Sales and use tax return due - monthly
  
9/30/2019 12:00 AM9/30/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-09-30-Fiduciary-tax-return-extension-deadline.ics1793Fiduciary tax return extension deadline
  
9/30/2019 12:00 AM9/30/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-09-30-WT-6-deposit-report-due-semimonthly-and-monthly.ics1794WT-6 deposit report due - semi-monthly and monthly
  
9/30/2019 12:00 AM9/30/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-09-30-Local-expo-tax-return-due-monthly.ics1795Local expo tax return due - monthly
  
9/30/2019 12:00 AM9/30/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-09-30-Premier-resort-tax-return-due-monthly.ics1796Premier resort tax return due - monthly
  
9/30/2019 12:00 AM9/30/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-09-30-Police-and-fire-protection-fee-due-monthly.ics1797Police and fire protection fee due - monthly
  
9/30/2019 12:00 AM9/30/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-09-30-Alternate-fuel-terminal-operator-return-due-monthly.ics1798Alternate fuel, terminal operator return due - monthly
  
9/30/2019 12:00 AM9/30/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-09-30-SupplierShipperTransporter-fuel-tax-return-due-monthly.ics1799Supplier, shipper, transporter fuel tax return due - monthly
  
10/15/2019 12:00 AM10/15/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-10-15-1CNP-extension-deadline.ics18001CNP extension deadline
  
10/15/2019 12:00 AM10/15/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-10-15-1CNS-extension-deadline.ics18011CNS extension deadline
  
10/15/2019 12:00 AM10/15/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-10-15-S-Corporation-tax-return-extension-deadline.ics1802S Corporation tax return extension deadline
  
10/15/2019 12:00 AM10/15/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-10-15-exempt-employee-trust-IRA-MSA-fiduciary-tax-return-extension-deadline.ics1803Exempt employee's trust, ISA, MSA Fiduciary tax return extension deadline
  
10/15/2019 12:00 AM10/15/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-10-15-PW-1-Partnerships-extension-deadline.ics1804PW-1 (Partnerships) extension deadline
  
10/15/2019 12:00 AM10/15/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-10-15-PW-1-S-Corps-extension-deadline.ics1805PW-1 (S Corps) extension deadline
  
10/15/2019 12:00 AM10/15/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-10-15-Cigarette-tobacco-products-return-due-monthly-quarterly.ics1806Cigarette, tobacco products return due - monthly, quarterly
  
10/15/2019 12:00 AM10/15/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-10-15-Liquor-beer-return-due-monthly.ics1807Liquor, beer return due - monthly
  
10/15/2019 12:00 AM10/15/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-10-15-SupplierShipper-fuel-tax-payment-due-monthly.ics1808Supplier/shipper/transporter fuel tax payment due - monthly
  
10/15/2019 12:00 AM10/15/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-10-15-blenders-fuel-tax-return-due-intermittent-monthly.ics1809Blenders fuel tax return due - intermittent monthly
  
10/15/2019 12:00 AM10/15/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-10-15-wine-direct-shippers-return-due-quarterly.ics1810Wine direct shippers return due - quarterly
  
10/21/2019 12:00 AM10/21/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-10-21-Sales-and-Use-tax-return-due-early-monthly.ics1811Sales and use tax return due - early monthly
  
10/21/2019 12:00 AM10/21/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-10-21-aviation-fuel-tax-return-due-monthly-quarterly.ics1812Aviation fuel tax return due - monthly, quarterly
  
10/25/2019 12:00 AM10/25/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-10-25-3rd-quarter-dry-cleaning-fee-returns-due.ics18133rd quarter dry cleaning fee returns due
  
10/27/2019 5:00 AM10/27/2019 12:00 PMhttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-10-27-Winpas-Outage.ics1619My Tax Account,  Wisconsin Telefile and Wis e-File system file outage
  
10/31/2019 12:00 AM10/31/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-10-31-Sales-and-Use-tax-return-due-monthly-quarterly.ics1814Sales and use tax return due - monthly and quarterly
  
10/31/2019 12:00 AM10/31/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-10-31-WT-6-deposit-report-due-semimonthly-monthly-quarterly.ics1815WT-6 deposit report due - semi-monthly, monthly and quarterly
  
10/31/2019 12:00 AM10/31/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-10-31-Local-expo-tax-return-due-monthly-quarterly.ics1816Local expo tax return due - monthly and quarterly
  
10/31/2019 12:00 AM10/31/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-10-31-Premier-resort-tax-return-due-monthly-quarterly.ics1817Premier resort tax return due - monthly and quarterly
  
10/31/2019 12:00 AM10/31/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-10-31-Police-and-fire-protection-fee-due-monthly.ics1818Police and fire protection fee due - monthly
  
10/31/2019 12:00 AM10/31/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-10-31-Rental-vehicle-tax-return-due-quarterly.ics1819Rental vehicle tax return due - quarterly
  
10/31/2019 12:00 AM10/31/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-10-31-Alternate-fuel-terminal-operator-return-due-monthly-quarterly.ics1820Alternate fuel, terminal operator return due - monthly, quarterly
  
10/31/2019 12:00 AM10/31/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-10-31-SupplierShipperTransporter-fuel-tax-return-due-monthly.ics1821Supplier, shipper, transporter fuel tax return due - monthly
  
11/10/2019 5:00 AM11/10/2019 12:00 PMhttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-11-10-Winpas-Outage.ics1620My Tax Account,  Wisconsin Telefile and Wis e-File system file outage
  
11/15/2019 12:00 AM11/15/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-11-15-WT-6-deposit-report-due-semimonthly.ics1822WT-6 deposit report due - semi-monthly
  
11/15/2019 12:00 AM11/15/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-11-15-PW-1-Estates%20and%20trusts-extension-deadline.ics1823PW-1 (Estates and trusts) extension deadline
  
11/15/2019 12:00 AM11/15/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-11-15-Corporation-tax-return-extension-deadline-non-combined-and-combined.ics1824Corporation tax return extension deadline (Non-combined and combined)
  
11/15/2019 12:00 AM11/15/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-11-15-Cigarette-tobacco-products-return-due-monthly.ics1825Cigarette, tobacco products return due - monthly
  
11/15/2019 12:00 AM11/15/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-11-15-Liquor-beer-return-due-monthly.ics1826Liquor, beer return due - monthly
  
11/15/2019 12:00 AM11/15/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-11-15-SupplierShipper-fuel-tax-payment-due-monthly.ics1827Supplier, shipper, transporter fuel tax payment due - monthly
  
11/15/2019 12:00 AM11/15/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-11-15-blenders-fuel-tax-return-due-intermittent-monthly.ics1828Blenders fuel tax return due - intermittent monthly
  
11/20/2019 12:00 AM11/20/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-11-20-Sales-and-Use-tax-return-due-early-monthly.ics1829Sales and use tax return due - early monthly
  
11/20/2019 12:00 AM11/20/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-11-20-aviation-fuel-tax-return-due-monthly.ics1830Aviation fuel tax return due - monthly
  
11/28/2019 12:00 AM11/28/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-11-28-State-Offices-Closed.ics1625State Holiday - Offices Closed
  
12/2/2019 12:00 AM12/2/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-12-02-Sales-and-Use-tax-return-due-monthly.ics1831Sales and use tax return due - monthly
  
12/2/2019 12:00 AM12/2/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-12-02-WT-6-deposit-report-due-semimonthly.ics1832WT-6 deposit report due - semi-monthly, monthly
  
12/2/2019 12:00 AM12/2/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-12-02-Local-expo-tax-return-due-monthly.ics1833Local expo tax return due - monthly
  
12/2/2019 12:00 AM12/2/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-12-02-Premier-resort-tax-return-due-monthly.ics1834Premier resort tax return due - monthly
  
12/2/2019 12:00 AM12/2/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-12-02-Police-and-fire-protection-fee-due-monthly.ics1835Police and fire protection fee due - monthly
  
12/2/2019 12:00 AM12/2/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-12-02-Alternate-fuel-terminal-operator-return-due-monthly.ics1836Alternate fuel, terminal operator return due - monthly
  
12/2/2019 12:00 AM12/2/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-12-02-SupplierShipperTransporter-fuel-tax-return-due-monthly.ics1837Supplier, shipper, transporter fuel tax return due - monthly
  
12/8/2019 5:00 AM12/8/2019 12:00 PMhttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-12-08-Winpas-Outage.ics1621My Tax Account,  Wisconsin Telefile and Wis e-File system file outage
  
12/16/2019 12:00 AM12/16/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-12-16-WT-6-deposit-report-due-semimonthly.ics1838WT-6 deposit report due - semi-monthly
  
12/16/2019 12:00 AM12/16/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-12-16-exempt-corporation-income-tax-return-extension-deadline.ics1839Exempt corporation tax return extension deadline
  
12/16/2019 12:00 AM12/16/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-12-16-exempt-non-employee-trust-IRA-MSA-fiduciary-tax-return-extension-deadline.ics1840Exempt non-employee's trust, IRA, MSA Fiduciary  tax return extension deadline
  
12/16/2019 12:00 AM12/16/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-12-16-Cigarette-tobacco-products-return-due-monthly.ics1841Cigarette, tobacco products return due - monthly
  
12/16/2019 12:00 AM12/16/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-12-16-Liquor-beer-return-due-monthly.ics1842Liquor, beer return due - monthly
  
12/16/2019 12:00 AM12/16/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-12-16-SupplierShipper-fuel-tax-payment-due-monthly.ics1843Supplier, shipper, transporter fuel tax payment due - monthly
  
12/16/2019 12:00 AM12/16/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-12-16-blenders-fuel-tax-return-due-intermittent-monthly.ics1844Blenders fuel tax return due - intermittent monthly
  
12/16/2019 12:00 AM12/16/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-12-16-4th-pass-through-withholding-estimated-payment-due.ics18454th pass-through withholding estimated payment due
  
12/16/2019 12:00 AM12/16/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-12-16-4th-corporation-estimated-payment-due.ics18464th corporation estimated payment due
  
12/20/2019 12:00 AM12/20/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-12-20-Sales-and-Use-tax-return-due-early-monthly.ics1847Sales and use tax return due - early monthly
  
12/20/2019 12:00 AM12/20/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-12-20-aviation-fuel-tax-return-due-monthly.ics1848Aviation fuel tax return due - monthly
  
12/24/2019 12:00 AM12/24/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-12-24-State-Offices-Closed.ics1626State Holiday - Offices Closed
  
12/25/2019 12:00 AM12/25/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-12-25-State-Offices-Closed.ics1627State Holiday - Offices Closed
  
12/31/2019 12:00 AM12/31/2019 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2019-12-31-State-Offices-Closed.ics1628State Holiday - Offices Closed
  
1/1/2020 12:00 AM1/1/2020 11:59 PMYeshttps://revenue-auth-prod.wi.gov/EventDownloads/Businesses/2020-01-01-State-Offices-Closed.ics1629State Holiday - Offices Closed