Businesses Calendar

Date
  
Title
  
Description
Start Date
  
End Time
  
Location
  
All Day Event
  
  
ICS Download File
  
ID
  
Title
  
  
2/17/2025 12:00 AM2/17/2025 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/Businesses/2025-02-17-WT-6-deposit-report-due-semi-monthly.ics3057WT-6 deposit report due - semi-monthly
  
2/17/2025 12:00 AM2/17/2025 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/Businesses/2025-02-17-Cigarette-tobacco-products-return-due-monthly.ics3058Cigarette-tobacco products return due - monthly
  
2/17/2025 12:00 AM2/17/2025 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/Businesses/2025-02-17-Liquor-beer-return-due-monthly.ics3059Liquor-beer return due - monthly
  
2/17/2025 12:00 AM2/17/2025 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/Businesses/2025-02-17-Supplier-shipper-transporter-fuel-tax-payment-due-monthly.ics3060Supplier, shipper, transporter fuel tax payment due - monthly
  
2/20/2025 12:00 AM2/20/2025 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/Businesses/2025-02-17-Supplier-shipper-transporter-fuel-tax-payment-due-monthly.ics3061Blenders fuel tax return due - intermittent monthly
  
2/20/2025 12:00 AM2/20/2025 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/Businesses/2025-02-20-Sales-and-use-tax-return-due-early-monthly.ics3062Sales and use tax return due - early monthly
  
2/20/2025 12:00 AM2/20/2025 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/Businesses/2025-02-20-Aviation-fuel-tax-return-due-monthly.ics3063Aviation fuel tax return due - monthly
  
2/28/2025 12:00 AM2/28/2025 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/Businesses/2025-02-28-Sales-and-use-tax-return-due-monthly.ics3064Sales and use tax return due - monthly
  
2/28/2025 12:00 AM2/28/2025 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/Businesses/2025-02-08-WT-6-deposit-report-due-semi-monthly-and-monthly.ics3065WT-6 deposit report due - semi-monthly and monthly
  
2/28/2025 12:00 AM2/28/2025 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/Businesses/2025-02-28-Local-expo-tax-return-due-monthly.ics3066Local expo tax return due - monthly
  
2/28/2025 12:00 AM2/28/2025 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/Businesses/2025-02-28-Premier-resort-tax-return-due-monthly.ics3067Premier resort tax return due - monthly
  
2/28/2025 12:00 AM2/28/2025 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/Businesses/2025-02-28-PW-2-due-(Estates-and-trusts).ics3068PW-2 due (Estates and trusts)
  
2/28/2025 12:00 AM2/28/2025 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/Businesses/2025-02-28-911-fee-due-monthly.ics3069911 fee due - monthly
  
2/28/2025 12:00 AM2/28/2025 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/Businesses/2025-02-28-Alternate-fuel-terminal-operator-return-due-monthly.ics3070Alternate fuel, terminal operator return due - monthly
  
2/28/2025 12:00 AM2/28/2025 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/Businesses/2025-02-28-Supplier-shipper-transporter-fuel-tax-return-due-monthly.ics3071Supplier, shipper, transporter fuel tax return due - monthly
  
3/2/2025 12:00 AM3/2/2025 11:59 PMYes3074Wisconsin e-File, Wisconsin Telefile and My Tax Account file outage 5am-noon
  
3/17/2025 12:00 AM3/17/2025 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/Businesses/2025-03-17-WT-6-deposit-report-due-semi-monthly.ics3075WT-6 deposit report due - semi-monthly
  
3/17/2025 12:00 AM3/17/2025 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/Businesses/2025-03-17-PW-ES-1st-pass-through-withholding-estimated-payment-due.ics3076PW-ES 1st pass-through withholding estimated payment due
  
3/17/2025 12:00 AM3/17/2025 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/Businesses/2025-03-17-PW-1-due-(Partnerships-and-S-Corps).ics3077PW-1 due (Partnerships and S Corps)
  
3/17/2025 12:00 AM3/17/2025 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/Businesses/2025-03-17-Partnership-tax-return-due.ics3078Partnership tax return due
  
3/17/2025 12:00 AM3/17/2025 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/Businesses/2025-03-17-S-Corporation-tax-return-due.ics3079S Corporation tax return due
  
3/17/2025 12:00 AM3/17/2025 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/Businesses/2025-03-17-Cigarette-tobacco-products-return-due-monthly.ics3080Cigarette-tobacco products return due - monthly
  
3/17/2025 12:00 AM3/17/2025 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/Businesses/2025-03-17-Liquor-beer-return-due-monthly.ics3081Liquor-beer return due - monthly
  
3/17/2025 12:00 AM3/17/2025 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/Businesses/2025-03-17-Supplier-shipper-transporter-fuel-tax-payment-due-monthly.ics3082Supplier, shipper, transporter fuel tax payment due - monthly
  
3/17/2025 12:00 AM3/17/2025 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/Businesses/2025-03-17-Blenders-fuel-tax-return-due-intermittent-monthly.ics3083Blenders fuel tax return due - intermittent monthly
  
3/20/2025 12:00 AM3/20/2025 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/Businesses/2025-03-20-Sales-and-use-tax-return-due-early-monthly.ics3084Sales and use tax return due - early monthly
  
3/20/2025 12:00 AM3/20/2025 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/Businesses/2025-03-20-Aviation-fuel-tax-return-due-monthly.ics3085Aviation fuel tax return due - monthly
  
3/30/2025 12:00 AM3/30/2025 11:59 PMYes3086Wisconsin e-File, Wisconsin Telefile and My Tax Account file outage 5am-noon
  
3/31/2025 12:00 AM3/31/2025 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/Businesses/2025-03-31-Sales-and-use-tax-return-due-monthly.ics3087Sales and use tax return due - monthly
  
3/31/2025 12:00 AM3/31/2025 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/Businesses/2025-03-31-WT-6-deposit-report-due-semi-monthly-and-monthly.ics3088WT-6 deposit report due - semi-monthly and monthly
  
3/31/2025 12:00 AM3/31/2025 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/Businesses/2025-03-31-Local-expo-tax-return-due-monthly.ics3089Local expo tax return due - monthly
  
3/31/2025 12:00 AM3/31/2025 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/Businesses/2025-03-31-Premier-resort-tax-return-due-monthly.ics3090Premier resort tax return due - monthly
  
3/31/2025 12:00 AM3/31/2025 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/Businesses/2025-03-31-911-fee-due-monthly.ics3091911 fee due - monthly
  
3/31/2025 12:00 AM3/31/2025 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/Businesses/2025-03-31-Alternate-fuel-terminal-operator-return-due-monthly.ics3092Alternate fuel, terminal operator return due - monthly
  
4/15/2025 12:00 AM4/15/2025 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/Businesses/2025-04-15-WT-6-deposit-report-due-semi-monthly.ics3093WT-6 deposit report due - semi-monthly
  
4/15/2025 12:00 AM4/15/2025 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/Businesses/2025-04-15-Cigarette-tobacco-products-return-due-monthly-quarterly.ics3094Cigarette-tobacco products return due - monthly, quarterly
  
4/15/2025 12:00 AM4/15/2025 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/Businesses/2025-04-15-Liquor-beer-return-due-monthly.ics3095Liquor-beer return due - monthly
  
4/15/2025 12:00 AM4/15/2025 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/Businesses/2025-04-15-Supplier-shipper-transporter-fuel-tax payment-due-monthly.ics3096Supplier, shipper, transporter fuel tax payment due - monthly
  
4/15/2025 12:00 AM4/15/2025 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/Businesses/2025-04-15-Blenders-fuel-tax-return-due-intermittent-monthly.ics3097Blenders fuel tax return due - intermittent monthly
  
4/15/2025 12:00 AM4/15/2025 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/Businesses/2025-04-15-Wine-direct-shippers-return-due-quarterly.ics3098Wine direct shippers return due - quarterly
  
4/15/2025 12:00 AM4/15/2025 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/Businesses/2025-04-15-Exempt-employees-trust-IRA-MSA-fiduciary-income-tax-return-due.ics3099Exempt employees trust, IRA, MSA fiduciary income tax return due
  
4/15/2025 12:00 AM4/15/2025 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/Businesses/2025-04-15-Corporation-franchise-or-income-tax-return-due-(Non-combined-and-combined).ics3100Corporation franchise or income tax return due (Non-combined and combined)
  
4/15/2025 12:00 AM4/15/2025 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/Businesses/2025-04-15-Fiduciary-income-tax-returns-due.ics3101Fiduciary income tax returns due
  
4/15/2025 12:00 AM4/15/2025 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/Businesses/2025-04-15-1CNP-composite-return-for-nonresident-partners-due.ics31021CNP composite return for nonresident partners due
  
4/15/2025 12:00 AM4/15/2025 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/Businesses/2025-04-15-1CNS-composite-return-for-nonresident-shareholder-due.ics31041CNS composite return for nonresident shareholder due
  
4/15/2025 12:00 AM4/15/2025 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/Businesses/2025-04-15-1CNS-composite-return-for-nonresident-shareholder-due.ics3105PW-1 due (Estates and trusts)
  
4/15/2025 12:00 AM4/15/2025 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/Businesses/2025-04-15-Corp-ES-Corporation-1st-quarter-estimated-tax-payment-due.ics3106Corp-ES Corporation 1st quarter estimated tax payment due
  
4/21/2025 12:00 AM4/21/2025 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/Businesses/2025-04-21-Sales-and-use-tax-return-due-early-monthly.ics3107Sales and use tax return due - early monthly
  
4/21/2025 12:00 AM4/21/2025 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/Businesses/2025-04-21-Aviation-fuel-tax-return-due-monthly-quarterly.ics3108Aviation fuel tax return due - monthly, quarterly
  
4/25/2025 12:00 AM4/25/2025 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/Businesses/2025-04-25-1st-quarter-dry-cleaning-fee-returns-due.ics31091st quarter dry cleaning fee returns due
  
4/27/2025 12:00 AM4/27/2025 11:59 PMYes3110My Tax Account, Wisconsin Telefile and Wis e-File system file outage 5am - Noon
  
4/30/2025 12:00 AM4/30/2025 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/Businesses/2025-04-30-Sales-and-use-tax-return-due-monthly-and-quarterly.ics3111Sales and use tax return due - monthly and quarterly
  
4/30/2025 12:00 AM4/30/2025 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/Businesses/2025-04-30-WT-6-deposit-report-due-semi-monthly-monthly-and-quarterly.ics3112WT-6 deposit report due - semi-monthly, monthly and quarterly
  
4/30/2025 12:00 AM4/30/2025 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/Businesses/2025-04-30-Local-expo-tax-return-due-monthly-and-quarterly.ics3113Local expo tax return due - monthly and quarterly
  
4/30/2025 12:00 AM4/30/2025 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/Businesses/2025-04-30-Premier-resort-tax-return-due-monthly-and-quarterly.ics3114Premier resort tax return due - monthly and quarterly
  
4/30/2025 12:00 AM4/30/2025 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/Businesses/2025-04-30-911-fee-due-monthly.ics3115911 fee due - monthly
  
4/30/2025 12:00 AM4/30/2025 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/Businesses/2025-04-30-Rental-vehicle-tax-return-due-quarterly.ics3116Rental vehicle tax return due - quarterly
  
4/30/2025 12:00 AM4/30/2025 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/Businesses/2025-04-30-Alternate-fuel-terminal-operator-return-due-monthly-quarterly.ics3117Alternate fuel, terminal operator return due - monthly, quarterly
  
4/30/2025 12:00 AM4/30/2025 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/Businesses/2025-04-30-Supplier-shipper-transporter-fuel-tax-return-due-monthly.ics3118Supplier, shipper, transporter fuel tax return due - monthly
  
5/15/2025 12:00 AM5/15/2025 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/Businesses/2025-05-15-Exempt-corporation-franchise-or income-tax-return-due.ics3119Exempt corporation franchise or income tax return due
  
5/15/2025 12:00 AM5/15/2025 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/Businesses/2025-05-15-Exempt-non-employees-trust-IRA-MSA-fiduciary-income-tax-return-due.ics3120Exempt non-employees trust, IRA, MSA fiduciary income tax return due
  
5/15/2025 12:00 AM5/15/2025 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/Businesses/2025-05-15-Cigarette-tobacco-products-return-due-monthly.ics3121Cigarette-tobacco products return due - monthly
  
5/15/2025 12:00 AM5/15/2025 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/Businesses/2025-05-15-Liquor-beer-return-due-monthly.ics3122Liquor-beer return due - monthly
  
5/15/2025 12:00 AM5/15/2025 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/Businesses/2025-05-15-Supplier-shipper-transporter-fuel-tax-payment-due-monthly.ics3123Supplier, shipper, transporter fuel tax payment due - monthly
  
5/15/2025 12:00 AM5/15/2025 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/Businesses/2025-05-15-Blenders-fuel-tax-return-due-intermittent-monthly.ics3124Blenders fuel tax return due - intermittent monthly
  
5/20/2025 12:00 AM5/20/2025 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/Businesses/2025-05-20-Sales-and-use-tax-return-due-early-monthly.ics3125Sales and use tax return due - early monthly
  
5/20/2025 12:00 AM5/20/2025 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/Businesses/2025-05-20-Aviation-fuel-tax-return-due-monthly.ics3126Aviation fuel tax return due - monthly
  
5/26/2025 12:00 AM5/26/2025 11:59 PMYes3127State of Wisconsin holiday - Revenue offices closed
  
6/2/2025 12:00 AM6/2/2025 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/Businesses/2025-06-02-Sales-and-use-tax-return-due-monthly.ics3128Sales and use tax return due - monthly
  
6/2/2025 12:00 AM6/2/2025 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/Businesses/2025-06-02-WT-6-deposit-report-due-semi-monthly-and-monthly.ics3129WT-6 deposit report due - semi-monthly and monthly
  
6/2/2025 12:00 AM6/2/2025 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/Businesses/2025-06-02-Local-expo-tax-return-due-monthly.ics3130Local expo tax return due - monthly
  
6/2/2025 12:00 AM6/2/2025 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/Businesses/2025-06-02-Premier-resort-tax-return-due-monthly.ics3131Premier resort tax return due - monthly
  
6/2/2025 12:00 AM6/2/2025 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/Businesses/2025-06-02-911-fee-due-monthly.ics3132911 fee due - monthly
  
6/2/2025 12:00 AM6/2/2025 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/Businesses/2025-06-02-Alternate-fuel-terminal-operator-return-due-monthly.ics3133Alternate fuel, terminal operator return due - monthly
  
6/2/2025 12:00 AM6/2/2025 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/Businesses/2025-06-02-Supplier-shipper-transporter-fuel-tax-return-due-monthly.ics3134Supplier, shipper, transporter fuel tax return due - monthly
  
6/8/2025 12:00 AM6/8/2025 11:59 PMYes3135Wisconsin e-File, Wisconsin Telefile and My Tax Account file outage 5am-noon
  
6/16/2025 12:00 AM6/16/2025 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/Businesses/2025-06-16-WT-6-deposit-report-due-semi-monthly.ics3137WT-6 deposit report due - semi-monthly
  
6/16/2025 12:00 AM6/16/2025 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/Businesses/2025-06-16-Cigarette-tobacco-products-return-due-monthly.ics3138Cigarette-tobacco products return due - monthly
  
6/16/2025 12:00 AM6/16/2025 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/Businesses/2025-06-16-Liquor-beer-return-due-monthly.ics3139Liquor-beer return due - monthly
  
6/16/2025 12:00 AM6/16/2025 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/Businesses/2025-06-16-Supplier-shipper-transporter-fuel-tax-payment-due-monthly.ics3140Supplier, shipper, transporter fuel tax payment due - monthly
  
6/16/2025 12:00 AM6/16/2025 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/Businesses/2025-06-16-Blenders-fuel-tax-return-due-intermittent-monthly.ics3141Blenders fuel tax return due - intermittent monthly
  
6/16/2025 12:00 AM6/16/2025 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/Businesses/2025-06-16-Corp-ES-2nd-corporation-estimated-payment-due.ics3142Corp-ES 2nd corporation estimated payment due
  
6/16/2025 12:00 AM6/16/2025 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/Businesses/2025-06-16-PW-ES-2nd-pass-through-withholding-estimated-payment-due.ics3143PW-ES 2nd pass-through withholding estimated payment due
  
6/20/2025 12:00 AM6/20/2025 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/Businesses/2025-06-20-Sales-and-use-tax-return-due-early-monthly.ics3144Sales and use tax return due - early monthly
  
6/20/2025 12:00 AM6/20/2025 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/Businesses/2025-06-20-Aviation-fuel-tax-return-due-monthly.ics3145Aviation fuel tax return due - monthly
  
6/29/2025 12:00 AM6/29/2025 11:59 PMYes3136Wisconsin e-File, Wisconsin Telefile and My Tax Account file outage 5am-noon
  
6/30/2025 12:00 AM6/30/2025 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/Businesses/2025-06-30-Sales-and-use-tax-return-due-monthly.ics3146Sales and use tax return due - monthly
  
6/30/2025 12:00 AM6/30/2025 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/Businesses/2025-06-30-WT-6-deposit-report-due-semi-monthly-and-monthly.ics3147WT-6 deposit report due - semi-monthly and monthly
  
6/30/2025 12:00 AM6/30/2025 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/Businesses/2025-06-30-Local-expo-tax-return-due-monthly.ics3148Local expo tax return due - monthly
  
6/30/2025 12:00 AM6/30/2025 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/Businesses/2025-06-30-Premier-resort-tax-return-due-monthly.ics3149Premier resort tax return due - monthly
  
6/30/2025 12:00 AM6/30/2025 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/Businesses/2025-06-30-911-fee-due-monthly.ics3150911 fee due - monthly
  
6/30/2025 12:00 AM6/30/2025 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/Businesses/2025-06-30-Alternate-fuel-terminal-operator-return-due-monthly.ics3151Alternate fuel, terminal operator return due - monthly
  
6/30/2025 12:00 AM6/30/2025 11:59 PMYeshttps://www.revenue.wi.gov/EventDownloads/Businesses/2025-06-30-Supplier-shipper-transporter-fuel-tax-return-due-monthly.ics3152Supplier, shipper, transporter fuel tax return due - monthly