Due Date Description
01/04/2021 Monthly Motor Fuel Suppliers Report
01/06/2021 Final December 2020 Quarter-Monthly Withholding and Sales Tax Payment
01/12/2021 Quarter-Monthly Withholding and Sales Tax Payment
01/15/2021 Monthly Other Tobacco Products Report
  Monthly Cigarette Tax Credit Account Payment and Report
Form MO-1040ES Due (Individual)
01/20/2021 Monthly Cigarette Tax Cash Account Report
01/21/2021 Quarter-Monthly Withholding and Sales Tax Payment
01/27/2021 Quarter-Monthly Withholding and Sales Tax Payment
02/01/2021 2020 Annual, Monthly, and Quarterly Withholding, Sales and Use, Tire and Battery Fee Return
  Monthly Motor Fuel Distributor Report
  Monthly Medical Marijuana 4% Tax Return
  2020 Electronically Required Form MO W-3
02/02/2021 Monthly Motor Fuel Suppliers Report
02/03/2021 Quarter-Monthly Withholding and Sales Tax Payment
02/10/2021 Quarter-Monthly Withholding and Sales Tax Payment
02/16/2021 Monthly Cigarette Tax Credit Account Payment and Report
  Monthly Other Tobacco Products Report
  Monthly Withholding Tax Return
02/18/2021 Quarter-Monthly Withholding and Sales Tax Payment
02/22/2021 Monthly Cigarette Tax Cash Account Report
Monthly Sales and Use Tax Return
Monthly Tire and Battery Fee Return
  Monthly Medical Marijuana 4% Tax Return
02/25/2021 Quarter-Monthly Withholding and Sales Tax Payment
03/01/2021 2020 Paper Required Form MO-W3
  Form MO-1040 For Farmers to Achieve Underpayment Exempt Status
Quarterly Insurance Tax Payments
03/03/2021 Quarter-Monthly Withholding and Sales Tax Payment
03/10/2021 Quarter-Monthly Withholding and Sales Tax Payment
03/15/2021 Calendar Year Cooperatives (Form MO-1120) with an Automatic Extension
  Monthly Cigarette Tax Credit Account Payment and Report
  Monthly Withholding Tax Return
  Monthly Other Tobacco Products Report
03/18/2021 Quarter-Monthly Withholding and Sales Tax Payment
03/22/2021 Monthly Cigarette Tax Cash Account Report
  Monthly Sales and Use Tax Return
  Monthly Tire and Battery Fee Return
  Monthly Medical Marijuana 4% Tax Return
03/25/2021 Quarter-Monthly Withholding and Sales Tax Payment
03/31/2021 Monthly Motor Fuel Distributor Report
04/02/2021 Monthly Motor Fuel Suppliers Report
04/05/2021 Quarter-Monthly Withholding and Sales Tax Payment
04/12/2021 Quarter-Monthly Withholding and Sales Tax Payment
04/15/2021 Monthly Cigarette Tax Credit Account Payment and Report
  Monthly Other Tobacco Products Report
  Annual Business and Individual Consumer's Use Tax Return
  Form MO-1120ES
Form MO-1040ES
Financial Institution Tax Return
Resident MO-ATC, MO-CFC, and MO-FPT Claims
Annual Surplus Lines Insurance Tax Payment
  Calendar Year Forms:
  MO-PTC
  MO-1041
  MO-1065
  MO-1120
  MO-1120S
  MO-60
  MO-7004
04/20/2021 Quarter-Monthly Withholding and Sales Tax Payment
  Monthly Cigarette Tax Cash Account Report
04/27/2021 Quarter-Monthly Withholding and Sales Tax Payment
04/30/2021 Annual Captive Insurance Tax Payment
  Monthly Motor Fuel Distributor Report
  Monthly and Quarterly Withholding, Sales and Use, and Tire and Battery Fee
  Monthly Medical Marijuana 4% Tax Return
05/03/2021 Monthly Motor Fuel Suppliers Report
05/05/2021 Quarter-Monthly Withholding and Sales Tax Payment
05/12/2021 Quarter-Monthly Withholding and Sales Tax Payment
05/17/2021

Calendar Year Forms:

The due date for the 2020 Missouri individual income tax returns is extended from April 15, 2021 to May 17, 2021. Learn more about the extension.

  MO-1040
  MO-1040A
  MO-1040P
  MO-1040V
  Monthly Cigarette Tax Credit Account Payment and Report
  Forms MO-1120 and MO-7004 for those filing Federal Form 990-T
  Monthly Withholding Tax Return
  Monthly Other Tobacco Products Report
05/19/2021 Quarter-Monthly Withholding and Sales Tax Payment
05/20/2021 Monthly Cigarette Tax Cash Account Report
  Monthly Sales and Use Tax Return
  Monthly Tire and Battery Fee Return
  Monthly Medical Marijuana 4% Tax Return
05/26/2021 Quarter-Monthly Withholding and Sales Tax Payment
06/01/2021 Monthly Motor Fuel Distributor Report
  Quarterly Insurance Tax Payment
06/02/2021 Monthly Motor Fuel Suppliers Report
06/03/2021 Quarter-Monthly Withholding and Sales Tax Payment
06/10/2021 Quarter-Monthly Withholding and Sales Tax Payment
06/15/2021 Monthly Cigarette Tax Credit Account Payment and Report
  Form MO-1040ES
  Form MO-1120ES
  Monthly Withholding Tax Return
  Monthly Other Tobacco Products Report
06/18/2021 Quarter-Monthly Withholding and Sales Tax Payment
06/21/2021 Monthly Cigarette Tax Cash Account Report
  Monthly Sales and Use Tax Return
  Monthly Tire and Battery Fee Return
  Monthly Medical Marijuana 4% Tax Return
06/25/2021 Quarter-Monthly Withholding and Sales Tax Payment
06/30/2021 Monthly Motor Fuel Distributor Report
07/02/2021 Monthly Motor Fuel Suppliers Report
07/06/2021 Quarter-Monthly Withholding and Sales Tax Payment
07/12/2021 Quarter-Monthly Withholding and Sales Tax Payment
07/15/2021 Monthly Cigarette Tax Credit Account Payment and Report
  Monthly Other Tobacco Products Report
07/20/2021 Quarter-Monthly Withholding and Sales Tax Payment
  Monthly Cigarette Tax Cash Account Report
07/27/2021 Quarter-Monthly Withholding and Sales Tax Payment
08/02/2021 Monthly Motor Fuel Distributor Report
  Monthly and Quarterly Withholding, Sales and Use, and Tire and Battery Fee Return
  Monthly Medical Marijuana 4% Tax Return
  Monthly Motor Fuel Suppliers Report
08/04/2021 Quarter-Monthly Withholding and Sales Tax Payment
08/11/2021 Quarter-Monthly Withholding and Sales Tax Payment
08/16/2021 Monthly Cigarette Tax Credit Account Payment and Report
  Monthly Withholding Tax Return
  Monthly Other Tobacco Products Report
08/18/2021 Quarter-Monthly Withholding and Sales Tax Payment
08/20/2021 Monthly Cigarette Tax Cash Account Report
  Monthly Sales and Use Tax Return
  Monthly Tire and Battery Fee Return
  Monthly Medical Marijuana 4% Tax Return
08/25/2021 Quarter-Monthly Withholding and Sales Tax Payment
08/31/2021 Monthly Motor Fuel Distributor Report
09/01/2021 Quarterly Insurance Tax Payment
09/02/2021 Monthly Motor Fuel Suppliers Report
09/03/2021 Quarter-Monthly Withholding and Sales Tax Payment
09/10/2021 Quarter-Monthly Withholding and Sales Tax Payment
09/15/2021 Monthly Cigarette Tax Credit Account Payment and Report
  CY Co-ops to File Form MO 1120 and Form MO-7004
  Form MO-1040ES
  Form MO-1120ES
  Monthly Withholding Return
  Monthly Other Tobacco Products Report
09/20/2021 Quarter-Monthly Withholding and Sales Tax Payment
  Monthly Cigarette Tax Cash Account Report
  Monthly Sales and Use Tax Return
  Monthly Tire and Battery Fee Return
  Monthly Medical Marijuana 4% Tax Return
09/27/2021 Quarter-Monthly Withholding and Sales Tax Payment
09/30/2021 Monthly Motor Fuel Distributor Report
  Fiducaiary Income Return with Extension
10/04/2021 Monthly Motor Fuel Suppliers Report
10/05/2021 Quarter-Monthly Withholding and Sales Tax Payment
10/13/2021 Quarter-Monthly Withholding and Sales Tax Payment
10/15/2021 Monthly Cigarette Tax Credit Account Payment and Report
  Form MO-1040 with Extension
  Form MO-1120 or MO-1120S with Extension
  Form MO-1065 with Extension
  Monthly Other Tobacco Products Report
10/20/2021 Quarter-Monthly Withholding and Sales Tax Payment
  Monthly Cigarette Tax Cash Account Report
10/27/2021 Quarter-Monthly Withholding and Sales Tax Payment
11/01/2021 Monthly Motor Fuel Distributor Report
  Monthly and Quarterly Withholding, Sales and Use, and Tire and Battery Fee
  Monthly Medical Marijuana 4% Tax Return
11/02/2021 Monthly Motor Fuel Suppliers Report
11/03/2021 Quarter-Monthly Withholding and Sales Tax Payment
11/10/2021 Quarter-Monthly Withholding and Sales Tax Payment
11/15/2021 Monthly Cigarette Tax Credit Account Payment and Report
  Form MO-1120 for those filing Federal Form 990-T with extension
  Monthly Withholding Tax Return
  Monthly Other Tobacco Products Report
11/18/2021 Quarter-Monthly Withholding and Sales Tax Payment
11/22/2021 Monthly Cigarette Tax Cash Account Report
  Monthly Sales and Use Tax Return
  Monthly Tire and Battery Fee Return
  Monthly Medical Marijuana 4% Tax Return
11/26/2021 Quarter-Monthly Withholding and Sales Tax Payment
11/30/2021 Monthly Motor Fuel Distributor Report
12/01/2021 Quarterly Insurance Tax Payment
12/02/2021 Monthly Motor Fuel Suppliers Report
12/03/2021 Quarter-Monthly Withholding and Sales Tax Payment
12/10/2021 Quarter-Monthly Withholding and Sales Tax Payment
12/15/2021 Monthly Cigarette Tax Credit Account Payment and Report
  Form MO-1120ES
  Monthly Withholding Tax Return
  Monthly Other Tobacco Products Report
12/20/2021 Quarter-Monthly Withholding and Sales Tax Payment
  Monthly Cigarette Tax Cash Account Report
  Monthly Sales and Use Tax Return
  Monthly Tire and Battery Fee Return
  Monthly Medical Marijuana 4% Tax Return
12/28/2021 Quarter-Monthly Withholding and Sales Tax Payment
01/03/2022 Monthly Motor Fuel Distributor Report
  November 2021 Monthly Motor Fuel Suppliers Report
01/05/2022 Quarter-Monthly Withholding and Sales Tax Payment