IMPORTANT INFORMATION - the following tax types are now available in myconneCT: Individual Income Tax, Attorney Occupational Tax, Unified Gift and Estate Tax, Controlling Interest Transfer Tax, and Alcoholic Beverage Tax. - Click here for the latest information.

Business Tax Return and Payment Due Dates


To avoid possible penalty and interest charges, ACH Debit taxpayers must initiate their transaction no later than midnight on the actual due dates below for the tax to be considered paid timely. Create a Username in myconneCT to file and pay your tax obligations and to receive reminders on filing due dates.

2022 Due Dates

For Period Ending:
EFT Due Date:
 December 31, 2021  Monday, January 31, 2022 
 January 31, 2022  Monday, February 28, 2022
 February 28, 2022  Thursday, March 31, 2022
 March 31, 2022  Monday, May 2, 2022
 April 30, 2022  Tuesday, May 31, 2022
 May 31, 2022  Thursday, June 30, 2022
 June 30, 2022  Monday, August 1, 2022
 July 31, 2022  Wednesday, August 31, 2022
 August 31, 2022  Friday, September 30, 2022
 September 30, 2022  Monday, October 31, 2022
 October 31, 2022  Wednesday, November 30, 2022
 November 30, 2022  Tuesday, January 3, 2023
 December 31, 2022  Tuesday, January 31, 2023

All Other Filers...

When it's time to file, please File Online. myconneCT offers a free, fast, easy, and a secure way to conduct business with DRS. Connecticut business taxpayers must electronically file and pay most Connecticut business tax returns using myconneCT.