- Do you owe back taxes? The 2021 CT Tax Amnesty Program offers a limited opportunity to make it right. Click here for more information.


- If you filed 2020 Schedule CT-EITC, Connecticut Earned Income Tax Credit along with your 2020 Form CT-1040, Connecticut Income Tax Return, on or

before December 31, 2021, you may be eligible for the 2020 EITC Enhancement Program, click here for more information.


- DRS is hiring Accounting Careers Trainee - learn about these positions at Accounting Careers Trainee Informational Page

- Sales tax relief for sellers of meals: Click here for updated information

- Learn more about myconneCT

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.  Sign-up to receive monthly tax filing and payment due date reminders via our Filing Reminders e-alerts.

2020 Due Dates

For Period Ending:  EFT Due Date: 
December 31, 2019  Friday, January 31, 2020 
January 31, 2020  Monday, March 2, 2020
February 29, 2020  Tuesday, March 31, 2020 
March 31, 2020  Thursday, April 30, 2020 
April 30, 2020  Monday, June 1, 2020 
May 31, 2020  Tuesday, June 30, 2020 
June 30, 2020  Friday, July 31, 2020 
July 31, 2020  Monday, August 31, 2020
August 31, 2020
Wednesday, September 30, 2020
September 30, 2020
Monday, November 2, 2020
October 31, 2020
Monday, November 30, 2020
November 30, 2020 Thursday, December 31, 2020
December 31, 2020 Monday, February 1, 2021

All Other Filers...

When it's time to file, please File Online. myconneCT and the Taxpayer Service Center (TSC) offer 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 or the Taxpayer Service Center.