DRS: Business Tax Return and Payment Due Dates

 
Business Tax Return and Payment Due Dates

New filing deadlines for Sales and Use Tax, Business Use Tax, Room Occupancy Tax and Prepaid Wireless E911 fee.
 
To avoid possible penalty and interest charges, ACH Debit taxpayers must initiate their transaction no later than midnight on, or before, the actual due dates below for the tax to be considered paid timely.
 
2017 DUE DATES
 

For Period Ending:

EFT Due Date:

December 31, 2016

Tuesday, January 31, 2017

January 31, 2017

Tuesday, February 28, 2017

February 28, 2017

Friday, March 31, 2017

March 31, 2017

Monday, May 1, 2017

April 30, 2017

Wednesday, May 31, 2017

May 31, 2017

Friday, June 30, 2017

June 30, 2017

Monday, July 31, 2017

July 31, 2017

Thursday, August 31, 2017

August 31, 2017

Monday, October 2, 2017

September 30, 2017

Tuesday, October 31, 2017

October 31, 2017

Thursday, November 30, 2017

November 30, 2017

Tuesday, January 2, 2018

December 31, 2017

Wednesday, January 31, 2018

 
 
All Other Filers...
 
 
When it's time to file, please File Online.  The Taxpayer Service Center (TSC) is a free, fast, easy, and secure way to conduct business with DRS.
 
Connecticut business taxpayers must electronically file and pay most Connecticut business tax returns using the Taxpayer Service Center (TSC-BUS).