DRS: Corporation What's New

Corporation Business Tax

What's New for 2017?

Due Date Change

Your Connecticut return is due on the fifteenth day of the month following the due date of the federal return. Beginning with the 2017 return, the due date generally will be the fifteenth day of the fifth month after the end of your corporationís year. For example, if your corporation has a December 31st year end, the return is now due on May 15th.

Exception for June 30th year ends: If your corporation has a June 30th year end, the return is due on October 15th.

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Regulations of Connecticut State Agencies


General Statutes of Connecticut (revised to January 1, 2015)


2016 Supplement to the General Statutes of Connecticut


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Content Last Modified on 1/31/2018 2:39:08 PM