Connecticut State Individual Income Tax Extension Filing Instructions
403 views | Last modified 3/22/2023 3:37:37 AM EST | Added by ExpressExtension Team

Individuals residing in Connecticut are granted an automatic 6-month extension of time to file the state tax return if having an approved federal extension.

If you do not have a federal extension, or you need only a Connecticut state tax extension, file a separate extension form on or before the due date of the return to get a six-month extension of time to file a Connecticut income tax return. Note: It is necessary to include a reason if you request for the Connecticut state-only extension. 

Extension Form To Use

Form CT-1040 EXT, Application for Extension of Time to File Connecticut Income Tax Return for Individuals.

Due Date to file Connecticut tax Extension 
 

Connecticut tax extension Filing Method (Paper/Electronic) 

It supports both paper and electronic filing options.

How to pay the state tax due?

• Pay your state tax payment using any of the following options:
• Pay Electronically
• Pay by Credit Card or Debit Card- For this, Visit official payments and select State Payments. 
• Pay by check/Money order

Does ExpressExtension support this State filing?  

Yes, you can complete and file your Connecticut Individual tax extension Form with ExpressExtension in minutes. Our application validates your form by performing an internal audit to check for errors. Once complete, all you need to do is print your form and mail it to the address we provide. Please Note: An extension to file doesn’t mean more time to pay, if you owe any tax due, make your tax payment by the original due date of your state return to avoid late payment penalties. 

Any Special Requirements?

It is not necessary to include a reason for the Connecticut extension request if you have already filed an extension request using Federal form 4868.

To know more about the Connecticut State Personal Income Tax Extension Filing Requirements, click here.