2021
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- 10/7/2021 Reminder: October 15 is deadline to file Connecticut individual income tax returns on extension
- 5/11/2021 Reminder: Connecticut Personal Income Tax Returns (Forms CT-1040 and CT-1040NR/PY) and Payments Due May 17th
- 3/19/2021 Revenue Services: Connecticut filing, payment deadlines for individual income tax returns extended to May 17th, 2021
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2/9/2021
Revenue Services: Online individual income tax filing for Connecticut returns available
Taxpayers reminded electronic filing is secure, easy, and quickest way to get refund