Attorney Occupational Tax Filers:  Click here for helpful filing tips.  Due date: January 15, 2025.


HOLDIAY CLOSURE: The Department of Revenue Services will be closed on Monday, January 20th, a state holiday.

TSC Online

ATTENTION

The TSC has been retired and is no longer available.
You will now be required to use myconneCT to file returns, make payments and manage your account.