Holiday Closing: The Department of Revenue Services will be closed on Monday, November 11, a state holiday.


Upcoming CT DRS webinar: Select to register for the upcoming Withholding Forms W-2 and 1099 Annual Filing Webinar on Wednesday, December 4, 2024, at 10:00 a.m.

This publication is superseded by IP 2019(15) which was never published.
Refer to IP 2020(6)

IP 2017(15)

Filing and Paying Connecticut Taxes Electronically

This publication available in pdf format