Connecticut State Department of Revenue Services

Holiday Closure:The Department of Revenue Services will be closed on Thursday, November 28th, 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 information is not current and is being provided for reference purposes only

IP 2011(21)

Q & A on Estimated Corporation Business Tax and Worksheet CT-1120AE

This publication has been superseded by IP 2012(10)