IP 201028 A Guide to Calculating Your Annualized Estimated Income Tax Installments and Worksheet CT1

Warning!

It seems that JavaScript is not working in your browser. It could be because it is not supported, or that JavaScript is intentionally disabled. Some of the features on CT.gov will not function properly with out javascript enabled.

Settings Menu

Language
High Contrast
High Contrast Mode On or Off switch
Font Size
Disclaimer

A period of extremely frigid temperatures is forecast to impact Connecticut between the afternoon of Saturday, December 21, through Tuesday, December 24. Governor Lamont is activating the state's severe cold weather protocol during this period. To locate a shelter or warming center in Connecticut, call 2-1-1 or visit 211ct.org.

Upcoming CT DRS webinar: Select to register for the upcoming Withholding Forms W-2 and 1099 Annual Filing Webinar on Wednesday, January 15, 2025, at 10:00 a.m.

IP 2010(28)

A Guide to Calculating Your Annualized Estimated Income Tax Installments and Worksheet CT-1040 AES

This publication is available in pdf format

This publication has been superseded by IP 2011(23)

Connecticut State Department of Revenue Services

IP 2010(28)

A Guide to Calculating Your Annualized Estimated Income Tax Installments and Worksheet CT-1040 AES