Get the latest updates on COVID-19 in Connecticut at ct.gov/coronavirus.
Find a COVID-19 vaccination site near you at ct.gov/covidvaccine.
- CT filing, payment deadlines for individual income tax returns extended to May 17th. Read more.
- Please check our 2021 CT Tax Filing Season FAQ's
- Learn more about myconneCT
- Walk-in services at all DRS branch office locations remain suspended.
Page 1 of 1
IP 2011(24), 2011 Federal/State Electronic Filing Handbook
IP 2011(28), Connecticut Income Tax Treatment of State Lottery Winnings Received by Residents and Nonresidents of Connecticut
IP 2011(18), Connecticut Tax Tips for Senior Citizens
IP 2011(22), Paying Connecticut Taxes by Electronic Funds Transfer
IP 2011(23), A Guide to Calculating Your Annualized Estimated Income Tax Installments and Worksheet CT-1040 AES
IP 2011(8), Connecticut Tax Guide for Payers of Nonpayroll Amounts
IP 2011(27), Connecticut Income Tax Treatment of Gambling Winnings Other Than State Lottery Winnings
IP 2011(26), Estimated Connecticut Income Tax
IP 2011(25), Form W-2 Electronic Filing Requirements
2011 Informational Publications