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Scam Alert: The DRS is alerting taxpayers to a new scam where scammers are impersonating DRS by sending fraudulent text messages. For more information, see TSSB 2025-6.
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IP 2013(18), Q&A on Estimated Corporation Business Tax and Worksheet CT-1120 AE
IP 2005(9), Connecticut Income Tax Information for Armed Forces Personnel and Veterans
IP 2009(7), Is My Connecticut Withholding Correct?
IP 2013(19), Connecticut Earned Income Tax Credit Recordkeeping Suggestions for Self-employed Persons
IP 2006(33), Annual Wage Information on Magnetic Media, Form W-2 Magnetic Media Filing Requirements for Tax Year 2006
IP 2009(20), Federal/State Electronic Filing Handbook
IP 2006(29), Licensed Non-Stamping Distributor's Guide to Connecticut Cigarette Tax Laws and Other Cigarette-Related Laws
IP 2006(28), Licensed Stamping Distributor's Guide to Connecticut Cigarette Tax Laws and Other Cigarette-Related Laws
IP 2023-8
IP 2006(26), Licensed Cigarette Dealer's Guide to Connecticut Cigarette Tax Laws and Other Cigarette-Related Laws
IP 2009(26), A Guide for Filers of Multiple Form CT-1041ES
IP 2023-1
IP 2006(30), Guide to Connecticut Cigarette Tax Laws and Other Cigarette-Related Laws for Persons Operating and Servicing 25 or More Cigarette Vending Machines
IP 2009(25), Personal Taxes
2023 Informational Publications
Informational Publications
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