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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 2009(27), Sales and Use Tax Exemptions for Purchases or Leases of Fuel-Efficient Passenger Motor Vehicles
IP 2015(21), Q & A on the Connecticut Individual Use Tax
IP 2010(19), Federal/State Electronic Filing Handbook
IP 2009(8), Connecticut Tax Guide for Payers of Nonpayroll Amounts
IP 2010(29.1), Q & A on Economic Nexus
IP 2010(28), A Guide to Calculating Your Annualized Estimated Income Tax Installments and Worksheet CT-1040 AES
IP 2015(20), Connecticut Earned Income Tax Credit Recordkeeping Requirements for Self-employed Persons
IP 2010(27), Estimated Connecticut Income Taxes
IP 2015(20) (SP), Credito Tributario por Ingreso del Trabajo de Connecticut Requisitos de Mantenimiento de Registros Para Trabajadores por Cuenta Propia
IP 2009(12), Q & A on the 2009 Connecticut Tax Amnesty Program
IP 2015(22), Annual One-Week Sales and Use Tax Exclusion for Clothing and Footwear Costing Less Than $100
IP 2010(25), Personal Taxes
IP 2009(12.1), Q & A on the 2009 Connecticut Tax Amnesty Program
IP 2015(16), Q & A on the Connecticut Use Tax for Businesses and Professions
IP 2009(11), Unlawful Advertisements Referring to Sales Tax
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