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Connecticut's Extreme Hot Weather Protocol will be activated from Tuesday, July 14, through Thursday, July 16. Cooling centers are available statewide. To find the nearest location, visit www.211ct.org or call 2-1-1. [READ THE UPDATE]
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Research and Development (Nonincremental) Expenses 25JAN2017
Film Production Credit 14FEB2018
Film Production Credit 01February2023
Research and Experimental (Incremental) Expenditures Tax Credit 25JAN2017
Credit Chart 29JAN2018
Historic Homes Rehabilitation Credit Tax Credit 25 JAN 2017
Human Capital Investment 01MAR2012
IP 2010(27), Estimated Connecticut Income Taxes
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 2010(8), Connecticut Tax Guide for Payers of Nonpayroll Amounts
IP 2010(7), Is My Connecticut Withholding Correct?
IP 2006(12), Q & A on Purchases of Vessels
IP 2007(8), Paying Connecticut Taxes by Electronic Funds Transfer
IP 2007(30), Sales and Use Tax Exemptions for Purchases or Leases of Fuel-Efficient Passenger Motor Vehicles
