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IP 2005(30), Paying Connecticut Taxes by Electronic Funds Transfer
Ruling 96-9, Corporation Business Tax / Specially Chartered Associations as Political Subdivisions
SN 2015(2), Conversion Factors on Motor Vehicle Fuels Occurring in Gaseous Form Applicable Beginning July 1, 2015
Research and Experimental (Incremental) Expenditures Tax Credit 25JAN2017
Other Helpful Insurance Premiums Tax Return - Domestic Companies Tax Information
Research and Experimental (Incremental) Expenditures Tax Credit 22MAR2022
Ruling 97-6, Corporation Business Tax / Research and Experimental Expenditure Credit
IP 2007(17), Attorney Occupational Tax and Client Security Fund Fee
IP 2009(19), Paying Connecticut Taxes by Electronic Funds Transfer
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