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Ruling 97-6, Corporation Business Tax / Research and Experimental Expenditure Credit
AN 96(5), Estimated Corporation Business Tax Payments By Electronic Funds Transfer
IP 2009(14), Fisherman's Guide to Sales and Use Taxes and Estimated Income Tax
IP 2012(15), Connecticut Income Tax Information for Armed Forces Personnel and Veterans
IP 2015(24), Connecticut Income Tax Information for Armed Forces Personnel and Veterans
Ruling 99-3, Utility Company Gross Earnings Tax Residential Service