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Other Helpful Insurance Premiums Tax Return - Domestic Companies Tax Information
IP 2001(18), Common Register Sales and Consignment Sales
Register sales and Consignment sales
IP 2013(15), Paying Connecticut Taxes by Electronic Funds Transfer
2025 Legislative Overview - Corporation Business Tax and Tax Credits
Ruling 97-5, Sales and Use Taxes / Computer and Data Processing Services / Personnel Services
SN 2011(11), 2011 Legislation Imposing an Electric Generation Tax
SN 2006(1), Sales Tax Holiday for Home Weatherization Products
IP 2005(30), Paying Connecticut Taxes by Electronic Funds Transfer
Ruling 99-3, Utility Company Gross Earnings Tax Residential Service
SN 2006(1.1), Sales Tax Holiday for Home Weatherization Products
SN 2005(13.2), Sales Tax Holiday for Home Weatherization Products
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