Connecticut State Department of Revenue Services

Walk-in services at all DRS branch office locations remain suspended. Email DRS at drs@po.state.ct.us. Email the Priority One Taxpayer Assistance Program: DRSPriorityOne_CollectionsAssist@po.state.ct.us. Please check our Frequently Asked Questions page.

2004 Composite Income Tax

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Name Type Description
    
File Electronically for FREE!  Use the TSC-BUS
CT-1065/CT-1120SI Booklet 2004 Connecticut Composite Income Tax Return Instructions
CT-1065/CT-1120SI Form 2004 Connecticut Composite Income Tax Return
Supplemental Attachment Form 2004 CT-1065/CT-1120SI Supplemental Attachment
CT-2NA Form Connecticut Nonresident Income Tax Agreement/Election to be Included in a Group Return
Schedule CT K-1 Form 2004 Member's Share of Certain Connecticut Items