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.

ALERT! 2018 Form 6251 references 4 incorrect line numbers:

Original: Page 1, Line 12 reads: “complete Part II of this form and enter the amount from Line 28 here”. 

Corrected: Page 1, Line 12 should read: “complete Part II of this form and enter the amount from Line 52 here”.

Original: Page 2, Line 24 reads: “the Connecticut Foreign Earned Income Tax Worksheet on Page 3”.

Corrected: Page 2, Line 24 should read: “the Connecticut Foreign Earned Income Tax Worksheet on Page 6”.

Original: Page 6, Line 4 instructions, 3rd bullet reads: “Schedule 1, Line 48, or Form CT-1040NR/PY, Schedule 1, Line 50”.

Corrected: Page 6, Line 4 instructions, 3rd bullet should read: “Schedule 1, Line 49, or Form CT-1040NR/PY, Schedule 1, Line 51”.

Revised CT-6251, Connecticut Alternative Minimum Tax Return