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Mailing Addresses for Connecticut Tax Returns

Filing Form Making a payment Mail to: Not making a Payment Mail to:
CT-1040EXT
Department of Revenue Services
State of Connecticut
PO BOX 2976
Hartford CT  06104-2976
 
Department of Revenue Services State of Connecticut
PO BOX 2977
Hartford CT  06104-2977

NOTE:

CT-1040
Department of Revenue Services
State of Connecticut
PO BOX 2976
Hartford CT  06104-2976
Department of Revenue Services
State of Connecticut
PO BOX 2977
Hartford CT 06104-2977
CT-1040NR/PY

Department of Revenue Services
PO BOX 2968
Hartford CT  06104-2968

Department of Revenue Services
PO BOX 2969
Hartford CT  06104-2969
CT-1040ES N/A
Department of Revenue Services
PO Box 2932
Hartford CT 06104-2932
CT-1040X

Department of Revenue Services
PO Box 2978
Hartford, CT 06104-2978

Department of Revenue Services
PO Box 2978
Hartford, CT 06104-2978
 




For tax questions call 860-297-5962

Department of Revenue Services
Taxpayer Services Division
25 Sigourney Street Ste 2
Hartford, CT 06106-5032

PLEASE NOTE: ALL WALK-IN IRS OFFICES ARE BY APPOINTMENT ONLY UNLESS YOU ARE MAKING A PAYMENT (CHECK OR MONEY ORDER) OR SUBMITTING A CURRENT YEAR RETURN. CASH PAYMENTS NEED AND APPOINTMENT. FOR APPOINTMENTS PLEASE CALL 1-844-545-5640.

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