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.

AN 91(4)

Important Information About Connecticut Corporation Business Tax

Recently enacted legislation changes the Connecticut Corporation Business Tax. Please refer to the enclosed notice for further information on these changes.

PLEASE NOTE THE FOLLOWING NEW INFORMATION ABOUT DRS.

FOR FURTHER INFORMATION: To order forms and publications or for further information, call the Department of Revenue Services at 860-297-5962 (Hartford area or out-of-state) or 1-800-382-9463 (in-state). Forms and publications may be ordered through voice-mail 24-hours a day by choosing Option 3 on your touch tone telephone.

Telecommunications Device for the Deaf (TDD/TT) users only call 860-297-4911 during business hours.

AN 91(4)
Corporation Business Tax
Issued 7/91
TPS/0013/791