Connecticut State Department of Revenue Services

NEW Highway Use Fee - Registration is now open for certain carriers to register for the new Connecticut Highway Use Fee - Click here for more information.

IMPORTANT INFORMATION - the following tax types are now available in myconneCT: Individual Income Tax, Attorney Occupational Tax, Unified Gift and Estate Tax, Controlling Interest Transfer Tax, and Alcoholic Beverage Tax. - Click here for the latest information.

Need Help Making a Payment?

The Taxpayer Service Center is designed to better serve you and meet your needs.  It is fast, secure and easy.  

By Phone:

  • 860-297-5962
  • 800-382-9463
  • 860-297-4911 (TTY, TDD, and Text Telephone users only, let the 711 relay operator know the number you wish to call and the relay operator will dial it and then communicate using a TTY.)
Have your CT tax registration number or Social Security number available when you call so we can better assist you.