Connecticut State Department of Revenue Services

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.

Offer of Compromise

The Commissioner or his designated agent may compromise a liability for any of the following reasons:

  • Doubt as to liability;
  • Doubt as to collectability; or
  • Doubt both as to liability and as to collectability.

For detailed information on Offers in Compromise:

  • IP 2004(31), Procedures for Making Offer of Compromise
  • Form CT-656, Offer of Compromise (for business taxes)
  • Form CT-656a, Offer of Compromise (for personal taxes, including income tax)