Connecticut State Department of Revenue Services

Individual Income Tax Filers:  DRS will be holding a webinar on Wednesday, April 2, at 10:00 a.m.   This session will provide information for filing 2024 Connecticut income tax returns and helpful tips for electronically filing such returns.  Select here to register.

Unrelated Business Tax

Business Returns

Name

Description

Revised
Date

Due
Date

CT-990T

2015 Connecticut Unrelated Business Tax Return

12/2015

CT-990T

Connecticut Unrelated Business Tax Return (Instructions)

12/2015