Connecticut State Department of Revenue Services

Individual Income Tax Filers:  DRS will be holding a webinar on Thursday, March 20, at 10:00 a.m.  This session will provide information for filing 2024 Connecticut income tax returns and helpful tips for electronically filing your Connecticut income tax return.  Select here to register.

 

Unrelated Business Tax

Form Name
 Description
 Revised Date
CT-990T
 2021 Connecticut Unrelated Business Income Tax Return 12/2021
CT-990T - Inst.
 Unrelated Business Income Tax Return (Instructions) 12/2021
CT-990T EXT
 Application for Extension of Time to File Unrelated Business Income Tax Return 12/2021
CT-990T ES(ESA,ESB,ESC,ESD)
 2022 Estimated Unrelated Business Income Tax Payment Coupons
 12/2021
CT-990T ES(ESA,ESB,ESC,ESD) 2021 Estimated Unrelated Business Income Tax Payment Coupons
 12/2020