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.

2016 Unrelated Business Tax

Business Returns

Name

Description

Revised
Date

Due
Date

CT-990T

2016 Connecticut Unrelated Business Income Tax Return

12/2016

N/A

CT-990T - INST.

Unrelated Business Income Tax Return (Instructions)

12/2016

N/A

CT-990T EXT

Application for Extension of Time to File Unrelated Business Income Tax Return

12/2016

N/A

CT-990T ES

(ESA,ESB,ESC,ESD)

2017 Estimated Unrelated Business Income Tax Payment Coupons

12/2016

N/A