NOTICE: Taxpayers are strongly encouraged to visit the DRS website for answers to many questions. You may also email DRS at drs@po.state.ct.us. If contacting DRS by phone, please plan for wait times that may be longer than usual. See DRS FAQ's, which now include important information regarding Connecticut sales tax. Frequently Asked Questions

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