DRS offices will be closed Friday, July 3rd in observance of Independence Day Holiday.


Walk-in services at all DRS branch office locations remain suspended.

Email the Priority One Taxpayer Assistance Program: DRSPriorityOne_CollectionsAssist@po.state.ct.us.

Please check our Frequently Asked Questions page.

Prior Years Sales Tax Return

Name  Type Description
Revised
Due Date
OS-114 Form  Sales and Use Tax Return 11/2017 varies
O-88 Instructions  Instructions for OS-114 11/2017 N/A