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.

Business Use Tax Returns

Name Description  Revised Date  Due Date 
OS-114BUT  Business Use Tax Return  07/2018  Varies 
O-88BUT  Instructions for OS-114BUT  07/2018  N/A