BUS Returns

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Severe Cold Weather: A blast of arctic air and breezy winds are expected to impact Connecticut over the next several days. The state's Severe Cold Weather Protocol is being activated from Sunday, February 16, to Saturday, February 22. Shelters and warming centers are available. [Read more]

Holiday: The Department of Revenue Services will be closed on Monday, February 17th, a state holiday

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

Connecticut State Department of Revenue Services

Business Use Tax Returns