SUT Returns

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Sales and Use Tax Returns

Filers of Form OS-114BUT must now use Form OS-114

File electronically on myconneCT

Name	Description	Revised Date	Due Date
OS-114	Sales and Use Tax Return	02/2022	Varies
O-88	Instructions for OS-114	07/2022	N/A

Tax Chart

Name	Description	Revised Date	Due Date
OR-149	Sales and Use Tax Rate Chart	11/2019	N/A

Other Sales Tax Forms

Connecticut State Department of Revenue Services

Sales and Use Tax Returns

Tax Chart