2018 Corporate Income Tax Due Dates

For corporations using the calendar year

Due Date Submit
4/17/2018

CO-411, Corporate Income Tax Return, or
BA-403, Application for Extension of Time to File Vermont Corporate/Business Income Tax Return
CO-414, Estimated Payment Voucher

6/17/2018

CO-414, Estimated Tax Payment Voucher

9/17/2018

CO-414, Estimated Tax Payment Voucher

11/15/2018

Extended due date for:
CO-411, Corporate Income Tax Return

12/15/2018

CO-414, Estimated Tax Payment Voucher

 

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