How to calculate estimated tax payments for C Corporations?
Estimated Tax payments for corporations will become due on the 15th day of the 4th, 6th, 9th, and 12th months of the succeeding calendar year. For corporations, the total estimated payments will equal the lesser of 100% of the tax paid in the previous year, or 100% of the tax due in the current year.
Corporations will be required to pay quarterly estimated tax amounts throughout the year depending on the size of the company:
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