The next quarterly estimated tax payment deadline is September 16 for individuals and businesses, so it’s a good time to review the rules for computing corporate federal estimated payments. You want your business to pay the minimum amount of estimated tax without triggering the penalty for underpayment of estimated tax. Four possible options The required installment of estimated tax that a corporation must pay to avoid a penalty is the lowest amount determined under one of the following four methods: Current year method. Under this option, a corporation can avoid the estimated tax underpayment penalty by paying 25% of the tax shown on the current tax year’s return (or, if no return is filed, 25% of the tax for the current year) by each of four installment...
