Mr. and Mrs. Warren's AGI last year was $90,300, and their total tax was $13,988. This year, the couple's total tax is $14,700. Unless the Warrens paid at least $13,988 in the form of withholding and quarterly estimated payments, they will incur an underpayment penalty this year.
The Warrens will not incur a penalty if they paid at least $13,230 (90% of current year tax).

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The Answer of Mr. and Mrs. Warren's AGI last year was $90,300, and their total tax was $13,988. This year, the couple's total tax is $14,700. Unless the Warrens paid at least $13,988 in the form of withholding and quarterly estimated payments, they will incur an underpayment penalty this year.
The Warrens will not incur a penalty if they paid at least $13,230 (90% of current year tax).

Mr and Mrs