Form 2210 is only used for figuring the penalty for underpayment of estimated taxes, or for W-2 income, under withholding of taxes. It only comes into play when:
The amount of tax owed is more than 10% of your total tax liability for the tax year
*******************OR******************
The mount of tax owed is more than $1000.
**********WHICHEVER OF THE TWO IS HIGHER*************
