Originally Posted by TheDoc

Your taxes aren't due until Apr 15th... I have never heard of an estimated tax penalty, as long as you pay your taxes on time they can?t penalize you. Ask them to show you where in the law it says that or go look yourself.

I pay before the 15th every year, and every year we don't make a payment until the taxes are due. We have never had an estimated tax penalty. The IRS is very well known for making up it's own rules, outside of the written law.