My 2015 federal tax total was $26,250 In 2016 I paid $26,252 in estimated payments as follows: 4/11 - $4,000 6/6 – $6,563 9/10 - $6,563 1/12 - $9,126 My 2016 completed r

[tony-wilson]

My 2016 completed return includes a $33 Penalty/Interest Charge.  My total tax due for 2016 is $192 excluding the penalty amount.

Is that because of the April payment of $4,000?  Or what else happened to cause this?

[WillK · Accepted solution]

It can be for two reasons: (1) The amount paid was not as much that should have been paid, or (2) The payment was made after the date it was supposed to be paid.