is subject to a penalty.
that fails to withhold and pay any amount of tax required to be withheld under IC 6-3-4-12, IC 6-3-4-13, or IC 6-3-4-15 shall pay a penalty equal to twenty percent (20%) of the amount of tax required to be withheld under IC 6-3-4-12, IC 6-3-4-13, or IC 6-3-4-15. This penalty shall be in addition to any penalty imposed by section 6 of this chapter.
IC 6-8.1-10-2.1