(1) Each taxpayer shall pay promptly, when due, the taxes imposed by parts 2-6 of this chapter and, in addition, any tax imposed by any law of this state on the privilege of litigation in the courts of this state.
(2) Except as otherwise provided in this section, if the tax is not paid within thirty (30) days of its due date, it shall be considered delinquent.
(3) If the privilege tax on litigation is not paid within forty-five (45) days of its due date, it shall be considered delinquent.
(4) The commissioner may waive, under § 67-1-803, any penalties imposed with regard to the taxes provided by this section, but no other collector may waive or excuse these penalties.