the business shall repay to the Department or, if the partial abatement was from personal property taxes, to the appropriate county treasurer, the amount of the partial abatement that was allowed pursuant to this section before the failure of the business to comply unless the Nevada Tax Commission determines that the business has substantially complied with the requirements of this section. Except as otherwise provided in NRS 360.232 and 360.320, the business shall, in addition to the amount of the partial abatement required to be repaid pursuant to this subsection, pay interest on the amount due at the rate most recently established pursuant to NRS 99.040 for each month, or portion thereof, from the last day of the month following the period for which the payment would have been made had the partial abatement not been approved until the date of payment of the tax.
NRS 360.753