N.D. Cent. Code § 57-20-01.1
57-20-01.1. Extension of due date for property taxes when county treasurer's office is closed
57-20-01.1. Extension of due date for property taxes when county treasurer's office is
closed.
When the due date for full or installment payment of any property taxes or special
assessments falls on a day on which the county treasurer's office is not open for business, the
payment may be made on the first day following on which the office is open without penalty or
loss of discount.