N.D. Cent. Code § 39-10-21.1: Closing road because of hazardous conditions - Road closure notice - Entering closed road prohibited

1.The highway patrol or local law enforcement authorities having jurisdiction over a road may close a road temporarily due to hazardous conditions for the protection and safety of the public. If a closing is made, the authority ordering the closing shall make every reasonable attempt to notify the public and, when practical, may post appropriate official traffic-control devices to advise motorists of the closing.

2.If a road closure under subsection 1 has been announced to the public, an individual may not drive on the road.