N.D. Cent. Code § 23-13-06: Owner of land to fill abandoned or disused wells, shafts, and other excavations

Any person owning or occupying lands in this state upon which is located any abandoned or disused well or shaft shall cause such well or shaft to be filled with earth or stones so as to obviate any possible menace to the safety of persons or property. Any person violating the provisions of this section is guilty of a class B misdemeanor.