N.D. Cent. Code § 57-29-03
The trustee for the state of North Dakota, or the Bank of North Dakota, as agent for the trustee, when the income received or in prospect from any particular tract of land acquired warrants it, shall pay to any county owning and holding any tax lien, tax sale certificate, or tax title suspended under the provisions of section 57-29-01 but otherwise legally sufficient, moneys equal in amount to the original amount of the general taxes upon which such lien, certificate, or title is based, and the treasurer of such county shall accept such moneys in full payment of the amount due on or invested in such tax lien, certificate, or title, which thereafter is null and void, and the evidences of which thereupon must be canceled from the tax records of the state and of its subdivisions by the appropriate fiscal officers.
N.D.C.C. § 57-29-03