N.D. Cent. Code § 24-05-13

If no appeal is taken from an award made as provided in section 24-05-11, then at the expiration of thirty days from the date of the deposit of the amount awarded, the receipt of the owner of said premises, or of the clerk of the district court, must be recorded in the office of the recorder of the county in which said real estate is situated, and the title of the land so taken thereupon must be vested in the county so condemning the same.