North Dakota Century Code Title 47. Property § 47-16-41. Demand for release before bringing action--Evidence

At least twenty days before bringing the action provided for in section 47-16-37, the owner of the leased land, either personally or by the owner's agent or attorney, shall demand of the holder of the lease, if such demand by ordinary diligence can be made in this state, that said lease be released of record. Such demand may be either written or oral. When written, a carbon or written copy thereof, when shown to be such, may be used as evidence in any court with the same force and effect as the original.