Whenever the right of re-entry is given to a grantor or lessor in any grant or lease, or otherwise, such re-entry may be made at any time after the right has accrued upon three days' previous written notice of intention to re-enter served in the mode prescribed by section 47-17-02.
N.D. Cent. Code § 47-17-04
Three days' notice sufficient for re-entry
Official source: North Dakota Legislative Branch. Reproduced from public-domain North Dakota statutes; confirm against the official source for the current text. Not legal advice.