No nominating petition provided for in sections 16.1-11-06 and 16.1-11-11 may be circulated or signed prior to January first preceding the primary election. Any signatures to a petition secured before that time may not be counted. A nominating petition for a special election may not be circulated or signed more than thirty days before the time when a petition for the special election must be filed.
N.D. Cent. Code § 16.1-11-15
Nominating petition not to be circulated prior to January first - Special election
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.