Any individual who receives a certificate of election as a member of the legislative assembly may resign the office even if the individual has not entered upon the execution of the duties of the office or taken the requisite oath of office.
N.D. Cent. Code § 16.1-13-09
Resignation of members of legislative assembly after certificate of 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.