N.D. Cent. Code § 16.1-01-02.2
Notwithstanding any other provision of law, the governor may call a special election to be held in ninety days after the call if a special session of the legislative assembly has been held, any of the ninety-day period for the submission of a referendum petition to the secretary of state with respect to any measure enacted during the special session occurs during a regular legislative session, and a referendum petition has been submitted to refer a measure or part of a measure enacted during the special session. Notwithstanding any other provision of law, the governor may call a special election to be held in ninety days after the call if a referendum petition has been submitted to refer a measure or part of a measure that establishes a legislative redistricting plan.
N.D.C.C. § 16.1-01-02.2