It shall be the duty of the mayor, the council, the city clerk, and other city officials in office, and all boards of election and election officials, when any plan of government is adopted as provided by this Article or is proposed for adoption, to comply with all requirements of this Article, to the end that all things may be done which are necessary for the nomination and election of the officers first to be elected under the new plan so adopted.
N.C. Gen. Stat. § 160A-108