Kan. Stat. § 13-1497a
The governing body of any city operating under the provisions of this act is hereby authorized, at its option, to extend and provide for its elective and appointive city officers and employees, other than members of the police department, fire department, water and light department, and all day laborers not paid on a monthly basis, the protection and benefits provided for by title 11* of the social security act, and any amendments thereto: Provided, however, That a majority of such officers and employees shall vote to be included under the provisions of the social security act in conformity with the applicable provisions of such act: And provided further, That in the event elective and appointive city officers and employees, other than members of the police department, fire department, water and light department, and all day laborers not paid on a monthly basis, favorably vote at a referendum to be included in the social security act and their positions do become covered by such act under a federal-state agreement, then no elective or appointive city officer or employee who was not elected or appointed prior to the effective social security date fixed for such employees shall come under the provisions of this act.
K.S.A. 13-1497a