Neb. Rev. Stat. § 19-613: Neb. Rev. Stat. § 19-613

Members of the city council in a city under the city manager plan of government shall be residents and registered voters of the city and shall hold no other employment with the city. Any city council member who ceases to possess any of the qualifications required by this section or who has been convicted of a felony or of any public offense involving the violation of the oath of office of such member while in office shall forthwith forfeit such office.