To establilsh new requirements for filling a vacancy in a nonpartisan county elective office. A nonpartisan executive of the county must nominate three candidates to fill the vacancy, who must be from the same legislative district, county, or county commissioner or council district as the county elective officer whose office was vacated. A majority of the county legislative authority members must agree upon the appointment of the candidate within 30 days from the date the vacancy occurred. If an agreement is not reached, the Governor must appoint a candidate to fill the vacancy.