Miss. Code § 41-55-35
Notice of the intention to create an air ambulance service district shall be published at least three (3) times during a period of twenty-one (21) days in one (1) newspaper circulated in the county in which shall be stated the counties cooperating to create the district, the date the district shall be created, and the purpose of the district. If twenty percent (20%) or one thousand five hundred (1,500) of the qualified electors of said county shall file a written protest against the creation of said district on or before the date specified in such resolution then an election on the question of said county joining said district shall be called and held as provided by law. The determination of said issue shall be determined by a majority of the qualified electors voting in said election.
Miss. Code § 41-55-35