(a)
(1) From and after the passage of this subsection, all city-owned parks and city-owned airports in cities of populations between forty thousand (40,000) and eighty thousand (80,000) in counties whose population is one hundred forty thousand (140,000) or over are annexed to the cities owning the parks and airports.
(2) This subsection shall apply to other cities and counties in the future meeting the population requirements, as shown by the federal census.
(b) All city-owned parks owned by cities in this state having a population of not less than six thousand (6,000) and not more than six thousand four hundred fifty (6,450) and located in counties having a population of not less than twenty-two thousand six hundred (22,600) and not more than twenty-two thousand eight hundred (22,800), according to the most recent federal census, are annexed to the cities owning the parks.
(c) All city-owned parks with a minimum of thirty (30) acres and owned by cities in this state having a population of not less than fifteen thousand (15,000) and not more than eighteen thousand (18,000) and located in counties having a population of not less than two hundred twenty thousand (220,000) and not more than two hundred sixty thousand (260,000), according to the most recent federal decennial census, are annexed to the cities owning the parks.