ALL LAND, BUILDINGS, STRUCTURES OR APPURTENANCES THEREON LOCATED WITHIN THE TOWN OF HIGHLAND PARK, TEXAS, WHICH ARE HEREAFTER OCCUPIED, USED, ERECTED, ALTERED OR CONVERTED SHALL BE USED, PLACED AND ERECTED IN CONFORMANCE WITH THE ZONING REGULATIONS PRESCRIBED FOR THE ZONING DISTRICT IN WHICH SUCH LAND OR BUILDING IS LOCATED.