Iowa Code § 329.3

Every municipality having an airport hazard area within its territorial limits may adopt, administer, and enforce in the manner and upon the conditions prescribed by this chapter, zoning regulations for such airport hazard area, which regulations may divide such area into zones and, within such zones, specify the land uses permitted, and regulate and restrict, for the purpose of preventing airport hazards, the height to which structures and trees may be erected or permitted to grow. Regulations adopted under this chapter shall be made with consideration of the smart planning principles under section 18B.1.