All applicants for residential subdivision development proposed within the Redlands airport influence area shall be required, as a condition of approval of the subdivision development, to pay a fee established by resolution of the city council, for the city's costs of installation and maintenance of signs notifying the public that the subdivision is located within the Redlands airport influence area. Such signs shall be installed by the city at locations determined by the city's public works director, or his or her designee. (Ord. 2640 § 1, 2006)