No person, firm, or corporation owning, operating, or in control of any aircraft shall park or store such aircraft in any area of an airport other than in a public aircraft parking area, or an area held under written agreement with the City of Chicago for such purposes.
No person, firm, or corporation owning, operating, or in control of any aircraft shall load or unload, or attempt to load or unload, passenger(s), cargo, baggage, or mail in any combination thereof carried for hire on any airport other than in the public passenger ramp area, the public cargo ramp area, or an area held under written agreement authorizing same with the City of Chicago; provided, that use of such areas is subject to prescribed charges; and provided further, that no such person, firm or corporation as aforesaid, other than a tenant or permittee of terminal building space at the same airport who holds such space for the purpose of conducting such business, shall use or attempt to use said public passenger ramp area or public cargo ramp area without written permission from the commissioner of aviation or his designated representative.
(Prior code § 37-12.3)