(70 ILCS 1835/2.8)
(from Ch. 19, par. 702.8)
"Approach" means any path, course or zone defined by an ordinance of the
District or by other lawful regulation, on the ground or in the air, or
both, for the use of aircraft in landing and taking off from an airport
located within the District.
(Source: P.A. 76-1788