| has gloss | eng: Class C is an International Civil Aviation Organization (ICAO) air space designation that protects the approach and departure paths from aircraft not under air traffic control. All aircraft inside Class C airspace are subject to air traffic control. Traffic operating under VFR must be in communication with a controller, before entering the airspace. The airspace is similar to Class B's "upside down wedding cake", but much smaller. The inner most ring extends from the surface area around the airport, to typically 4,000 ft (1220 m) above ground level (AGL), with a radius of . One outer ring surrounds it with a floor from about 1,200 ft (370 m) AGL, to the 4,000 ft (1220 m) AGL ceiling, with a radius of . |