Definitions for "Controlled airspace"
Keywords:  airspace, vfr, atc, ifr, aircraft
An airspace of defined dimensions within which ATC service is provided. Fr: espace aérien contrôl
Airspace closed to unauthorised aircraft (and see TPA).
Airspace of defined dimensions within which air traffic control service is provided to IFR and VFR flights in accordance with the airspace classification.
Keywords:  faa, pilots, charts, marked, sectional
area in which services to pilots are provided by FAA. Marked on air sectional charts.