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A pilot is studying some Aeronautical Information Circulars (AICs) that are printed on mauve paper. What do they deal with?

  • A

    Safety

  • B

    UK Airspace Restrictions

  • C

    Administration matters

  • D

    Maps and Charts

Aeronautical Information Circular (AIC) is a notice related to flight safety, air navigation, technical, administrative or legislative matters that does not qualify for origination of a NOTAM or inclusion in the AIP (e.g. bird migration warnings, planned establishment of a new airport).

NOTAM → a notice distributed by means of telecommunication containing information concerning the establishment, condition or change in any aeronautical facility, service, procedure or hazard, the timely knowledge of which is essential to personnel concerned with flight operations.

AIP → publication containing lasting aeronautical information used for air navigation (e.g. aerodrome dimensions)


Aeronautical Information Circular (AIC) colour codes:

  • White → administrative matters
  • Yellow → operational matters
  • Green → maps and charts
  • Pink → safety related issues
  • Mauve paper → UK airspace restrictions

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