Page 23 - PPL-engelsk 2025

Air Law

ATC (Air Traffic Control Service) – Air Traffic Control Service

The air traffic control service is responsible for:

a) Preventing collisions between aircraft
b) Preventing collisions on the maneuvering area between aircraft and

obstacles, and promoting and regulating air traffic

ATS Authority – The authority designated by the relevant state as responsible

for the provision of air traffic services in a specific airspace.

Alert Phase – A situation where there is concern for the safety of an aircraft

and its occupants. Code designation ALERFA.

BL – Regulations for Civil Aviation, Denmark

CTA (Control Area) – A controlled airspace extending upwards from a defined

boundary above the earth's/water's surface.

CTR (Control Zone) – A controlled airspace extending upwards from the

earth's/water's surface to a defined upper boundary.

FIR (Flight Information Region) – A defined airspace within which flight

information and alarm services are provided.

FIS (Flight Information Service)

FIZ (Flight Information Zone) – An uncontrolled airspace created around an

uncontrolled aerodrome, extending upwards from the earth's/water's surface

to a defined upper boundary.

Flight Visibility – The visibility ahead from the cockpit of an aircraft during

flight.

Apron – A defined area at an aerodrome intended for aircraft to remain during

refueling, passenger or cargo loading/unloading, parking, or maintenance.

Expected Off-Block Time – The time at which an aircraft is expected to begin

taxiing for takeoff.

Approved Aerodrome – An aerodrome that has been approved by the Danish

Civil Aviation Administration for a specific activity.

Applicable Flight Plan – The flight plan, including any changes made by

subsequent clearances.

Flight Theory PPL(A)(UL)/LAPL Henning Andersen, Midtjysk Flyveskole© 2025 23