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Air Law

traffic controller in Karup, for example, can see aircraft taxiing on the ground

at Kastrup.

The transponder is not a guarantee against collisions, but it can reduce the risk.

And with mode C, you can enter class C airspace.

Assigning an individual SSR code to a VFR flight does not mean the flight is

continuously monitored by radar, or that the flight has been cleared for entry

into areas where VFR flights must be conducted as controlled flights according
to air traffic regulations, BL 7-1, point 4.6.1.1.

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1.5.4 Air traffic service airspace classification

- Airspace A is prohibited for VFR traffic (does not exist in Denmark)

- Airspace B and F are not introduced in Denmark

Separation
IFR/ Speed Radio SSR Clarifi-
Class Ensured Service VMC Minima
VFR Restriction Com. Mode cation
Between
IFR
A All traffic Air Traffic Control Service 2-way A + C Yes
Only

IFR All traffic Air Traffic Control Service 2-way A + C Yes
B 8 km above FL100, 5 km
VFR All traffic Air Traffic Control Service below FL100 2-way A + C Yes
Clear of clouds
IFR & IFR,
IFR Air Traffic Control Service 2-way A + C Yes
IFR & VFR
Air Traffic Control Service 8 km in and above FL 100
C for IFR separation 5 km below FL 100 250 KT IAS
VFR-VFR: No separation
VFR VFR & IFR 1500 m horizontal and 1000 below 2-way A + C Yes
Traffic information and ft vertical distance from FL100
avoidance advice on
request clouds

Air Traffic Control Service, 250 KT IAS
Traffic Information on VFR Yes
IFR IFR & IFR below 2-way A + C
and avoidance advice on FL100
request
D
Air Traffic Control Service, 8 km above FL100, 5 km
Traffic Information on IFR & below FL1001500 m 250 KT IAS
VFR None below 2-way A + C Yes
VFR and avoidance advice horizontal and 1000 ft FL100
on request vertical distance from clouds

Flight Theory PPL(A)(UL)/LAPL Henning Andersen, Midtjysk Flyveskole© 2025 72