ENR 1.4 ATS AIRSPACE

1.4 ATS AIRSPACE CLASSIFICATION

1.4.1 Classification of airspace

ATS airspace within the boundaries of the XZ division will be classified in accordance with ICAO standards. ICAO airspace classifications not in use within the XZ division are indicated accordingly.

Class A	All controlled airspace FL145 and above or as designated.
Class B	Not used in XZ Division.
Class C	All controlled airspace below FL145. In the case of an ATZ, aerodrome separation will be applied.
Class D	Not used in XZ Division.
Class E	Not used in XZ Division.
Class F	Not used in XZ Division.
Class G	All uncontrolled airspace.

Speed restrictions for specific airspaces are given with the description for: –

STAR’s (where applicable);
Noise abatement;
Rules and regulations

Class	Type of flight	Separation provided	Service provided	Speed limitation	Radio communication	Subject to an ATC clearance
A	IFR only	All aircraft	Air traffic control service	Not applicable	Continuous two-way	Yes
B	IFR VFR	All aircraft	Air traffic control service	As published for relevant airspace	Continuous two-way	Yes
C	IFR — VFR	IFR from IFR IFR from VFR — VFR from IFR	Air traffic control service	As published for relevant airspace	Continuous two-way	Yes
D	IFR — VFR	IFR from IFR — Not provided	Air traffic control service incl. traffic information about VFR flights (and traffic avoidance advice upon request) — Traffic information between VFR and IFR flights (and traffic avoidance advice upon request)	As published for relevant airspace	Continuous two-way	Yes
E	IFR — VFR	IFR from IFR — Not provided	Air traffic control service and traffic information about VFR flights as far as practical — Traffic information as far as practical	As published for relevant airspace	Continuous two-way — Not required	Yes — No
F	IFR — VFR	IFR from IFR as far as practical — Not provided	Air traffic advisory service — Flight information service	As published for relevant airspace	Continuous two-way	No — No
G	IFR — VFR	Not provided — Not provided	Flight information service — Flight information service	As published for relevant airspace	Continuous two-way — Not required	No — No