Legalize / European Union / Implementing Regulation

Commission Implementing Regulation (EU) 2017/373 of 1 March 2017 laying down common requirements for providers of air traffic management/air navigation services and other air traffic management network functions and their oversight, repealing Regulation (EC) No 482/2008, Implementing Regulations (EU) No 1034/2011, (EU) No 1035/2011 and (EU) 2016/1377 and amending Regulation (EU) No 677/2011 (Text with EEA relevance. )

Type Implementing Regulation

Publication 2017-03-08

Last updated 2026-10-04

State In force

Department European Commission, MOVE

Source EUR-Lex

articles 16

Reform history JSON API

Subject	Property	Sub-property	Type	Description	Note	Accuracy	Integrity	Orig. Type	Pub. Res.	Chart Res.
Aerodrome/Heliport				A defined area on land or water (including any buildings, installations and equipment) intended to be used either wholly or in part for the arrival, departure and surface movement of aircraft.
	Designator			Designator of the aerodrome/heliport
		ICAO location indicator	Text	The four-letter ICAO location indicator of the aerodrome/heliport, as listed in ICAO Doc 7910 ‘Location Indicators’	If any
		IATA designator	Text	The identifier that is assigned to a location in accordance with IATA rules (Resolution 767)	If any
		Other	Text	A locally defined airport identifier, if other than an ICAO location indicator
	Name		Text	The primary official name of an aerodrome as designated by the competent authority
	Served city		Text	The full name (free text) of the city or town the aerodrome/ heliport is serving
	Type of traffic permitted
		International/national	Code list	Indication if international and/or national flights are permitted at the aerodrome/ heliport
		Instrument flight rules (IFR)/ Visual flight rules (VFR)	Code list	Indication if IFR and/or VFR flights are permitted at the aerodrome/heliport
		Scheduled/ non-scheduled	Code list	Indication if scheduled and/or non-scheduled flights are permitted at the aerodrome/heliport
		Civil/military	Code list	Indication if civil commercial aviation and/or general aviation and/or military flights are permitted at the aerodrome/ heliport
		Restricted use	Text	Indication if an aerodrome or heliport is not open for the public (only for use by the owners)
	Heliport type		Text	The type of the heliport (surface level, elevated, shipboard or helideck)
	Control type		Text	Indication if an aerodrome is under civil control, military control or joint control
	Certified		Text	Indication if an aerodrome is/is not certified in accordance with the ICAO rules or Regulation (EU) No 139/2014
	Certification date		Date	The date when the airport certification was issued by the competent authority
	Certification expiration date		Date	The date when the aerodrome certification becomes invalid
	Field elevation
		Elevation	Elevation	The vertical distance above mean sea level (MSL) from the highest point of the landing area		0,5 m	Essential	Surveyed	1 m or 1 ft	1 m or 1ft
		Geoid undulation	Height	The geoid undulation at the aerodrome/ heliport elevation position	Where appropriate	0,5 m	Essential	Surveyed	1 m or 1 ft	1 m or 1ft
	Reference temperature		Value	The monthly mean of the daily maximum temperatures for the hottest month of the year at an aerodrome; this temperature must be averaged over a period of years.
	Mean low temperature		Value	The mean lowest temperature of the coldest month of the year, for the last five years of data at the aerodrome elevation		5 degrees
	Magnetic variation			The angular difference between the true and the magnetic north
		Angle	Angle	The angle value of the magnetic variation		1 degree	Essential	Surveyed	1 degree	1 degree
		Date	Date	The date on which the magnetic variation had the corresponding value
		Annual change	Value	The annual rate of change of the magnetic variation
	Reference point			The designated geographical location of an aerodrome
		Position	Point	Geographical location of the aerodrome reference point		30 m	Routine	Surveyed/calculated	1 sec	1 sec
		Site	Text	Location of the reference point on the aerodrome
		Direction	Text	Direction of the aerodrome reference point from the centre of the city or town which the aerodrome serves
		Distance	Distance	Distance of the aerodrome reference point from the centre of the city or town which the aerodrome serves
Landing direction indicator				A device to visually indicate the direction currently designated for landing and for take-off
	Location		Text	Location of the landing direction indicator
	Lighting		Text	Lighting of the landing direction indicator	If any
Secondary power supply
	Characteristics		Text	Description of the secondary power supply
	Switch-over time		Value	Secondary power supply switch-over time
Anemometer				Device used for measuring the wind speed
	Location		Text	Location of the anemometer
	Lighting		Text	Lighting of the anemometer	If any
Aerodrome beacon (ABN)/ identification beacon (IBN)				Aerodrome beacon/identification beacon used to indicate the location of an aerodrome from the air
	Location		Text	Location of the aerodrome beacon/identification beacon	If any
	Characteristics		Text	Description of the aerodrome beacon/identification beacon
	Hours of operation		Schedule	Hours of operation of the aerodrome beacon/identification beacon
Wind direction indicator
	Location		Text	Location of the wind direction indicator
	Lighting		Text	Lighting of the wind direction indicator
Runway visual range (RVR) observation site				The observation site of the RVR
	Position		Point	Geographical location of the RVR observation sites
Frequency area				The designated part of a surface movement area where a specific frequency is required by ATC or ground control
	Station		Text	Name of the station providing the service
	Frequency		Value	Frequency of the station providing the service
	Boundary		Polygon	Area boundary of the frequency area
Hot spot				A location on an aerodrome movement area with a history, or potential risk, of collision or RWY incursion, and where heightened attention by pilots/drivers is necessary
	Identifier		Text	The identifier of the hot spot
	Annotation		Text	Additional information about the hot spot
	Geometry		Polygon	Geographical area of the hot spot
Subject	Property	Sub-property	Type	Description	Note	Accuracy	Integrity	Orig. Type	Pub. Res.	Chart Res.
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RWY				A defined rectangular area on a land aerodrome prepared for the landing and take-off of aircraft
	Designator		Text	The full textual designator of the RWY, used to uniquely identify the RWY at an aerodrome/heliport (e.g. 09/27, 02R/20L, RWY 1)
	Nominal length		Distance	The declared longitudinal extent of the RWY for operational (performance) calculations		1 m	Critical	Surveyed	1 m or 1 ft	1 m
	Nominal width		Distance	The declared transversal extent of the RWY for operational (performance) calculations		1 m	Essential	Surveyed	1 m or 1 ft	1 m
	Geometry		Polygon	Geometries of the RWY element, RWY displaced area and RWY intersection
	Centre line points
		Position	Point	Geographical location of the RWY centre line at each end of the RWY, at the stopway (SWY), and at the origin of each take-off flight path area, as well as at each significant change in the slope of the RWY and SWY	Definition from Annex 4 3.8.4.2	1 m	Critical	Surveyed
		Elevation	Elevation	The elevation of the corresponding centre line point. For non-precision approaches, any significant high and low intermediate points along the RWY shall be measured to the accuracy of one-half metre or foot.		0,25 m	Critical	Surveyed
		Geoid undulation	Height	The geoid undulation at the corresponding centre line point
	RWY exit line
		Exit guidance line	Line	Geographical location of the RWY exit line		0,5 m	Essential	Surveyed	1/100 sec	1 sec
		Colour	Text	Colour of the RWY exit line
		Style	Text	Style of the RWY exit line
		Directionality	Code list	Directionality of the RWY exit line (one-way or two-way)
	Surface type		Text	The surface type of the RWY
	Strength
		Pavement classification number (PCN)	Text	PCN
		Pavement type	Text	Pavement type for the aircraft classification number — pavement classification number (ACN-PCN) determination
		Subgrade category	Text	Subgrade strength category of the RWY
		Allowable pressure	Text	The maximum allowable tyre pressure category or the maximum allowable tyre pressure value
		Evaluation method	Text	The evaluation method used
	Strip			A defined area including the RWY and the SWY, if provided: to reduce the risk of damage to aircraft running off a RWY; and to protect aircraft flying over the RWY during take-off or landing operations
		Length	Distance	The longitudinal extent of the RWY strip
		Width	Distance	The transversal extent of the RWY strip
		Surface type	Text	The surface type of the RWY strip
	Shoulder			An area adjacent to the edge of a pavement, so prepared as to provide a transition area between the pavement and the adjacent surface
		Geometry	Polygon	Geographical location of the RWY shoulders
		Surface type	Text	The surface type of the RWY shoulder
		Width	Distance	The width of the RWY shoulder		1 m	Essential	Surveyed	1 m or 1 ft
	Blast pad			Specially prepared surface placed adjacent to the end of a RWY to eliminate the erosive effect of the strong wind forces produced by aeroplanes at the beginning of their take-off roll
		Geometry	Polygon	Geographical location of the blast pad
	Obstacle-free zone		Text	Existence of an obstacle-free zone for a precision approach RWY category I	When provided
	RWY marking
		Type	Text	Type of the RWY marking
		Description	Text	Description of the RWY marking
		Geometry	Polygon	The geographical location of the RWY marking
	RWY centre line LGT
		Length	Distance	The longitudinal extent of the RWY centre line lights
		Spacing	Distance	Spacing of the RWY centre line lights
		Colour	Text	Colour of the RWY centre line lights
		Intensity	Text	Intensity of the RWY centre line lights
		Position	Point	Geographical location of each individual light of the RWY centre line lights
	RWY edge LGT
		Length	Distance	The longitudinal extent of the RWY edge lights
		Spacing	Distance	Spacing of the RWY edge lights
		Colour	Text	Colour of the RWY edge lights
		Intensity	Text	Intensity of the RWY edge lights
		Position	Point	Geographical location of each individual light of the RWY edge lights
	Reference code			The intent of the reference code is to provide a simple method for interrelating the numerous specifications concerning the characteristics of aerodromes so as to provide a series of aerodrome facilities that are suitable for the aeroplanes intended to operate at the aerodrome.
		Number	Code list	A number based on the aeroplane reference field length
		Letter	Code list	A letter based on the aeroplane wingspan and outer main gear wheel span
	Restriction		Text	Description of restrictions imposed on the RWY
RWY direction
	Designator		Text	The full textual designator of the landing and take-off direction — examples: 27, 35L, 01R
	True bearing		Bearing	The true bearing of the RWY		1/100 degree	Routine	Surveyed	1/100 degree	1 degree
	Type		Text	Type of RWY: precision (Cat I, II, III)/ non-precision/ non-instrument
	Threshold			The beginning of the portion of the RWY usable for landing
		Position	Point	The geographical location of the RWY threshold		1 m	Critical	Surveyed	1/100 sec	1 sec
		Elevation	Elevation	Elevation of the RWY threshold		See Note 1	See Note 1	See Note 1	See Note 1	See Note 1
		Geoid undulation	Height	WGS-84 geoid undulation at the RWY threshold position		See Note 2	See Note 2	See Note 2	See Note 2	See Note 2
		Type	Text	The indication if the threshold is displaced or not displaced; a displaced threshold is not located at the extremity of the RWY
		Displacement	Distance	Distance of the displaced threshold	If threshold displaced	1 m	Routine	Surveyed
	RWY end			RWY end (flight path alignment point)
		Position	Point	Location of the RWY end in the direction of departure		1 m	Critical	Surveyed	1/100 sec	1 sec
		Elevation	Elevation	Elevation of the end position of the RWY		See RWY centre line points
	Departure end of RWY (DER)			The end of the area declared suitable for take-off (i.e. the end of the RWY or, where a clearway is provided, the end of the clearway)	Beginning of the departure procedure
		Position	Point	The geographical location of the DER
		Elevation	Elevation	The elevation of the DER is the elevation of the end of the RWY or of the clearway, whichever is higher.
	Touchdown zone			The portion of a RWY beyond the threshold, where landing aeroplanes are intended to first contact the RWY
		Elevation	Elevation	The highest elevation of the touchdown zone of a precision approach RWY	Precision approach RWY	0,25 m or 0,25 ft
		Slope	Value	The slope of the RWY touchdown zone
	Slope		Value	The slope of the RWY
	Land-and-hold short operations (LAHSOs)			LAHSOs
		Geometry	Line	The geographical location of the LAHSOs
		Protected element	Text	The name of the RWY or taxiway (TWY) being protected
	Displaced area			The portion of a RWY between the beginning of the RWY and the displaced threshold
		Geometry	Polygon	Geographical location of the displaced area
		PCN	Text	The PCN of the displaced area
		Surface type	Text	The surface type of the displaced area
		Aircraft restriction	Text	Usage restriction for a specific aircraft type
	SWY			A defined rectangular area on the ground at the end of the take-off RWY available, prepared as a suitable area in which an aircraft may be stopped in case of an abandoned take-off
		Length	Distance	The longitudinal extent of the SWY	If any	1 m	Critical	Surveyed	1 m or 1 ft	1 m
		Width	Distance	The width of the SWY		1 m	Critical	Surveyed	1 m or 1 ft	1 m
		Geometry	Polygon	Geographical location of the SWY
		Slope	Value	The slope of the SWY
		Surface type	Text	The surface type of the SWY
	Clearway			A defined rectangular area on the ground or water under the control of the appropriate authority, selected or prepared as a suitable area over which an aeroplane may make a portion of its initial climb to a specified height
		Length	Distance	The longitudinal extent of the clearway		1 m	Essential	Surveyed	1 m or 1 ft
		Width	Distance	The transversal extent of the clearway		1 m	Essential	Surveyed	1 m or 1 ft
		Ground profile		The vertical profile (or slope) of the clearway	If any
	RWY end safety area (RESA)			An area symmetrical about the extended RWY centre line and adjacent to the end of the strip, primarily intended to reduce the risk of damage to an aeroplane undershooting or overrunning the RWY
		Length	Distance	The longitudinal extent of the RESA
		Width	Distance	The transversal extent of the RESA
		Longitudinal slope	Value	The longitudinal slope of the RESA
		Transversal slope	Value	The transversal slope of the RESA
	Declared distances
		Take-off run available (TORA)	Distance	The length of the RWY, declared available and suitable for the ground run of an aeroplane taking off		1 m	Critical	Surveyed	1 m or 1 ft	1 m
		Take-off distance available (TODA)	Distance	The length of the take-off run available plus the length of the clearway, if provided		1 m	Critical	Surveyed	1 m or 1 ft	1 m
		Accelerate-stop distance available (ASDA)	Distance	The length of the take-off run available plus the length of the SWY, if provided		1 m	Critical	Surveyed	1 m or 1 ft	1 m
		Landing distance available (LDA)	Distance	The length of the RWY, declared available and suitable for the ground run of an aeroplane landing		1 m	Critical	Surveyed	1 m or 1 ft	1 m
		Remarks	Text	Remarks including RWY entry or start point, where alternative reduced distances have been declared
	RWY end LGT
		Colour	Text	Colour of the RWY end lights
		Position	Point	Geographical location of each individual light of the RWY end lights
	SWY LGT
		Length	Distance	The longitudinal extent of the SWY lights
		Colour	Text	Colour of the SWY lights
		Position	Point	Geographical location of each individual light of the SWY lights
	Approach lighting system
		Type	Text	Classification of the approach lighting system, using as criteria Regulation (EU) No 139/2014 and CS-ADR-DSN, especially CS ADR-DSN.M.625 and CS ADR-DSN.M.626
		Length	Distance	The longitudinal extent of the approach lighting system
		Intensity	Text	A code indicating the relative intensity of the approach lighting system
		Position	Point	Geographical location of each individual light of the approach lighting system
	RWY threshold lights
		Colour	Text	Colour of the RWY threshold lights
		Wing bar colour	Text	Colour of the RWY threshold wing bars
		Position	Point	Geographical location of each individual light of the threshold and wing bar lights
	Touchdown zone lights
		Length	Distance	The longitudinal extent of the RWY touchdown zone lights
		Position	Point	Geographical location of each individual light of the RWY touchdown zone lights
	Visual-approach slope indicator system
		Minimum eye height over the threshold (MEHT)	Height	MEHT
		Location	Point	Geographical location of the visual-approach slope indicator system
		Angle	Angle	The nominal-approach slope angle(s)
		Type	Text	The type of visual approach indicator system (PAPI, A-PAPI. etc.)
		Displacement angle	Angle	Where the axis of the system is not parallel to the RWY centre line, the angle of and the direction of displacement, i.e. left or right
		Displacement direction	Text	Where the axis of the system is not parallel to the RWY centre line, the angle of and the direction of displacement, i.e. left or right
	Arresting gear		Line	The geographical location of the arresting-gear cable across the RWY
	Arresting system			High-energy-absorbing material located at the end of a RWY or SWY, designed to be crushed under the weight of an aeroplane as the material exerts deceleration forces on the aircraft landing gear
		Geometry	Polygon	Geographical location of the arresting system
		Setback	Distance	Setback of the arresting system
		Length	Distance	The longitudinal extent of the arresting system
		Width	Distance	The transversal extent of the arresting system
Radio altimeter area
	Length		Distance	The longitudinal extent of the radio altimeter area
	Width		Distance	The transversal extent of the radio altimeter area
	Geometry		Polygon	Geographical location of the radio altimeter area

			Note 1	Threshold elevation for RWYs with non-precision approaches		0,5 m	Essential	Surveyed	1 m or 1ft	1 m or 1 ft
				Threshold elevation for RWYs with precision approaches		0,25 m	Critical	Surveyed	0,1 m or 0,1 ft	0,5 m or 1 ft
			Note 2	WGS-84 geoid undulation at the RWY threshold for non-precision approaches		0,5 m	Essential	Surveyed	1 m or 1ft	1 m or 1 ft
				WGS-84 geoid undulation at the RWY threshold for precision approaches		0,25 m	Critical	Surveyed	0,1 m or 0,1 ft	0,5 m or 1 ft
Subject	Property	Sub-property	Type	Description	Note	Accuracy	Integrity	Orig. Type	Pub. Res.	Chart Res
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Final-approach and take-off area (FATO)				A defined area over which the final phase of the approach manoeuvre before hover or landing is completed and from which the take-off manoeuvre is commenced; where the FATO is used by helicopters operated in performance class 1, the defined area includes the rejected take-off area available.
	Threshold point			The beginning of the portion of the FATO, usable for landing
		Position	Point	Geographical location of the FATO threshold point		1 m	Critical	Surveyed	1/100 sec	1 sec
		Elevation	Elevation	Elevation of the FATO threshold		See Note 1	See Note 1	See Note 1	See Note 1	See Note 1
		Geoid undulation	Height	WGS-84 geoid undulation at the FATO threshold position		See Note 2	See Note 2	See Note 2	See Note 2	See Note 2
	DER			The end of the area declared suitable for take-off (i.e. the end of the RWY or, where a clearway is provided, the end of the clearway or the end of the FATO area)
		Position	Point	Geographical location of the DER		1 m	Critical	Surveyed	1/100 sec	1 sec
		Elevation	Elevation	The higher of the elevations of the beginning and of the end of the RWY/FATO
	Type		Text	Type of FATO
	Designation		Text	The full textual designator of the landing and take-off area
	Length		Distance	The longitudinal extent of FATO		1 m	Critical	Surveyed	1 m or 1 ft	1 m
	Width		Distance	The transversal extent of FATO
	Geometry		Polygon	Geographical location of the FATO element
	Slope		Value	The slope of FATO
	Surface type		Text	The surface type of FATO
	True bearing		Bearing	The true bearing of FATO		1/100 degree	Routine	Surveyed	1/100 degree
	Declared distances
		Take-off distance available (TODAH)	Distance	The FATO length plus the helicopter clearway length (if provided)	And, if applicable, alternative reduced declared distances	1 m	Critical	Surveyed	1 m or 1 ft
		Rejected take-off distance available (RTODAH)	Distance	The length of FATO, declared available and suitable for helicopters operated in performance class 1, to complete a rejected take-off		1 m	Critical	Surveyed	1 m or 1 ft
		Landing distance available (LDAH)	Distance	The length of FATO plus any additional area declared available and suitable for helicopters to complete the landing manoeuvre from a defined height		1 m	Critical	Surveyed	1 m or 1 ft
		Remarks	Text	Remarks including RWY entry or start point, where alternative reduced distances have been declared
	FATO marking
		Description	Text	Description of the FATO markings
	Approach lighting system
		Type	Text	Classification of the approach lighting system, using as criteria Regulation (EU) No 139/2014 and CS-ADR-DSN, specifically CS ADR-DSN.M.625 and CS ADR-DSN.M.626
		Length	Distance	The longitudinal extent of the approach lighting system
		Intensity	Text	A code indicating the relative intensity of the approach lighting system
		Position	Point	Geographical location of each individual light of the approach lighting system
	Area lights
		Description	Text	Description of the area lights
		Position	Point	Geographical location of each individual light of the area lights
	Aiming point lights
		Description	Text	Description of the aiming point lights
		Position	Point	Geographical location of each individual light of the aiming point lights
Touchdown and lift-off area (TLOF)				An area on which a helicopter may touch down or lift off
	Designator		Text	The full textual designator of TLOF
	Centre point
		Position	Point	Geographical location of the TLOF threshold point		1 m	Critical	Surveyed	1/100 sec	1 sec
		Elevation	Elevation	Elevation of the TLOF threshold		See Note 1	See Note 1	See Note 1	See Note 1	See Note 1
		Geoid undulation	Height	The WGS-84 geoid undulation TLOF centre point position		See Note 2	See Note 2	See Note 2	See Note 2	See Note 2
	Length		Distance	The longitudinal extent of TLOF		1 m	Critical	Surveyed	1 m or 1 ft	1 m
	Width		Distance	The transversal extent of TLOF		1 m	Critical	Surveyed	1 m or 1 ft	1 m
	Geometry		Polygon	The geographical location of the TLOF element
	Slope		Value	The slope of TLOF
	Surface type		Text	The surface type of TLOF
	Bearing strength		Value	The bearing strength of TLOF					1 ton
	Visual-approach slope indicator system type		Text	Type of the visual-approach slope indicator system
	Marking
		Description	Text	Description of the TLOF markings
Safety area				A defined area on a heliport surrounding the FATO, which is free of obstacles, other than those required for air navigation purposes, and intended to reduce the risk of damage to helicopters accidentally diverging from the FATO
	Length		Distance	The longitudinal extent of the safety area
	Width		Distance	The transversal extent of the safety area
	Surface type		Text	The surface type of the safety area
Helicopter clearway				A defined area on the ground or water, selected and/or prepared as a suitable area over which a helicopter operated in performance class 1 may accelerate and achieve a specific height
	Length		Distance	The longitudinal extent of the helicopter clearway
	Ground profile		Value	The vertical profile (or slope) of the helicopter clearway

			Note 1	The FATO threshold for heliports with or without a Point-in-Space (PinS) approach		0,5 m	Essential	Surveyed	1 m or 1 ft
				The FATO threshold for heliports intended to be operated		0,25 m	Critical	Surveyed	1 m or 1 ft (non-precision) 0,1 m or 0,1 ft (precision)
			Note 2	The WGS–84 geoid undulation at the FATO threshold and the TLOF geometric centre, for heliports with or without a PinS approach		0,5 m	Essential	Surveyed	1 m or 1 ft
				The WGS–84 geoid undulation at the FATO threshold and the TLOF geometric centre, for heliports intended to be operated		0,25 m	Critical	Surveyed	1 m or 1 ft (non-precision) 0,1 m or 0,1 ft (precision)
Subject	Property	Sub-property	Type	Description	Note	Accuracy	Integrity	Orig. Type	Pub. Res.	Chart Res.
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Apron				A defined area on a land aerodrome, intended to accommodate aircraft as regards loading or unloading passengers, mail or cargo, fuelling, parking or maintenance
	Designator		Text	The full textual name or designator used to identify an apron at an aerodrome/heliport
	Geometry		Polygon	Geographical location of the apron element		1 m	Routine	Surveyed	1/10 sec	1 sec
	Type		Text	Classification of the primary use of the apron
	Aircraft restriction		Text	Usage restriction (prohibition) for a specified aircraft type
	Surface type		Text	The surface type of the apron
	Strength
		PCN	Text	PCN of the apron
		Pavement type	Text	ACN-PCN determination
		Subgrade category	Text	Subgrade strength category of the apron
		Allowable pressure	Text	The maximum allowable tyre pressure category or the maximum allowable tyre pressure value
		Evaluation method	Text	The evaluation method used to determine the apron strength
	Elevation		Elevation	The elevation of the apron
TWY				A defined path on a land aerodrome, established for the taxiing of aircraft and intended to provide a link between one part of the aerodrome and another
	Designator		Text	The full textual designator of the TWY
	Width		Distance	The transversal extent of the TWY		1 m	Essential	Surveyed	1 m or 1 ft
	Geometry		Polygon	Geographical location of the TWY element
	Bridge		Text	Type of the bridge (none, overpass, underpass)
	Surface type		Text	Surface type of the TWY
	Strength
		PCN	Text	PCN of the TWY
		Pavement type	Text	ACN-PCN determination
		Subgrade category	Text	Subgrade strength category of the TWY
		Allowable pressure	Text	Maximum allowable tyre pressure category or maximum allowable tyre pressure value
		Evaluation method	Text	The evaluation method used to determine the taxiway strength
	Aircraft restrictions		Text	Usage restriction (prohibition) for a specified aircraft type
	Reference code letter		Code list	A letter based on the aeroplane wingspan and outer main gear wheel span
	Location for wing tips extension		Point/Polygon	For aerodromes accommodating aeroplanes with folding wing tips, the location where to extend the wing tips
	Centre line points
		Position	Point	Geographical coordinates of the TWY centre line points		0,5 m	Essential	Surveyed	1/100 sec	1/100 sec
		Elevation	Elevation	Elevation of taxiway centre line points		1 m	Essential	Surveyed
	Shoulder			An area adjacent to the edge of a pavement, so prepared as to provide a transition between the pavement and the adjacent surface
		Geometry	Polygon	The geographical location of the TWY shoulder
		Surface type	Text	Surface type of the TWY shoulder
		Width	Distance	The width of the TWY shoulder		1 m	Essential	Surveyed	1 m or 1 ft
	Guidance lines
		Geometry	Line	Geographical location of the guidance lines		0,5 m	Essential	Surveyed	1/100 sec	1/100 sec
		Colour	Text	Colour of TWY guidance lines
		Style	Text	Style of TWY guidance lines
		Wingspan	Value	Wingspan
		Maximum speed	Value	Maximum speed
		Direction	Text	Direction
	Intermediate-holding-position marking line		Line	Intermediate holding position marking line		0,5 m	Essential	Surveyed	1/100 sec	1 sec
	TWY marking
		Description	Text	Description of the TWY marking
	TWY edge lights
		Description	Text	Description of the TWY edge lights
		Position	Point	Geographical location of each individual light of the TWY edge lights
	TWY centre line lights
		Description	Text	Description of the TWY centre line lights
		Position	Point	Geographical location of each individual light of the TWY centre line lights
	Stop bars
		Description	Text	Description of the stop bars	If any
		Location	Line	Location of the stop bars
	RWY guard lights
		Description	Text	Description of the RWY guard lights and other RWY protection measures	If any
		Location	Point	Location of the stop bar	Configuration A
		Location	Line	Location of the stop bar	Configuration B
	RWY holding position			A designated position intended to protect a RWY, an obstacle limitation surface, or an instrument landing system (ILS)/microwave landing system (MLS) critical/sensitive area, at which taxiing aircraft and vehicles shall stop and hold, unless otherwise authorised by the aerodrome control tower
		Geometry	Line	Geographical location of the RWY holding position		0,5 m	Essential	Surveyed	1/100 sec	1 sec
		Protected RWY	Text	Designator of the RWY protected
		Cat stop	Code list	Category (CAT) of the RWY (0, I, II, III)
		RWY ahead text	Text	Actual text as in the marking; e.g. ‘RWY AHEAD’ or ‘RUNWAY AHEAD’
	Intermediate holding position	Geometry	Line	Geographical location of the intermediate holding position — a designated position intended for traffic control, at which taxiing aircraft and vehicles shall stop and hold until further cleared to proceed, when so instructed by the aerodrome control tower
Helicopter ground TWY				A ground TWY intended for the ground movement of wheeled undercarriage helicopters
	Designator		Text	The full textual designator of the helicopter ground TWY
	Centre line points		Point	Geographical location of the helicopter ground centre line TWY points		0,5 m	Essential	Surveyed/calculated
	Elevation		Elevation	Elevation of the helicopter ground TWY		1 m	Essential	Surveyed
	Width		Distance	The transversal extent of the helicopter ground TWY		1 m	Essential	Surveyed
	Surface type		Text	The surface type of the helicopter ground TWY
	Intersection marking line		Line	Helicopter ground TWY intersection marking line		0,5 m	Essential	Surveyed	1/100 sec	1 sec
	Lighting
		Description	Text	Description of the helicopter ground TWY light
		Position	Point	Geographical location of each individual light of the helicopter ground TWY lights
	Marking
		Description	Text	Description of helicopter ground TWY marking
Helicopter air TWY				A defined path on the surface, established for the air taxiing of helicopters
	Designator			The full textual designator of the helicopter air TWY
	Centre line points		Point	Geographical location of the helicopter air TWY centre line points		0,5 m	Essential	Surveyed/calculated
	Elevation		Elevation	Elevation of the helicopter air TWY		1 m	Essential	Surveyed
	Width		Distance	The transversal extent of the helicopter air TWY		1 m	Essential	Surveyed
	Surface type		Text	Surface type of the helicopter air TWY
	Lighting
		Description	Text	Description of the helicopter air TWY lighting
		Position	Point	Geographical location of each individual light of the helicopter air TWY lights
	Marking
		Description	Text	Description of the helicopter air TWY marking
Helicopter air transit routes				A defined path established for the movement of helicopters from one part of a heliport to another; a taxiing route includes a helicopter air or ground TWY centred on the taxiing route.
	Designator		Text	Designator of the helicopter air transit route
	Geometry		Line	Geographical location of the helicopter air transit route
	Width		Distance	The transversal extent of the helicopter air transit route		1 m	Essential	Surveyed
INS checkpoint
	Location		Point	Geographical location of the INS checkpoint	Where available	0,5 m	Routine	Surveyed	1/100 sec	1/100 sec
Very-high-frequency (VHF) omnidirectional range (VOR) checkpoint
	Location		Point	Geographical location of the VOR checkpoint	Where available
	Frequency		Value	Frequency of the VOR checkpoint
Altimeter checkpoint
	Location		Point	Geographical location of the altimeter checkpoints
	Elevation		Elevation	Elevation of the altimeter checkpoints
Aircraft stand				A designated area on an apron intended to be used for parking an aircraft
	Name		Text	Name of the aircraft stand point
	Aircraft stand points	Location	Point	Geographical location of the aircraft stand point		0,5 m	Routine	Surveyed	1/100 sec	1/100 sec
		Aircraft types	Code list	Aircraft types
	Identification sign		Text	Description of the aircraft stand identification sign
	Visual docking/parking guidance system		Text	Description of the visual docking/parking guidance system at the aircraft stand
	Parking-stand area		Polygon	Geographical location of the parking-stand area
	Jetway		Code list	Jetway available at the aircraft stand
	Fuel		Code list	Fuel available at the aircraft stand
	Ground power		Code list	Ground power available at the aircraft stand
	Towing		Code list	Towing available at the aircraft stand
	Terminal		Text	Terminal-building reference
	Surface type		Text	Surface type of the aircraft stand
	Aircraft restriction		Text	Usage restriction (prohibition) for a specified aircraft type
	PCN		Text	PCN of the aircraft stand
	Stand guidance line
		Geometry	Line	Geographical location of the stand guidance line		0,5 m	Essential	Surveyed	1/100 sec
		Elevation	Elevation	Elevation of the parking guidance line points		1 m	Essential	Surveyed
		Direction	Text	Direction of the stand guidance line
		Wingspan	Value	Wingspan
		Colour	Code list	Colour of the stand guidance line
		Style	Code list	Style of the stand guidance line
Helicopter stand				An aircraft stand that provides for parking a helicopter, and where ground taxi operations are completed, or where the helicopter touches down and lifts off for air taxiing operations.
	Name		Text	Name of the helicopter stand
	Location		Point	Geographical location of the helicopter stand point/INS checkpoints		0,5 m	Essential	Surveyed	1/100 sec
De-icing area				A facility where frost, ice or snow is removed (de-icing) from the aeroplane to provide clean surfaces, and/or where clean surfaces of the aeroplane receive protection (anti-icing) against the formation of frost or ice, and accumulation of snow or slush, for a limited period of time
	Identifier		Text	Identifier of the de-icing area
	Geometry		Polygon	Geographical location of the de-icing area		1 m	Routine	Surveyed	1/10 sec	1 sec
	Surface type		Text	The surface type of the de-icing area
	Id base		Text	Name of the underlying TWY, parking stand or apron element
	Aircraft restriction		Text	Usage restriction (prohibition) for a specified aircraft type
Subject	Property	Sub-property	Type	Description	Note	Accuracy	Integrity	Orig. Type	Pub. Res.	Chart Res.
---	---	---	---	---	---	---	---	---	---	---
Communication facility
	Service designation		Text	Designation of the service provided
	Call sign		Text	Call sign of the communication facility
	Channel		Text	Channel/frequency of the communication facility
	Logon address		Text	Logon address of the facility	As appropriate
	Hours of operation		Schedule	Operational hours of the station serving the unit

2. Airspace data

Subject	Property	Sub-property	Type	Description	Note	Accuracy	Integrity	Orig. Type	Pub. Res.	Chart Res.
ATS airspace				Airspace of defined dimensions, alphabetically designated, within which specific types of flights may operate, and for which ATS and air traffic rules of operation are specified
	Type		Text	Type of ATS airspace in accordance with Appendix 4 to Implementing Regulation (EU) No 923/2012 (SERA)
	Designation		Text	The designator given to the airspace by a responsible authority
	Lateral limits		Polygon	The surface defining the horizontal shape of the airspace		See Note 1	See Note 1	See Note 1	See Note 1	See Note 1
	Vertical limits
		Upper limit	Altitude	The upper limit of the airspace
		Lower limit	Altitude	The lower limit of the airspace		50 m	Routine	Calculated	50 m or 100 ft	50 m or 100 ft
	Class of airspace		Code list	A categorisation of airspace which determines the operating rules, flight requirements and services provided.
	Transition altitude		Altitude	The altitude at or below which the vertical position of aircraft is controlled by reference to altitudes
	Hours of applicability		Schedule	The hours of applicability of the airspace
	ATS unit			Unit providing service
		Name	Text	The name of the unit providing the service
		Call sign	Text	The call sign of the aeronautical station serving the unit
		Language	Code list	Information on the language(s) used, specifying area and conditions, as well as when and where to be used, if applicable
		Applicability	Text	Information on the area and conditions when to be used
		Hours of service	Schedule	Operational hours of the station serving the unit
	Frequency
		Value	Value	The frequency of the ATS airspace
		Purpose	Text	Indications for specific purposes of the frequency

			Note 1	FIR, UIR		2 km	Routine	Declared	1 min	As plotted
				TMA, CTA		100 m	Essential	Calculated	1 sec	As plotted
				Controlled traffic region (CTR)		100 m	Essential	Calculated	1 sec	As plotted
Subject	Property	Sub-property	Type	Description	Note	Accuracy	Integrity	Orig. Type	Pub. Res.	Chart Res.
---	---	---	---	---	---	---	---	---	---	---
Special-activity airspace
	Type		Code list	Type of the special-activity airspace (see Note 1)
	Identification		Text	The identification given to uniquely identify the airspace
	Name		Text	The name given to the airspace by an authority nominated by the Member State
	Lateral limits		Polygon	The surface defining the horizontal shape of the airspace		See Note 2 for P, R, and D areas only	See Note 2 for P, R, and D areas only	See Note 2 for P, R, and D areas only	See Note 2 for P, R, and D areas only	See Note 2 for P, R, and D areas only
	Vertical limits
		Upper limit	Altitude	The upper limit of the airspace
		Lower limit	Altitude	The lower limit of the airspace
	Restriction		Text	Type of restriction or nature of hazard
	Activation		Text	Information on system and means of activation announcements together with information pertinent to civil flights and applicable to air defence identification zone (ADIZ) procedures
	Time of activity		Schedule	Time interval when the special activity takes place
	Risk of interception		Text	Risk of interception in the event of penetration

			Note 1 type	Prohibited area	Note 2	100 m	Essential	Calculated	1 sec	As plotted
				Restricted area		2 km	Routine	Declared	1 min	As plotted
				Danger area
				Military exercise area
				Military training area
				ADIZ
				Other
Subject	Property	Sub-property	Type	Description	Note	Accuracy	Integrity	Orig. Type	Pub. Res.	Chart Res.
---	---	---	---	---	---	---	---	---	---	---
Other regulated airspace
	Type		Text	Type of airspace (reduced vertical separation minima (RVSM), emergency locator transmitter (ELT), etc.)
	Identification		Text	The identification given to uniquely identify the airspace
	Name		Text	The name given to the airspace by an authority nominated by the Member State
	Lateral limits		Polygon	The surface defining the horizontal shape of the airspace
	Vertical limits
		Upper limit	Altitude	The upper limit of the airspace
		Lower limit	Altitude	The lower limit of the airspace
	Restriction		Text	Type of restriction, if any
	Activation		Text	Information on system and means of activation announcements together with information pertinent to civil flights and applicable to ADIZ procedures
	Time of activity		Schedule	Time interval when the special activity takes place
Subject	Property	Sub-property	Type	Description	Note	Accuracy	Integrity	Orig. Type	Pub. Res.	Chart Res.
---	---	---	---	---	---	---	---	---	---	---
ATS control sector
	Identification		Text	The identification given to the sector
	Lateral limits		Polygon	The surface defining the horizontal shape of the ATC sector
	Vertical limits
		Upper limit	Altitude	The upper limit of the sector
		Lower limit	Altitude	The lower limit of the sector

3. ATS and other routes data

Subject	Property	Sub-property	Type	Description	Note	Accuracy	Integrity	Orig. Type	Pub. Res.	Chart Res.
ATS route				A specified route designed for channelling the flow of traffic as necessary for the provision of ATS
	Designator		Text	Designators for ATS routes in accordance with Annex XI (Part-FPD) to this Regulation
	Designator prefix		Text	The prefix of the route designator as specified in Note1
Other route				A specified route designed for channelling the flow of traffic as necessary without provision of ATS
	Designator		Text	Designator of the route
	Type		Text	Type of route (e.g. VFR uncontrolled navigation routes)
	Flight rules		Code list	Information on the flight rules that apply to the route (IFR/VFR)
Route segment
	From point			Reference to the first point of a route segment
		Name	Text	The coded designators or code names of a significant point
		Reporting	Code list	Indication of the ATS/MET reporting requirement as ‘compulsory’ or ‘on request’
	To point			Reference to the second point of a route segment
		Name	Text	The coded designators or code names of a significant point
		Reporting	Code list	Indication of the ATS/MET reporting requirement as ‘compulsory’ or ‘on request’
	Track		Bearing	Track, VOR radial or magnetic bearing of a route segment		1/10 degree (terminal arrival departure)	Routine (terminal arrival departure)	Calculated (terminal arrival departure)	1 degree (terminal arrival departure)	1 degree (terminal arrival departure)
	Change over point		Point	The point at which an aircraft navigating on an ATS route segment defined by reference to the VOR ranges is expected to transfer its primary navigation reference from the facility behind it to the next facility ahead of it	In case of a VOR radial
	Length		Distance	The geodesic distance between ‘from point’ and ‘to point’		See Note 2	See Note 2	See Note 2	See Note 2	See Note 2
	Upper limit		Altitude	The upper limit of the route segment
	Lower limit		Altitude	The lower limit of the route segment
	Minimum en-route altitude (MEA)		Altitude	It is the altitude of an en-route segment that provides adequate reception of relevant navigation facilities and ATS communications, complies with the airspace structure, and provides the required obstacle clearance.		50 m	Routine	Calculated	50 m or 100 ft	50 m or 100 ft
	Minimum obstacle clearance altitude (MOCA)		Altitude	It is the minimum altitude of a defined segment that provides the required obstacle clearance		50 m	Routine	Calculated	50 m or 100 ft	50 m or 100 ft
	Minimum flight altitude		Altitude	Minimum flight altitude		50 m	Routine	Calculated	50 m or 100 ft	50 m or 100 ft
	Lateral limits		Distance	Lateral limits of the route
	Area minimum altitude (AMA)		Altitude	It is the minimum altitude to be used under instrument meteorological conditions (IMC), which provides a minimum obstacle clearance within a specified area, normally formed by parallels and meridians.
	Minimum vectoring altitude (MVA)		Altitude	MVA
	Restrictions		Text	Indication on any area speed and level/altitude restrictions, where established
	Direction of cruising levels			Indication of the direction of the cruising level (even, odd, none (NIL))
		Forward	Code list	Indication of the direction of the cruising level (even, odd, NIL) from the first point to the second point of the route segment
		Backward	Code list	Indication of the direction of the cruising level (even, odd, NIL) from the second point to the first point of the route segment
	Availability		Text	Information on the route availability
	Class of airspace		Text	Classification of airspace which determines the operating rules, flight requirements and services provided
	Performance-based navigation (PBN) requirements			Area navigation based on PBN requirements for aircraft operating along an ATS route, on an instrument approach procedure, or in a designated airspace	PBN only
		Navigation specification(s)	Text	Designation of the navigation specification(s) applicable to a specified segment or segments; there are two kinds of navigation specifications: (a) required navigation performance (RNP) specification: navigation specification based on area navigation that includes the requirement for performance monitoring and alerting, designated by the prefix RNP, e.g. RNP 4, RNP APCH. (b) Area navigation (RNAV) specification: navigation specification based on area navigation that does not include the requirement for performance monitoring and alerting, designated by the prefix RNAV, e.g. RNAV 5, RNAV 1.
		Navigation performance requirements	Text	The navigation accuracy requirement for each PBN (RNAV or RNP) route segment
		Sensor requirements	Text	Indication of the sensor requirements including any navigation specification limitations
	Controlling unit
		Name	Text	Name of the unit providing the service
		Channel	Text	Operating channel/frequency of the controlling unit
		Logon address	Text	A specified code used for data link logon to the controlling ATS unit	If applicable

			Note 1	U = upper	Note 2	1/10 km	Routine	Calculated	1/10 km or 1/10 nm	1 km or 1 nm
				H = helicopter		1/100 km	Essential	Calculated	1/100 km or 1/100 nm	1 km or 1 nm
				S = supersonic
				T = tacan
				Other
Subject	Property	Sub-property	Type	Description	Note	Accuracy	Integrity	Orig. Type	Pub. Res.	Chart Res.
---	---	---	---	---	---	---	---	---	---	---
Waypoint
	Identification		Text	Names, coded designators or code names given to the significant point
	Position		Point	Geographical location of the waypoint		100 m	Essential	Surveyed/ calculated	1 sec	1 sec
	Formation
		Navigation aid (navaid)	Text	The station identification of the VOR/DME reference
		Bearing	Bearing	The bearing to the VOR/DME reference if the waypoint is not collocated with it		See Note 1 below	See Note 1 below	See Note 1 below	See Note 1 below	See Note 1 below
		Distance	Distance	The distance from the VOR/DME reference if the waypoint is not collocated with it		See Note 2 below	See Note 2 below	See Note 2 below	See Note 2 below	See Note 2 below

					Note 1	1/10 degree	Routine	Calculated	1/10 degree	1/10 degree
						1/100 degree	Essential	Calculated	1/100 degree	1/10 degree
								Calculated
					Note 2	1/10 km	Routine	Calculated	1/10 km or 1/10 nm	2/10 km (1/10 nm)
						1/100 km	Essential	Calculated	1/100 km or 1/100 nm	2/10 km (1/10 nm)
Subject	Property	Sub-property	Type	Description	Note	Accuracy	Integrity	Orig. Type	Pub. Res.	Chart Res.
---	---	---	---	---	---	---	---	---	---	---
En-route holding				A predetermined manoeuvre that keeps the aircraft within the specified airspace while awaiting further clearance
	Identification		Text	Identification of the holding procedure
	Fix		Text	Identification of the holding-procedure fix		100 m	Essential	Surveyed/ calculated	1 sec	1 sec
	Waypoint		Point	Geographical location of the holding waypoint
	Inbound track		Bearing	The inbound track of the holding procedure
	Turn direction		Text	Direction of the procedure turn
	Speed		Value	Maximum indicated airspeed
	Level
		Minimum holding level	Altitude	Minimum holding level of the holding procedure
		Maximum holding level	Altitude	Maximum holding level of the holding procedure
	Outbound time/distance		Value	Time/distance value of the holding procedure
	Controlling unit
		Name	Text	Indication of the controlling unit
		Frequency	Value	The operating frequency/channel of the controlling unit
	Special holding entry procedure		Text	Textual description of the special VOR/DME entry procedure	In case an entry radial to a secondary fix at the end of the outbound leg has been established for a VOR/DME holding pattern

4. Instrument flight procedure data

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