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CIVIL AVIATION: SUBSIDIARY LEGISLATION: CIVIL AVIATION (AERONAUTICAL CHARTS) REGULATIONS

(section 89)

(13th June, 2022)

ARRANGEMENT OF REGULATIONS

REGULATION

PART I
Preliminary

    1.    Citation

    2.    Interpretation

    3.    Application

    4.    Requirement for provision of cartographic service

    5.    Availability of charts

PART II
General Specifications for Charts

    6.    Operational requirements for charts

    7.    Titles of charts

    8.    Miscellaneous information

    9.    Symbols

    10.    Units of measurement

    11.    Scale and projection

    12.    Date of validity of aeronautical information

    13.    Spelling of geographical names

    14.    Abbreviations

    15.    Political boundaries

    16.    Colours

    17.    Relief

    18.    Prohibited, restricted and danger areas

    19.    Air traffic services airspaces

    20.    Magnetic variation

    21.    Aeronautical data

    22.    Horizontal reference system

    23.    Vertical reference system

    24.    Temporal reference system

    25.    Charts to be published

    26.    Use of automation in aeronautical charting

PART III
Aerodrome Obstacle Chart – Type A

    27.    Function

    28.    Availability

    29.    Units of measurement

    30.    Coverage and scale

    31.    Format

    32.    Identification

    33.    Magnetic variation

Aeronautical Data

    34.    Obstacles

    35.    Take-off flight path area

    36.    Declared distances

    37.    Plan and profile views

    38.    Accuracy

PART IV
Aerodrome Obstacle Chart – Type B

    39.    Function

    40.    Availability

    41.    Units of measurement

    42.    Coverage and scale

    43.    Format

    44.    Identification

    45.    Culture and topography

    46.    Magnetic variation

    47.    Aeronautical data

    48.    Accuracy

PART V
Aerodrome Terrain and Obstacle Chart – (Electronic)

    49.    Function

    50.    Availability

    51.    Identification

    52.    Chart coverage

Chart Content

    53.    General specifications

    54.    Terrain features

    55.    Obstacle features

    56.    Aerodrome features

    57.    Radio navigation aid features

    58.    Accuracy and resolution

    59.    Electronic functionality

    60.    Chart data product specifications

PART VI
Precision Approach Terrain Chart

    61.    Function

    62.    Availability

    63.    Scale

    64.    Identification

    65.    Plan and profile information

PART VII
En Route Chart

    66.    Function

    67.    Availability

    68.    Coverage and scale

    69.    Projection

    70.    Identification

    71.    Culture and topography

    72.    Magnetic variation

    73.    Bearings, tracks and radials

Aeronautical Data

    74.    Aerodromes

    75.    Prohibited, restricted and danger areas

    76.    Air traffic services system

    77.    Supplementary information

PART VIII
Area Chart

    78.    Function

    79.    Availability

    80.    Coverage and scale

    81.    Projection

    82.    Identification

    83.    Culture and topography

    84.    Magnetic variation

    85.    Bearings, tracks and radials

Aeronautical Data

    86.    Aerodromes

    87.    Prohibited, restricted and danger areas

    88.    Area minimum altitudes

    89.    Air traffic services system

PART IX
Standard Departure Chart – Instrument (SID)

    90.    Function

    91.    Availability

    92.    Coverage and scale

    93.    Projection

    94.    Identification

    95.    Culture and topography

    96.    Magnetic variation

    97.    Bearings, tracks and radials

Aeronautical Data

    98.    Aerodromes

    99.    Prohibited, restricted and danger areas

    100.    Minimum sector altitude

    101.    Air traffic services system

    102.    Aeronautical database requirements

PART X
Standard Arrival Chart – Instrument (STAR)

    103.    Function

    104.    Availability

    105.    Coverage and scale

    106.    Projection

    107.    Identification

    108.    Culture and topography

    109.    Magnetic variation

    110.    Bearings, tracks and radials

Aeronautical Data

    111.    Aerodromes

    112.    Prohibited, restricted and danger areas

    113.    Minimum sector altitude

    114.    Air traffic services system

    115.    Aeronautical database requirements

PART XI
Instrument Approach Chart

    116.    Function

    117.    Availability

    118.    Coverage and scale

    119.    Format

    120.    Projection

    121.    Identification

    122.    Culture and topography

    123.    Magnetic variation

    124.    Bearings, tracks and radials

Aeronautical Data

    125.    Aerodromes

    126.    Obstacles

    127.    Prohibited, restricted and danger areas

    128.    Radio communication facilities and navigation aids

    129.    Minimum sector altitude or terminal arrival altitude

    130.    Portrayal of procedure tracks

    131.    Aerodrome operating minima

    132.    Supplementary cartographic

    133.    Aeronautical database requirements

PART XII
Visual Approach Chart

    134.    Function

    135.    Availability

    136.    Scale

    137.    Format

    138.    Projection

    139.    Identification

    140.    Culture and topography

    141.    Magnetic variation

    142.    Bearings, tracks and radials

Aeronautical Data

    143.    Aerodromes

    144.    Obstacles

    145.    Prohibited, restricted and danger areas

    146.    Designated airspace

    147.    Visual approach information

    148.    Supplementary information

PART XIII
Aerodrome or Heliport Chart

    149.    Function

    150.    Availability

    151.    Coverage and scale

    152.    Identification

    153.    Magnetic variation

    154.    Aerodrome or heliport data

PART XIV
Aerodrome Ground Movement Chart

    155.    Function

    156.    Availability

    157.    Coverage and scale

    158.    Identification

    159.    Magnetic variation

    160.    Aerodrome data

PART XV
Aircraft Parking or Docking Chart

    161.    Function

    162.    Availability

    163.    Coverage and scale

    164.    Identification

    165.    Magnetic variation

    166.    Aerodrome data

PART XVI
World Aeronautical Chart – ICAO 1:1 000 000

    167.    Function

    168.    Availability

    169.    Scales

    170.    Format

    171.    Projection

    172.    Identification

Culture and Topography

    173.    Built-up areas

    174.    Railroads

    175.    Highways and roads

    176.    Landmarks

    177.    Political boundaries

    178.    Hydrography

    179.    Contours

    180.    Hypsometric tints

    181.    Spot elevations

    182.    Incomplete or unreliable relief

    183.    Escarpments

    184.    Wooded areas

    185.    Date of topographic information

    186.    Magnetic variation

Aeronautical Data

    187.    General

    188.    Aerodromes

    189.    Obstacles

    190.    Prohibited, restricted and danger areas

    191.    Air traffic services system

    192.    Radio navigation aids

    193.    Supplementary information

PART XVII
Aeronautical Chart – ICAO 1:500 000

    194.    Function

    195.    Availability

    196.    Scales

    197.    Format

    198.    Projection

    199.    Identification

Culture and Topography

    200.    Built-up areas

    201.    Railroads

    202.    Highways and roads

    203.    Landmarks

    204.    Political boundaries

    205.    Hydrography

    206.    Contours

    207.    Hypsometric tints

    208.    Spot elevations

    209.    Incomplete or unreliable relief

    210.    Escarpments

    211.    Wooded areas

    212.    Date of topographic information

    213.    Magnetic variation

Aeronautical Data

    214.    General information

    215.    Aerodromes

    216.    Obstacles

    217.    Prohibited, restricted and danger areas

    218.    Air traffic services system

    219.    Radio navigation aids

    220.    Supplementary information

PART XVIII
Aeronautical Navigation Chart – Small Scale

    221.    Function

    222.    Availability

    223.    Coverage and scale

    224.    Format

    225.    Projection

Culture and Topography

    226.    Built-up areas

    227.    Railroads

    228.    Highways and roads

    229.    Landmarks

    230.    Political boundaries

    231.    Hydrography

    232.    Contours

    233.    Hypsometric tints

    234.    Spot elevations

    235.    Incomplete or unreliable relief

    236.    Escarpments

    237.    Wooded areas

    238.    Date of topographic information

    239.    Colours

    240.    Magnetic variation

Aeronautical Data

    241.    Aerodromes

    242.    Obstacles

    243.    Prohibited, restricted and danger areas

    244.    Air traffic services system

    245.    Radio navigation aids

PART XIX
Plotting Chart

    246.    Function

    247.    Availability

    248.    Coverage and scale

    249.    Format

    250.    Projection

    251.    Identification

    252.    Culture and topography

    253.    Magnetic variation

    254.    Aeronautical data

PART XX
Electronic Aeronautical Chart Display

    255.    Function

    256.    Information available for display

Display Requirements

    257.    Display categories

    258.    Display mode and generation of neighbouring area

    259.    Scale

    260.    Symbols

    261.    Display hardware

    262.    Provision and updating of data

    263.    Performance tests, malfunction alarms and indications

    264.    Back-up arrangements

PART XXI
Air Traffic Control Surveillance Minimum Altitude Chart

    265.    Function

    266.    Availability

    267.    Coverage and scale

    268.    Projection

    269.    Identification

    270.    Culture and topography

    271.    Magnetic variation

    272.    Bearing, tracks and radials

Aeronautical Data

    273.    Aerodromes

    274.    Prohibited, restricted and danger areas

    275.    Air traffic services system

        SCHEDULE 1

        SCHEDULE 2

        SCHEDULE 3

        SCHEDULE 4

        SCHEDULE 5

S.I. 65, 2022.

PART I
Preliminary (regs 1-5)

1.    Citation

    These Regulations may be cited as the Civil Aviation (Aeronautical Charts) Regulations.

2.    Interpretation

    In these Regulations, unless the context otherwise requires—

    "aerodrome elevation" means the elevation of the highest point of the landing;

    "aerodrome operating minima" means the limits of usability of an aerodrome for—

    (a)    take-off, expressed in terms of runway visual range or visibility and, if necessary, cloud conditions;

    (b)    landing in precision approach and landing operations, expressed in terms of visibility or runway visual range and decision altitude or height as appropriate to the category of the operation;

    (c)    landing in approach and landing operations with vertical guidance, expressed in terms of visibility or runway visual range and decision altitude or height; and

    (d)    landing in non-precision approach and landing operations, expressed in terms of visibility and/or runway visual range, minimum descent altitude or height and, if necessary, cloud conditions;

    "aerodrome reference point" means the designated geographical location of an aerodrome;

    "aeronautical chart" means a representation of a portion of the earth, its culture and relief, specifically designated to meet the requirements of air navigation;

    "aeronautical data (integrity classification)" means classification based upon the potential risk resulting from the use of corrupted data.

    Aeronautical data is classified as—

    (a)    routine data – there is a very low probability when using corrupted routine data that the continued safe flight and landing of an aircraft would be severely at risk with the potential for catastrophe;

    (b)    essential data – there is a low probability when using corrupted essential data that the continued safe flight and landing of an aircraft would be severely at risk with the potential for catastrophe;

    (c)    critical data – there is a high probability when using corrupted critical data that the continued safe flight and landing of an aircraft would be severely at risk with the potential for catastrophe;

    "aircraft stand" means a designated on an apron intended to be used for parking an aircraft;

    "air defence identification zone" means a special designated airspace of defined dimensions within which aircraft are required to comply with special identification or reporting procedures additional to those related to the provision of air traffic services;

    "air traffic service" means a flight information service, alerting service, air traffic advisory service, or air traffic control services;

    "air transit route" means a defined route for the air transiting of helicopters;

    "airway" means a control or portion thereof established in the form of a corridor;

    "altitude" means the vertical distance of a level, a point or an object considered as a point, measured from mean sea level;

    "application" means manipulation and processing of data in support of user requirements (ISO 19104*);

    "apron" means a defined , on a land aerodrome, intended to accommodate aircraft for purposes of loading or unloading passengers, mail or cargo, fuelling, parking or maintenance;

    "area minimum altitude (AMA)" means the minimum altitude to be used under instrument meteorological conditions, which provides a minimum obstacle clearance within a specified, normally formed by parallels and meridians;

    "area navigation (RNAV)" means a method of navigation which permits aircraft operation on any desired flight path within the coverage of ground-or space-based navigation aids or within the limits of the capability of self-contained aids, or a combination of these;

    "arrival routes" means routes identified in an instrument approach procedure by which an aircraft may proceed from the en route phase of flight to an initial approach fix;

    "air traffic services route" means a specified route designed for channelling the flow of traffic as necessary for the provision of air traffic services;

    "air traffic services surveillance system" means any ground-based system that enables the identification of aircraft, including Automatic Dependent Surveillance – Broadcast, (ADS-B), Primary Surveillance Radar, (PSR), Secondary Surveillance Radar (SSR);

    "bare earth" means surface of the earth including bodies of water and permanent ice and snow, and excluding vegetation and man-made objects;

    "calendar" means discrete temporal reference system that provides the basis for defining temporal position to a resolution of one day (ISO 19108*);

    "clearway" means a defined rectangular on the ground or water under the control of the appropriate authority selected or prepared as a suitable over which an aeroplane may make a portion of its initial climb to a specified height;

    "conformal projection" means a map projection in which a small is rendered in its true shape;

    "contour line" means a line on a map or chart connecting points of equal elevation;

    "culture" means all man-made features constructed on the surface of the earth, such as cities, railways and canals;

    "danger " means an airspace of defined dimensions within which activities dangerous to the flight of aircraft may exist at specified times;

    "data product specification" means detailed description of a data set or data set series together with additional information that will enable it to be created, supplied to and used by another party (ISO 19131*);

    "data quality" means a degree or level of confidence that the data provided meets the requirements of the data user in terms of accuracy, resolution and integrity (or equivalent assurance level), traceability, timeliness, completeness and format;

    "data set" means identifiable collection of data (ISO 19101*);

    "data set series" means collection of data sets sharing the same product specification (ISO 19115*);

    "datum" means any quantity or set of quantities that may serve as a reference or basis for the calculation of other quantities (ISO 19104*);

    "Digital Elevation Model (DEM)" means the representation of terrain surface by continuous elevation values at all intersections of a defined grid, referenced to common datum;

    "displaced threshold" means a threshold not located at the extremity of a runway;

    "electronic aeronautical chart display" means an electronic device by which flight crews are enabled to execute, in a convenient and timely manner, route planning, route monitoring and navigation by displaying required information;

    "elevation" means the vertical distance of a point or a level, on or affixed to the surface of the earth, measured from mean sea level;

    "feature" means abstraction of real world phenomena (ISO 19101*);

    "feature attribute" means characteristic of a feature (ISO 19101*);

    "final approach" means that part of an instrument approach procedure which commences at the specified final approach fix or point, or where such a fix or point is not specified—

    (a)    at the end of the last procedure turn, base turn or inbound turn of a racetrack procedure, if specified; or

    (b)    at the point of interception of the last track specified in the approach procedure; and

    (c)    ends at a point in the vicinity of an aerodrome from which—

        (i)    a landing can be made, or

        (ii)    a missed approach procedure is initiated;

    "final approach and take-off (FATO)" means a defined over which the final phase of the approach manoeuvre to hover or landing is completed and from which the take-off manoeuvre is commenced:

    Provided that where the final approach and take-off is to be used by performance Class 1 helicopters, the defined includes the rejected take-off available;

    "final approach fix or point" means that fix or point of an instrument approach procedure where the final approach segment commences;

    "final approach segment" means that segment of an instrument approach procedure in which alignment and descent for landing are accomplished;

    "flight information region" means an airspace of defined dimensions within which flight information service and alerting service are provided;

    "flight level" means a surface of constant atmospheric pressure which is related to a specific pressure datum, 1 013.2 hectopascals (hPa), and is separated from other such surfaces by specific pressure intervals;

    "geodesic distance" means the shortest distance between any two points on a mathematically defined ellipsoidal surface;

    "geoid" means the equipotential surface in the gravity field of the earth which coincides with the undisturbed mean sea level extended continuously through the continents;

    "geoid undulation" means the distance of the geoid above (positive) or below (negative) the mathematical reference ellipsoid;

    "glide path" means a descent profile determined for vertical guidance during a final approach;

    "Gregorian calendar" means calendar in general use; first introduced in 1582 to define a year that more closely approximates the tropical year than the Julian calendar (ISO 19108*);

    "height" means the vertical distance of a level, point or an object considered as a point, measured from a specific datum;

    "helicopter stand" means an aircraft stand which provides for parking a helicopter and where ground taxi operations are completed or where the helicopter touches down and lifts off for air taxi operations;

    "heliport" means an aerodrome or a defined on a structure intended to be used wholly or in part for the arrival, departure and surface movement of helicopters;

    "heliport reference point (HRP)" means the designated location of a heliport or a landing location;

    "holding procedure" means a predetermined manoeuvre which keeps an aircraft within a specified airspace while awaiting further clearance;

    "hot spot" means a location on an aerodrome movement with a history or potential risk of collision or runway incursion, and where heightened attention by pilots or drivers is necessary;

    "human factors principles" means principles which apply to aeronautical design, certification, training, operations and maintenance and which seek safe interface between the human and other system components by proper consideration to human performance;

    "hypsometric tints" means a succession of shades or colour gradations used to depict ranges of elevation;

    "instrument approach procedure" means a series of predetermined manoeuvres by reference to flight instruments with specified protection from obstacles from the initial approach fix, or where applicable, from the beginning of a defined arrival route to a point from which a landing can be completed and thereafter, if a landing is not completed, to a position at which holding or en route obstacle clearance criteria apply and is classified as follows—

    (a)    non-precision approach procedure (NPA) – an IAP which utilises lateral guidance but does not utilise vertical guidance;

    (b)    approach procedure with vertical guidance (APV) – an IAP which uses lateral and vertical guidance but does not meet the requirements established for precision approach and landing operations;

    (c)    precision approach (PA) procedure – an IAP using precision lateral and vertical guidance with minima as determined by the category of operation;

    "intermediate holding position" means 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;

    "isogonal" means a line on a map or chart on which all points have the same Magnetic variation for a specified epoch;

    "lambert conformal conic projection" means a conformal conic map projection with straight-line meridians that meet at a common centre beyond the limits of the map and with parallels of which two are standard that are arcs of circles intersecting the meridians at right angles;

    "landing " means that part of a movement intended for the landing or take-off of aircraft;

    "level" means, in relation to the vertical position of an aircraft in flight, height, altitude or flight level;

    "logon address" means a specified code used for data link logon to an air traffic services unit;

    "Magnetic variation" means the angular difference between True North and Magnetic North;

    "manoeuvring" means that part of an aerodrome to be used for the take-off, landing and taxiing of aircraft, excluding aprons;

    "marking" means a symbol or group of symbols displayed on the surface of the movement in order to convey aeronautical information;

    "metadata" means data about data (ISO 19115*);

    "minimum en route altitude (MEA)" means the altitude for an en route segment that provides adequate reception of relevant navigation facilities and air traffic services communications, complies with the airspace structure and provides the required obstacle clearance;

    "minimum obstacle clearance altitude (MOCA)" means the minimum altitude for a defined segment of flight that provides the required obstacle clearance;

    "minimum sector altitude (MSA)" means the lowest altitude which may be used which will provide a minimum clearance of 300 m (1 000 ft) above objects located in an contained within a sector of a circle of 46 km (25 NM) radius centred on significant point, the aerodrome reference point, or the heliport reference point;

    "missed approach point (MAPt)" means that point in an instrument approach procedure at or before which the prescribed missed approach procedure must be initiated in order to ensure that the minimum obstacle clearance is not infringed;

    "missed approach procedure" means the procedure to be followed if the approach cannot be continued;

    "movement " means that part of an aerodrome to be used for the take-off, landing and taxiing of aircraft, consisting of the manoeuvring area and the apron;

    "navigation specification" means a set of aircraft and flight crew requirements needed to support performance-based navigation operations within a defined airspace and classified as—

    (a)    required navigation performance specification – a 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; and

    (b)    area navigation specification – a 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;

    "obstacle" means all fixed, whether temporary or permanent, and mobile objects, or parts thereof, that—

    (a)    are located on an area intended for the surface movement of aircraft; or

    (b)    extend above a defined surface intended to protect aircraft in flight; or

    (c)    stand outside those defined surfaces and that have been assessed as being a hazard to air navigation;

    "obstacle clearance altitude (OCA) or obstacle clearance height (OCH)" means the lowest altitude or the lowest height above the elevation of the relevant runway threshold or the aerodrome elevation as applicable, used in establishing compliance with appropriate obstacle clearance criteria;

    "obstacle free zone (OFZ)" means the airspace above the inner approach surface, inner transitional surfaces, and balked landing surface and that portion of the strip bounded by these surfaces, which is not penetrated by any fixed obstacle other than a low-mass and frangibly mounted one required for air navigation purposes;

    "point light" means a luminous signal appearing without perceptible length;

    "portrayal" means presentation of information to humans (ISO 19116*);

    "position (geographical)" means set of co-ordinates, latitude and longitude, referenced to the mathematical reference ellipsoid which define the position of a point on the surface of the earth;

    "precision approach procedure" means an instrument approach procedure utilising azimuth and glide path information provided by ILS or PAR;

    "procedure altitude or height" means a published altitude or height used in defining the vertical profile of a flight procedure, at or above the minimum obstacle clearance altitude or height where established;

    "procedure turn" means manoeuvre in which a turn is made away from a designated track followed by a turn in the opposite direction to permit the aircraft to intercept and proceed along the reciprocal of the designated track;

    "prohibited area" means an airspace of defined dimensions, above the land areas or territorial waters of a State, within which the flight of aircraft is prohibited;

    "relief" means the inequalities in elevation of the surface of the earth represented on aeronautical charts by contours, hypsometric tints, shading or spot elevations;

    "reporting point" means a specified geographical location in relation to which the position of an aircraft can be reported;

    "resolution" means a number of units or digits to which a measured or calculated value is expressed and used;

    "restricted area" means an airspace of defined dimensions, above the land areas or territorial waters of a State, within which the flight of aircraft is restricted in accordance with certain specified conditions;

    "runway" means a defined rectangular area on a land aerodrome prepared for the landing and take-off of aircraft;

    "runway-holding position" means a designated position intended to protect—

    (a)    a runway;

    (b)    an obstacle limitation surface; or

    (c)    an instrument landing system or microwave landing system critical or sensitive area at which taxiing aircraft and vehicles shall stop and hold, unless otherwise authorised by the aerodrome control tower;

    "runway visual range (RVR)" means the range over which the pilot of an aircraft on the centre line of a runway can see the runway surface markings or the lights delineating the runway or identifying its centre line;

    "significant point" means a specified geographical location used in defining an air traffic services route or the flight path of an aircraft and for other navigation and air traffic services purposes;

    "stopway" means a defined rectangular area on the ground at the end of take-off run available prepared as a suitable area in which an aircraft can be stopped in the case of an abandoned take-off;

    "taxiing" means movement of an aircraft on the surface of an aerodrome under its own power, excluding take-off and landing;

    "taxi-route" means a defined path established for the movement of helicopters from one part of a heliport to another. A taxi-route includes a helicopter air or ground taxiway which is centred on the taxi-route;

    "taxiway" means 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, including—

    (a)    aircraft stand taxi lane – a portion of an apron designated as a taxiway and intended to provide access to aircraft stands only;

    (b)    apron taxiway – a portion of a taxiway system located on an apron and intended to provide a through taxi-route across the apron;

    (c)    rapid exit taxiway – a taxiway connected to a runway at an acute angle and designed to allow landing aeroplanes to turn off at higher speeds than are achieved on other exit taxiways thereby minimising runway occupancy times;

    "terminal arrival altitude (TAA)" means the lowest altitude that will provide a minimum clearance of 300 m (1 000 ft) above objects located in an arc of a circle defined by a 46 km (25 NM) radius centred on the initial approach fix, or where there is no initial approach fix on the intermediate approach fix, delimited by straight lines joining the extremity of the arc to the intermediate approach fix and the combined terminal arrival altitudes associated with an approach procedure shall account for an area of 360 degrees around the intermediate approach fix;

    "terrain" means the surface of the earth containing naturally occurring features such as mountains, hills, ridges, valleys, bodies of water, permanent ice and snow, and excluding obstacles;

    "threshold" means the beginning of that portion of the runway usable for landing;

    "touchdown and lift-off area (TLOF)" means a load bearing area on which a helicopter may touch down or lift-off;

    "touchdown zone" means the portion of a runway, beyond the threshold, where it is intended landing aeroplanes first contact the runway;

    "track" means the projection on the earth's surface of the path of an aircraft, the direction of which path at any point is usually expressed in degrees from North (true, magnetic or grid) to South;

    "transition altitude" means the altitude at or below which the vertical position of an aircraft is controlled by reference to altitudes;

    "vectoring" means provision of navigational guidance to aircraft in the form of specific headings, based on the use of an air traffic services surveillance system;

    "Very High Frequency Omni Directional Radio Range (VOR)" means a type of short-range radio navigation system for aircraft, enabling aircraft with a receiving unit to determine their position and stay on course by receiving radio signals transmitted by a network of fixed ground radio beacons;

    "VFR" means the symbol used to designate the visual flight rules;

    "VFR flight" means a flight conducted in accordance with the visual flight rules;

    "visual approach procedure" means a series of predetermined manoeuvres by visual reference, from the initial approach fix, or where applicable, from the beginning of a defined arrival route to a point from which a landing can be completed and thereafter, if a landing is not completed, a go-around procedure can be carried out; and

    "waypoint" means a specified geographical location used to define an area navigation route or the flight path of an aircraft employing area navigation and identified as either—

    (a)    fly-by waypoint – a waypoint which requires turn anticipation to allow tangential interception of the next segment of a route or procedure; or

    (b)    flyover waypoint – a waypoint at which a turn is initiated in order to join the next segment of a route or procedure.

3.    Application

    These Regulations shall apply to any person providing an aeronautical cartographic service within designated airspaces and at aerodromes for civil aviation purposes in Botswana.

4.    Requirement for provision of cartographic service

    (1) A person shall not provide an aeronautical cartographic service unless such person has been approved by the Authority, according to the Civil Aviation (Certification of Air Navigation Services Providers) Regulations (Cap. 71:01 (Sub. Leg.)).

    (2) A person providing aeronautical cartographic services shall develop and avail charts to the Rescue Co-ordinator in the search and rescue region as prescribed by the Authority.

5.    Availability of charts

    The Authority shall—

    (a)    on request by another Contracting State, provide information relating to its own territory that is necessary to enable the requirements of these Regulations to be met;

    (b)    ensure the availability of charts in whichever of the following ways is appropriate for a particular chart or single sheet of a chart series—

        (i)    produce the chart or sheet itself,

        (ii)    arrange for the production of the chart or sheet by another State or by an agency, or

        (iii)    provide another State prepared to accept an obligation to produce the chart or sheet with the data necessary for its production;

    (c)    for any chart or single sheet of a chart series which includes the territory of a Contracting State, determine, in consultation with the State having jurisdiction over the territory concerned, the manner in which the chart or sheet will be made available; and

    (d)    take reasonable measures to ensure that the information provided and the aeronautical charts made available are adequate and accurate and that aeronautical charts are maintained up-to-date by an adequate revision service.

PART II
General Specifications for Charts (regs 6-26)

6.    Operational requirements for charts

    (1) An approved aeronautical cartographic service provider shall ensure that each type of chart—

    (a)    provides information relevant to the function of the chart and that the design of the chart observes human factors principles to facilitate its optimum use;

    (b)    provides information for the safe and expeditious operation of the aircraft appropriate to the phase of flight as listed below—

        (i)    Phase 1 – taxi from aircraft stand to take off,

        (ii)    Phase 2 – take-off and climb to en route air traffic services route structure,

        (iii)    Phase 3 – en route air traffic services route structure,

        (iv)    Phase 4 – descent to approach,

        (v)    Phase 5 – approach to land and missed approach, and

        (vi)    Phase 6 – landing and taxi to aircraft stand;

    (c)    provides information that is accurate, free from distortion and clutter, unambiguous, and readable under normal operating conditions;

    (d)    provides information that can be easily read and interpreted by the pilot in varying conditions of natural and artificial light by using the right colours or tints and type size;

    (e)    is in a form which enables the pilot to acquire information in a reasonable time consistent with workload and operating conditions; and

    (f)    permits smooth transition from chart to chart as appropriate to the phase of flight.

    (2) The charts shall be True North orientated.

    (3) The basic sheet size of the charts which forms part of the Aeronautical Information Publication (AIP) shall be 210 x 297 mm (A4).

    (4) Notwithstanding subregulation (3), an En route Chart, shall be 297 x 420 mm (A3), to enhance legibility.

7.    Titles of charts

    An aeronautical cartographic service provider shall ensure that the title of a chart or chart series prepared in accordance with these Regulations is that of the relevant part heading except that such title shall not include "ICAO" unless the chart conforms with the requirements specified in this Part and any other requirements specified for that particular chart in these Regulations.

8.    Miscellaneous information

    An aeronautical cartographic service provider shall ensure that—

    (a)    the marginal note layout is as set out in Schedule 1, except as otherwise specified for a particular chart;

    (b)    the following information is shown on the face of each chart unless otherwise stated in the specification of the chart concerned—

        (i)    designation or title of the chart series,

        (ii)    name and reference of the sheet, and

        (iii)    on each margin, an indication of the adjoining sheet where applicable;

    (c)    a legend to the symbols and abbreviations used is provided on the face or reverse of each chart except that, where it is impracticable for reasons of space, a legend may be published separately; and

    (d)    the name and adequate address of the producing agency is shown in the margin of the chart except that, where the chart is published as part of an aeronautical document, this information may be placed in the front of that document.

9.    Symbols

    An aeronautical cartographic service provider shall ensure that—

    (a)    the symbols used conform to those specified in Schedule 2, except that where it is desired to show on an aeronautical chart, special features or items of importance to civil aviation for which no ICAO symbol is at present provided, any appropriate symbol may be chosen for this purpose, provided that it does not cause confusion with any existing ICAO chart symbol or impair the legibility of the chart;

    (b)    the same basic symbol is used on all charts on which it appears, regardless of chart purpose to represent ground-based navigation aids, intersections and waypoints;

    (c)    the symbol used for significant points is based on a hierarchy of symbols and selected in the following order—

        (i)    ground-based navigation aid,

        (ii)    intersection, and

        (iii)    waypoint symbol;

    (d)    a waypoint symbol is used only when a particular significant point does not already exist as either a ground-based navigation aid or intersection; and

    (e)    the symbols are shown in the manner specified in this regulation and in accordance with symbol number 121 set out in Schedule 2.

10.    Units of measurement

    An aeronautical cartographic service provider shall ensure that the—

    (a)    distances are derived as geodesic distances;

    (b)    distances are expressed in either kilometres or nautical miles or both, provided the units are clearly differentiated;

    (c)    altitudes, elevations and heights are expressed in either metres or feet or both, provided the units are clearly differentiated;

    (d)    linear dimensions on aerodromes and short distances are expressed in metres;

    (e)    order of resolution of distances, dimensions, elevations and heights are as specified for a particular chart;

    (f)    units of measurement used to express distances, altitudes, elevations and heights are conspicuously stated on the face of each chart; and

    (g)    conversion scales are provided on each chart on which distances, elevations or altitudes are shown and shall be placed on the face of each chart.

11.    Scale and projection

    An aeronautical cartographic service provider shall ensure that—

    (a)    the name and basic parameters and scale of the projection are indicated for charts of large areas; and

    (b)    for charts of small areas, only a linear scale is indicated.

12.    Date of validity of aeronautical information

    An aeronautical cartographic service provider shall clearly indicate on the face of each chart, the date of validity of the aeronautical information.

13.    Spelling of geographical names

    An aeronautical cartographic service provider shall ensure that—

    (a)    the symbols of the Roman alphabet are used for writing;

    (b)    the names of places and of geographical features in Botswana which officially use varieties of the Roman alphabet shall be accepted in their official spelling, including the accents and diacritical marks used in the respective alphabets;

    (c)    the word where a geographical term is abbreviated on any particular chart is spelt out in full; and

    (d)    the punctuation marks are not used in abbreviations within the body of a chart.

14.    Abbreviations

    An aeronautical cartographic service provider shall ensure that abbreviations are—

    (a)    used on aeronautical charts whenever they are appropriate; and

    (b)    selected from the Procedures for Air Navigation Services – ICAO document abbreviations and codes number 8400 where applicable.

15.    Political boundaries

    An aeronautical cartographic service provider shall ensure that the—

    (a)    international boundaries are shown, but may be interrupted if data more important to the use of the chart would be obscured; and

    (b)    names identifying the countries are indicated where the territory of more than one State appears on a chart.

16.    Colours

    An aeronautical cartographic service provider shall ensure that the colours used on charts conform to the Colour Guide set out in Schedule 3 of these Regulations.

17.    Relief

    A cartographic service provider shall ensure that—

    (a)    relief, where shown, is portrayed in a manner that will satisfy the chart users' need for—

        (i)    orientation and identification,

        (ii)    safe terrain clearance,

        (iii)    clarity of aeronautical cartographic when shown, and

        (iv)    planning;

    (b)    the tints used where relief is shown by hypsometric tints, are based on those shown in the Hypsometric Tint Guide in Schedule 4 of these Regulations;

    (c)    the spot elevations are shown for selected critical points where spot elevations are used; and

    (d)    the value of spot elevations of doubtful accuracy is followed by the sign ±.

18.    Prohibited, restricted and danger areas

    An aeronautical cartographic service provider shall ensure that the reference or other identification are included when prohibited, restricted or danger areas are shown.

19.    Air traffic services airspaces

    An aeronautical cartographic service provider shall ensure that—

    (a)    the class of airspace, the type, name or call sign, the vertical limits and the radio frequency to be used is indicated when air traffic services airspace is shown on a chart, and the horizontal limits specified in accordance to Schedule 2 to these Regulations; and

    (b)    on charts used for visual flight, those parts of the ATS airspace classes in the Schedule 1 to the Civil Aviation (Rules of the Air and Traffic Services) Regulations (Cap. 71:01 (Sub. Leg.)) applicable to the airspace depicted on the chart to be on the face or reverse of each chart.

20.    Magnetic variation

    An aeronautical cartographic service provider shall ensure that—

    (a)    the True North and Magnetic variation are indicated and the order of resolution of Magnetic variation is that as specified for a particular chart;

    (b)    when Magnetic variation is shown on a chart, the values shown are those for the year nearest to the date of publication that is divisible by five; and

    (c)    an interim date and value are quoted in exceptional cases where the current value would be more than one degree different, after applying the calculation for annual change;

    (d)    the publication of a Magnetic variation change for instrument procedure charts shall be completed within a maximum of six AIRAC cycles; and

    (e)    in large terminal areas with multiple aerodromes, a single rounded value of Magnetic variation shall be applied so that the procedures that service multiple aerodromes use a single, common variation value.

21.    Aeronautical data

    An aeronautical cartographic service provider shall ensure that—

    (a)    necessary measures are taken to introduce a properly organised quality system containing procedures, processes and resources necessary to implement quality management at each function stage as specified in the Civil Aviation (Aeronautical Information Services) Regulations;

    (b)    the execution of quality management is made demonstrable for each function stage, when required;

    (c)    the established procedures exist in order that aeronautical data at any moment is traceable to its origin so to allow any data anomalies or errors, detected during the production and maintenance phases or in the operational use, to be corrected;

    (d)    the order of chart resolution of aeronautical data is as specified for a particular chart and as presented in a tabular form in the Schedule 6 of these Regulations;

    (e)    the integrity of aeronautical data is maintained throughout the data process from origination to distribution to the next intended user;

    (f)    digital data error detection techniques shall be used during the transmission and/or storage of aeronautical data and digital data sets.

22.    Horizontal reference system

    An aeronautical cartographic service provider shall ensure that the—

    (a)    World Geodetic System – 1984 is used as the horizontal reference system;

    (b)    published aeronautical geographical co-ordinates indicating latitude and longitude are expressed in terms of the World Geodetic System – 1984 geodetic reference datum;

    (c)    geographical co-ordinates which have been transformed into World Geodetic System – 1984 co-ordinates but whose accuracy of original field work does not meet the requirements in the Civil Aviation (Air Traffic Services) Regulations and the Civil Aviation (Aerodrome) Regulations are identified by an asterisk; and

    (d)    chart resolution of geographical co-ordinates is as specified for a particular chart series.

23.    Vertical reference system

    An aeronautical cartographic service provider shall ensure that the—

    (a)    mean sea level datum is used as the vertical reference system;

    (b)    elevations referenced to mean sea level, for the specific surveyed ground positions, geoid undulation for the surveyed positions are published as specified for a particular chart; and

    (c)    chart resolution of elevation and geoid undulation is as specified for a particular chart series.

24.    Temporal reference system

    An aeronautical cartographic service provider shall ensure that—

    (a)    the Gregorian calendar and Coordinated Universal Time are used as the temporal reference system; and

    (b)    when a different temporal reference system is used for charting, this shall be indicated in the Aeronautical Information Publication.

25.    Charts to be published

    An aeronautical cartographic service provider shall publish, as and when applicable and in accordance with the requirements as prescribed by the Authority, the following charts—

    (a)    Aerodrome Obstacle Chart;

    (b)    Precision Approach Terrain Chart;

    (c)    En route Chart;

    (d)    Area Chart or, alternatively, Standard Departure Chart – Instrument and Standard Arrival Chart – Instrument;

    (e)    Instrument Approach Chart;

    (f)    Visual Approach Chart;

    (g)    Aerodrome or Heliport Chart;

    (h)    Aerodrome Ground Movement Chart;

    (i)    Aircraft Parking or Docking Chart;

    (j)    World Aeronautical Chart or, alternatively, aeronautical chart or Aeronautical Navigation Chart;

    (k)    Plotting Chart; and

    (l)    Air Traffic Control Surveillance Minimum Altitude Chart.

26.    Use of automation in aeronautical charting

    An aeronautical cartographic service provider shall ensure that an aeronautical charting automated system comply with the following requirements—

    (a)    provide for continuous and timely updating of the system database and monitoring of the validity;

    (b)    quality of the aeronautical information stored;

    (c)    integrate data from a wide variety of sources;

    (d)    temporally manage information and related products, to make sure that charts are always up-to-date;

    (e)    facilitate inspection of the aeronautical chart content, possibly through the synchronisation of the graphical elements with the central database content via specific metadata;

    (f)    provide users with definable rules or templates to facilitate the assembling of the final chart product; and

    (g)    ensure products and services are equally available to humans and computer systems, through specific digital formats for capturing and processing the information.

PART III
Aerodrome Obstacle Chart – Type A (regs 27-38)

27.    Function

    An aeronautical cartographic service provider shall ensure that the Aerodrome Obstacle Chart Type A in combination with the relevant cartographic information published in the Aeronautical Information Publication, provides the data necessary to enable an operator to comply with the operating limitations of the Civil Aviation (Aircraft Operations) Regulations.

28.    Availability

    An aeronautical cartographic service provider shall ensure that—

    (a)    the Aerodrome Obstacle Chart Type A is made available in the manner specified in regulation 5(b) for aerodromes regularly used by international civil aviation, except for those aerodromes where there are no obstacles in the take-off flight path areas or where the Aerodrome Terrain and Obstacle Chart is provided in accordance with Part V of these Regulations; and

    (b)    a notification is published in the Aeronautical Information Publication where a chart is not required because no obstacles exist in the take-off flight path area.

29.    Units of measurement

    An aeronautical cartographic service provider shall ensure that the—

    (a)    elevations are shown to the nearest to the nearest foot; and

    (b)    linear dimensions are shown to the nearest half-metre.

30.    Coverage and scale

    A cartographic service provider shall ensure that the—

    (a)    extent or coverage of each chart is sufficient to cover all obstacles;

    (b)    horizontal scale is within the range of 1:10 000 to 1:15 000;

    (c)    vertical scale is 10 times the horizontal scale; and

    (d)    horizontal and vertical linear scales showing both metres and feet are included in the charts.

31.    Format

    An aeronautical cartographic service provider shall ensure that the—

    (a)    charts depict a plan and profile of each runway, any associated stopway or clearway, the take-off flight path area and obstacles;

    (b)    profile for each runway, stopway, clearway and the obstacles in the take-off flight path area are shown above its corresponding plan;

    (c)    profile of an alternative take-off flight path area comprises a linear projection of the full take-off flight path and is disposed above its corresponding plan in the manner most suited to the ready interpretation of the information;

    (d)    profile grid is ruled over the entire profile area exclusive of the runway;

    (e)    zero for vertical co-ordinates is mean sea level;

    (f)    zero for horizontal co-ordinates is at the end of the runway furthest from the take-off flight path area concerned;

    (g)    graduation marks indicating the sub-divisions of intervals is shown along the base of the grid and along the vertical margins;

    (h)    vertical grid to have intervals of 30 m (100 ft) and the horizontal grid to have intervals of 300 m (1 000 ft);

    (i)    chart includes—

        (i)    a box for recording the operational data specified in regulation 36, and

        (ii)    a box for recording amendments and dates thereof.

32.    Identification

    An aeronautical cartographic service provider shall ensure that the chart is identified by the—

    (a)    name of the country in which the aerodrome is located;

    (b)    name of the city or town or area which the aerodrome serves;

    (c)    name of the aerodrome; and

    (d)    designator of the runway.

33.    Magnetic variation

    An aeronautical cartographic service provider shall ensure that the Magnetic variation to the nearest degree and date of information is indicated.

Aeronautical Data

34.    Obstacles

    An aeronautical cartographic service provider shall ensure that—

    (a)    objects in the take-off flight path area which project above a plane surface having a 1.2 per cent slope and having a common origin with the take-off flight path area are regarded as obstacles, except that obstacles lying wholly below the shadow of other obstacles as defined in paragraphs (c), (d) and (f) need not be shown;

    (b)    mobile objects such as trains and trucks, which may project above the 1.2 per cent plane, are considered obstacles but are not considered as being capable of creating a shadow;

    (c)    plane surface originating at a horizontal line passing through the top of the obstacle at right angles to the centre line of the take-off flight path area is considered as the shadow of an obstacle;

    (d)    the plane covers the complete width of the take-off flight path area and extends to the plane defined in paragraph (a) and (b) or to the next higher obstacle if it occurs first;

    (e)    the first 300 m (1 000 ft) of the take-off flight path area, the shadow planes are horizontal and beyond this point such planes have an upward slope of 1.2 per cent; and

    (f)    if the obstacle creating a shadow is likely to be removed, objects that would become obstacles by its removal shall be shown.

35.    Take-off flight path area

    An aeronautical cartographic service provider shall ensure that the—

    (a)    take-off flight path area consists of a quadrilateral area on the surface of the earth lying directly below, and symmetrically disposed about the take-off flight path and has the following characteristics—

        (i)    commences at the end of the area declared suitable for take-off,

        (ii)    the width at the point of origin is 180 m (600 ft) and this width increases at the rate of 0.25D to a maximum of 1 800 m (6 000 ft), where D is the distance from the point of origin, and

        (iii)    extends to the point beyond which no obstacles exist or to a distance of 10.0 km (5.4 NM), whichever is the lesser; and

    (b)    for runways serving aircraft having operating limitations which do not preclude the use of a take-off flight path gradient of less than 1.2 per cent, the extent of the take-off flight path area specified in paragraph (a)(iii) shall be increased to not less than 12.0 km (6.5 NM) and the slope of the plane surface specified in regulation 34(a) and (b) shall be reduced to 1.0 per cent less.

36.    Declared distances

    An aeronautical cartographic service provider shall ensure that—

    (a)    the following information for each direction of each runway is provided—

        (i)    take-off run available,

        (ii)    accelerate-stop distance available,

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