Air Navigation Act
(Chapter 6, Section 3)
Air Navigation Order
O 2
REVISED EDITION 1990
(25th March 1992)
[1st July 1985]
PART I
PRELIMINARY
Citation
1.  This Order may be cited as the Air Navigation Order.
Definitions
2.—(1)  In this Order, unless the context otherwise requires —
“aerial work” means any purpose (other than public transport) for which an aircraft is flown if hire or reward is given or promised in respect of the flight or for the purpose of the flight;
“aerial work aircraft” means an aircraft (other than a public transport aircraft) flying, or intended by the operator to fly, for the purpose of aerial work;
“aerial work undertaking” means an undertaking whose business includes the performance of aerial work;
“aerobatic manoeuvres” includes loops, spins, rolls, bunts, stall turns, inverted flying and any other similar manoeuvre;
“aerodrome” means any area of land or water designed, equipped, set apart or commonly used for affording facilities for the landing and departure of aircraft and includes any area or space whether on the ground, on the roof of a building or elsewhere which is designed, equipped or set apart for affording facilities for the landing and departure of aircraft capable of descending or climbing vertically but shall not include any area the use of which for affording facilities for the landing and departure of aircraft has been abandoned and has not been resumed;
“aerodrome traffic zone”, in relation to any aerodrome, means defined airspace, which is notified, around an aerodrome for the protection of aerodrome traffic;
“aeronautical light” means any light established for the purpose of aiding air navigation;
“aeronautical radio station” means a radio station on the surface which transmits or receives signals for the purpose of assisting aircraft;
“aircraft” means any machine that can derive support in the atmosphere from the reactions of the air other than the reactions of the air against the earth’s surface;
[S 61/93 wef 19/03/1993]
“air traffic control unit” means a person appointed by the Minister, or by any person maintaining an aerodrome, to give instructions or advice or both by means of radio and visual signals to aircraft in the interests of safety, and “air traffic control service” shall be construed accordingly;
“air transport undertaking” means an undertaking whose business includes the carriage by air of passengers or cargo for hire or reward;
“appropriate aeronautical radio station” means, in relation to an aircraft, an aeronautical radio station serving the area in which the aircraft is for the time being;
“appropriate air traffic control unit” means, in relation to the aircraft, the air traffic control unit serving the area in which the aircraft is for the time being;
“authorised person” means any person authorised by the Minister either generally or in relation to a particular case or class of cases, and references to an authorised person include references to the holder for the time being of any office designated by the Minister;
“beneficial interests” means interests arising under contract and other equitable interests;
“cabin attendant”, in relation to an aircraft, means a person on a flight for the purpose of public transport, carried for the purpose of performing in the interest of the safety of passengers, duties to be assigned by the operator or the commander of the aircraft but who shall not act as a member of the flight crew;
“cargo” includes mail and animals;
“Certificate of Airworthiness” includes any validation thereof and any flight manual, performance schedule, or other document, whatever its title, incorporated by reference in that certificate relating to the Certificate of Airworthiness;
[S 61/93 wef 19/03/1993]
“certificate of maintenance review” means a certificate of maintenance review issued under paragraph 9;
“certificate of release to service” means a certificate of release to service issued under paragraph 10;
“chief executive officer” means the chief executive officer of the Civil Aviation Authority of Singapore and includes any person authorised by him to act on his behalf and any person acting in that capacity;
“commander”, in relation to an aircraft, means the member of the flight crew designated as commander of that aircraft by the operator thereof, or, failing such a person, the person who is for the time being the pilot in command of the aircraft;
“competent authority” means, in relation to Singapore, the Minister, and, in relation to any other country, the authority responsible under the law of that country for promoting the safety of civil aviation;
“congested area”, in relation to a city, town or settlement, means any area which is substantially used for residential, industrial, commercial or recreational purposes;
“Contracting State” means any country (including Singapore) which is a party to the Chicago Convention;
“controlled airspace” means control areas and control zones;
“control area” means air space which has been notified as such and which extends upwards from a notified altitude;
“control zone” means air space which has been notified as such and which extends upwards from the surface;
“co-pilot”, in relation to an aircraft, means a pilot who in performing his duties as such is subject to the direction of another pilot carried in the aircraft;
“country” includes a territory;
“crew” means a member of the flight crew, a person carried on the flight deck who is appointed by the operator of the aircraft to give or to supervise the training, experience, practice and periodical tests required in respect of the flight crew under paragraph 27(2) or a cabin attendant;
“flight” and “to fly” have the meanings respectively assigned to them by sub-paragraph (2);
“flight crew”, in relation to an aircraft, means those members of the crew of the aircraft who respectively undertake to act as pilot, flight navigator, flight engineer and flight radio operator of the aircraft;
“flight level” means one of a series of levels of equal atmospheric pressure, separated by notified intervals and each expressed as the number of hundred of feet which would be indicated at that level on a pressure altimeter calibrated in accordance with the International Standard Atmosphere and set to 1013.2 millibars;
“flight recording system” means a system comprising either a flight data recorder or a cockpit voice recorder or both;
“flight simulator” means apparatus by means of which flight conditions in an aircraft are simulated on the ground;
“flight visibility” means the visibility forward from the flight deck of an aircraft in flight;
“Instrument Flight Rules” means Instrument Flight Rules contained in Part VI of the Eleventh Schedule;
“Instrument Meteorological Conditions” means weather precluding flight in compliance with the Visual Flight Rules;
“to land” in relation to aircraft includes to alight on water;
“legal personal representative” means an executor, administrator or other representative of a deceased person;
“licence” includes any certificate of competency or certificate of validity issued with the licence or required to be held in connection with the licence by the law of the country in which the licence is granted;
“licence for public use” has the meaning assigned to it by paragraph 67(1);
“licensed aerodrome” means an aerodrome licensed under this Order;
“lifejacket” includes any device designed to support a person individually in or on water;
“log book”, in the case of an aircraft log book, engine log book or variable pitch propeller log book includes a record kept either in a book or by any other means approved by the chief executive officer in any particular case;
“maximum total weight authorised”, in relation to an aircraft, means the maximum total weight of the aircraft and its contents at which the aircraft may take off anywhere in the world in the most favourable circumstances in accordance with the Certificate of Airworthiness in force in respect of the aircraft;
“military aircraft” includes the naval, military or air force aircraft of any country;
“nautical mile” means the International Nautical Mile which is a distance of 1,852 metres;
“night” means the time between 20 minutes after sunset and 20 minutes before sunrise, sunset and sunrise being determined at surface level;
“notified” means shown in publications issued in Singapore entitled Notams (Notices to Airmen), Information Circulars, Aeronautical Information, Publications, Airworthiness Notices, Singapore Air Safety Publications (SASP) and Singapore Airworthiness Requirements (SAR) or any other official publication so issued for the purpose of enabling any of the provisions of this Order to be complied with;
“operator” has the meaning assigned to it by sub-paragraph (3);
“pilot-in-command”, in relation to an aircraft, means a person who for the time being is in charge of the piloting of the aircraft without being under the direction of any other pilot in the aircraft;
“prescribed” means prescribed by regulations made by the Minister under this Order;
“pressurised aircraft” means an aircraft provided with means of maintaining in any compartment thereof a pressure greater than that of the surrounding atmosphere;
“public transport” has the meaning assigned to it by sub-paragraph (4);
“public transport aircraft” means an aircraft flying or intended by the operator of the aircraft to fly, for the purpose of public transport;
“public transport of passengers” means transport of passengers which is public transport by virtue of sub-paragraph (4)(a)(i) or (ii);
“replacement”, in relation to any part of any aircraft or its equipment, includes the removal and replacement of that part whether or not by the same part, and whether or not any work is done on it, but does not include the removal and replacement of a part which is designed to be removable solely for the purpose of enabling another part to be inspected, repaired, removed or replaced or cargo to be loaded;
“Rules of the Air and Air Traffic Control” means the Rules of the Air and Air Traffic Control contained in the Eleventh Schedule;
“scheduled journey” means one of a series of journeys which are undertaken between the same two places and together amount to a systematic service;
“Singapore aircraft” means an aircraft which is registered in the Republic of Singapore;
“special VFR flight” means a flight which is a special VFR flight for the purposes of the rules prescribed under paragraph 62(1);
“Visual Flight Rules” means the Visual Flight Rules contained in Part V of the Eleventh Schedule;
“Visual Meteorological Conditions” means weather permitting flight in accordance with the Visual Flight Rules.
(2)  An aircraft shall be deemed to be in flight —
(a)in the case of a piloted flying machine, from the moment when, after the embarkation of its crew for the purpose of taking off, it first moves under its own power until the moment when it next comes to rest after landing;
(b)in the case of a pilotless flying machine or a glider, from the moment when it first moves for the purpose of taking off until the moment when it next comes to rest after landing;
(c)in the case of an airship or free balloon, from the moment when it first becomes detached from the surface until the moment when it next becomes attached thereto or comes to rest thereon,
and the expressions “a flight” and “to fly” shall be construed accordingly.
(3)  References in this Order to the operator of an aircraft are, for the purposes of the application of any provision of this Order in relation to any particular aircraft, references to the person who at the relevant time has the management of that aircraft:
Provided that, for the purposes of the application of any provision in Part III when by virtue of any charter or other agreement for the hire or loan of an aircraft, a person, other than an air transport undertaking or an aerial work undertaking, has the management of that aircraft for a period not exceeding 14 days, sub-paragraphs (1) and (2) shall have effect as if that agreement had not been entered into.
(4)  (a)  Subject to this paragraph, an aircraft in flight shall for the purposes of this Order be deemed to fly for the purpose of public transport —
(i)if hire or reward is given or promised for the carriage of passengers or cargo in the aircraft on that flight; or
(ii)if any passengers or cargo are carried gratuitously in the aircraft on that flight by an air transport undertaking, not being persons in the employment of the undertaking (including its directors in the case of a body corporate), persons with the authority of the Minister either making any inspection or witnessing any training, practice or test for the purposes of this Order, or a cargo intended to be used by any such passengers as aforesaid, or by the undertaking; or
(iii)for the purposes of Part III if hire or reward is given or promised for the right to fly the aircraft on that flight otherwise than under a hire purchase agreement.
(b)Where under a transaction effected by or on behalf of a member of an unincorporated association of persons on the one hand and the association of persons or any member thereof on the other hand, a person is carried in, or is given the right to fly, an aircraft in such circumstances that hire or reward would be deemed to be given or promised if the transaction were effected otherwise than as aforesaid, hire or reward, shall, for the purposes of this Order, be deemed to be given.
(5)  The expressions appearing in the “Table of General Classification of Aircraft” set out in Part A of the First Schedule shall have the meanings thereby assigned to them.