Definitions and application
2.—(1)  In these Regulations, unless the context otherwise requires —
“accident” includes a fortuitous or unexpected event by which the safety of any aircraft or any person is threatened;
“accredited representative” means a person appointed by a State for the purpose of participating in an investigation conducted by another State;
“adviser” means a person appointed by a State for the purpose of assisting its accredited representative at an investigation;
“Authority” means the Civil Aviation Authority of Singapore established under section 3 of the Civil Aviation Authority of Singapore Act (Cap. 41);
“chief executive officer” means the chief executive officer of the Authority and includes any person authorised by him to act on his behalf and any person acting in that capacity;
“Chief Inspector” means the Chief Inspector of Accidents appointed under regulation 7;
“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 person, the person who is for the time being the pilot in command of the aircraft;
“foreign aircraft” means an aircraft registered in a country other than Singapore;
“Inspector” means an Inspector of Accidents appointed under regulation 7;
“missing” — an aircraft is deemed to be missing when the official search has been terminated and the wreckage has not been located;
“notifiable accident” means an accident of which notification is required to be given under regulation 3;
“operator” means a person, organisation or enterprise engaged in or offering to engage in aircraft operation;
“owner” means, where an aircraft is registered, the registered owner;
“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;
“public transport aircraft” means an aircraft flying, or intended by the operator of the aircraft to fly, for the purpose of public transport;
“serious injury”, in relation to a person, means an injury which —
(a)requires hospitalisation for a period of more than 48 hours, such period commencing within 7 days from the date of the injury;
(b)results in a fracture of any bone other than a simple fracture of any finger, toe or the nose;
(c)involves lacerations which cause severe haemorrhages, nerve, muscle or tendon damage;
(d)involves injury to any internal organ; or
(e)involves second or third degree burns or any burns affecting more than 5% of the surface of the body;
“State of Manufacture” means the State responsible for the certification of airworthiness of the prototype;
“State of Occurrence” means the State in whose territory an accident or incident occurs;
“State of Registry” means the State on whose register the aircraft is entered;
“substantial damage”, in relation to an aircraft, includes any damage or structural failure which adversely affects the structural strength, performance or the flight characteristics of the aircraft and which necessitates the major repair or replacement of a component of the aircraft.
(2)  These Regulations shall apply to accidents which occur to any —
(a)civil aircraft in Singapore;
(b)Singapore aircraft elsewhere; or
(c)military aircraft during a flying display.
(3)  For the purposes of paragraph (2) —
(a)“flying display” means an exhibition of flying at a civilian organised event (including any rehearsal for such event) which —
(i)consists wholly or partly of an exhibition of flying comprising any civil or military aircraft; and
(ii)takes place at an aerodrome or premises other than a naval, military or air force aerodrome or premises;
(b)an aircraft shall be treated as being a military aircraft at any time, if but only if —
(i)it was at that time an aircraft belonging to the Singapore Armed Forces;
(ii)not being an aircraft referred to in sub-paragraph (b)(i), it was at that time an aircraft belonging to any of the naval, military or air forces of any country.