10.—(1) An investigation shall be held in private.
(2) The extent of investigations and the procedure to be followed in carrying out investigations required or authorised under this Order shall be determined by the Chief Inspector taking into account the purpose of the investigation set out in paragraph 3, the principles and objectives of Annex 13 and the lessons he expects to draw from the accident or incident for the improvement of safety.
(3) If, in the course of an investigation into an accident or a serious incident, it becomes known or is suspected that an act of unlawful interference was involved in the accident or serious incident, the investigator-in-charge shall, after consultation with the Chief Inspector and the Minister, immediately inform the Singapore Police or take steps to ensure that the aviation security authorities of other Contracting States concerned are informed of the fact.