1378. Form and conduct of investigation.

1378.     Form and conduct of investigation.

The extent of investigations and the procedure to be followed in carrying out investigations required or authorised under the Civil Aviation (Investigation of Air Accidents and Incidents) Regulations 19961 must be determined by the Chief Inspector of Air Accidents2 taking account of the purpose of the investigation of accidents3 and incidents4, the principles and objectives governing the investigation of civil aviation accidents and incidents5, and the lessons he expects to draw from the accident or incident for the improvement of safety6.