• Accidents to aircraft over 2 250 kg

When the aircraft involved in an accident is of a maximum mass of over 2,250 kg, AAIU shall send the Preliminary Report to:

  1. the State of Registry or the State of Occurrence, as appropriate;
  2. the State of the Operator;
  3. the State of Design;
  4. the State of Manufacture;
  5. any State that provided relevant information, significant facilities or experts; and
  6. the International Civil Aviation Organization.  
  • Accidents to aircraft of 2 250 kg or less

When an aircraft, not covered by 7-2 (a), is involved in an accident and when airworthiness or matters considered to be of interest to other States are involved, the AAIU shall forward the Preliminary Report to:

  1. the State of Registry or the State of Occurrence, as appropriate;
  2. the State of the Operator;
  3. the State of Design;
  4. the State of Manufacture; and
  5. any State that provided relevant information, significant facilities or experts.     
  • Language:         

The Preliminary Report shall be submitted to the appropriate States and to ICAO in one of the working languages of ICAO.

  • Dispatching:

The Preliminary Report shall be sent by facsimile, e-mail, or airmail within 30 days of the date of the accident unless the Accident/Incident Data Report has been sent by that time. When matters directly affecting safety are involved, it shall be sent as soon as the information is available and by the most suitable and quickest means available.