New Delhi, June 15 -- The Aircraft Accident Investigation Bureau (AAIB) is India's primary agency for investigating aviation accidents, established in 2012 under the Ministry of Civil Aviation. AAIB operates independently from regulators to ensure objective findings, following international standards set by ICAO Annex 13. The sole objective is accident prevention, not assigning blame. Before 2012, the DGCA handled investigations, but separation ensures independence from regulatory oversight. Aviation investigations follow ICAO Annex 13 protocols. Multiple countries can participate: the State of Occurrence (where the crash happened), State of Registry (where aircraft is registered), State of the Operator (airline's base), and State of Design/Manufacture (where aircraft was built). Each participating state can appoint representatives to join the investigation team. In this case, teams from the US led by the National Transportation Safety Board (NTSB) and from UK (which lost over 50 citizens in the tragedy) are part of the process. P4...