"EASA has established immediate contacts with the Russian Authority to monitor the progress of this investigation since the very beginning, and to participate at the extent that is allowed by the existing rules, so that timely safety actions could be taken as soon as deemed necessary when the causes of the accident are understood," the press service said.
According to EASA, the French Bureau of Enquiry and Analysis for Civil Aviation Safety (BEA) will also take part in the investigation into the incident as a representative of the country that designed engines of the crashed plane.
"To that extent, EASA is formally engaged in the investigation as Technical Adviser of the Accredited Representative from the French BEA that has been appointed in representation of the State of Design of the engine," EASA added.
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The Russian investigators are now looking into potential causes of the accident, including the possible insufficient qualification of the pilots, dispatchers and technical inspectors, aircraft malfunction and adverse weather conditions.