In which language should crew communications be conducted, so as to comply with the requirements imposed on the Operator?
According to the Commission Regulation (EU) No 965/2012 of October 2012, Annex IV - Commercial Air Transport Operations (PART-CAT), Subpart A - General Requirements (GEN) for Motor Powered Aircraft (MPA), “CAT.GEN.MPA.120 Common language” is prescribed that:
The operator shall ensure that all crew members can communicate with each other in a common language.
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