AMC1 NCC.GEN.145(a) Handling of flight recorder recordings: preservation, production, protection and use
CAA ORS9 Decision No. 1
PRESERVATION OF RECORDED DATA FOR INVESTIGATION
(a) The operator should establish procedures to ensure that flight recorder recordings are preserved for the investigating authority.
(b) These procedures should include:
(1) instructions for flight crew members to deactivate the flight recorders immediately after completion of the flight and inform relevant personnel that the recording of the flight recorders should be preserved. These instructions should be readily available on board; and
(2) instructions to prevent inadvertent reactivation, test, repair or reinstallation of the flight recorders by operator personnel or during maintenance or ground handling activities performed by third parties.