AIM - GEN 3.4.1(1) - Protection of Occurrence Sites

Protection of Occurrence Sites, Aircraft, Components and Documentation

(1) No person shall displace, move or interfere with an aircraft involved in an accident,
or the components or contents of any such aircraft, or interfere with or otherwise
disrupt an occurrence site without first having obtained permission to do so from
an investigator except to extricate any person, to prevent destruction by fire or
other cause, or to avoid danger to any person or property.

(2) Where an aircraft is to be displaced or moved pursuant to subsection (1), the
person directing or otherwise supervising or arranging the action shall, as far as
possible in the circumstances and prior to the moving of the aircraft or any
component or contents thereof or disturbance of the site, record by the best means
available the condition of the aircraft, aircraft contents and the occurrence site.