4.4.2 Each Contracting State shall ensure that transfer passengers of commercial air transport operations and their cabin baggage are screened prior to boarding an aircraft, unless it has established a validation process and continuously implements procedures, in collaboration with the other Contracting State where appropriate, to ensure that such pass-engers and their cabin baggage have been screened to an appropriate level at the point of origin and subsequently protected from unauthorized interference from the point of screening at the originating airport to the departing aircraft at the transfer airport.
Note.— See guidance material on this issue in the Security Manual for Safeguarding Civil Aviation Against Acts of Unlawful Interference (Doc 8973 — Restricted).
4.4.3 Each Contracting State shall ensure that passengers and their cabin baggage which have been screened are protected from unauthorized interference from the point of screening until they board their aircraft. If mixing or contact does take place, the passengers concerned and their cabin baggage shall be re-screened before boarding an aircraft.
4.4.4 Each Contracting State shall establish at an airport measures for transit operations to protect transit passengers’ cabin baggage from unauthorized interference and protect the integrity of the security of the airport of transit.

4.5 Measures relating to hold baggage
4.5.1 Each Contracting State shall establish measures to ensure that originating hold baggage is screened prior to being loaded onto an aircraft engaged in commercial air transport operations departing from a security restricted area.
4.5.2 Each Contracting State shall ensure that all hold baggage to be carried on a commercial aircraft is protected from unauthorized interference from the point it is screened or accepted into the care of the carrier, whichever is earlier, until departure of the aircraft on which it is to be carried. If the integrity of hold baggage is jeopardized, the hold baggage shall be re-screened before being placed on board an aircraft.
4.5.3 Each Contracting State shall ensure that commer-cial air transport operators do not transport the baggage of passengers who are not on board the aircraft unless that baggage is identified as unaccompanied and subjected to additional screening.
4.5.4 Each Contracting State shall ensure that transfer hold baggage is screened prior to being loaded onto an aircraft engaged in commercial air transport operations, unless it has established a validation process and continuously implements procedures, in collaboration with the other Contracting State where appropriate, to ensure that such hold baggage has been screened at the point of origin and subsequently protected from unauthorized interference from the originating airport to the departing aircraft at the transfer airport.
Note.— See guidance material on this issue in the Security Manual for Safeguarding Civil Aviation Against Acts of Unlawful Interference (Doc 8973 — Restricted).
　
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本文鏈接地址：Security Annex 17 to the Convention on International Civil Aviation(18)