1. That the personnel of the unit or of the establishment is armed, and that it uses its arms for its own defence or for that of the sick and wounded under its charge.
2. That in default of armed orderlies the unit or establishment is guarded by a picquet or by sentinels furnished with an authority in due form.
3. That weapons and cartridges taken from the wounded and not yet handed over to the proper department are found in the unit or establishment.
CHAPTER III
Personnel
Article 9
The personnel engaged exclusively in the collection, transport, and treatment of the wounded and the sick, as well as in the administration of medical units and establishments, and the Chaplains attached to armies, shall be respected and protected under all circumstances. If they fall into the hands of the enemy they shall not be treated as prisoners of war.
These provisions apply to the guard of medical units and establishments under the circumstances indicated in Article 8 (2).
Article 10
The personnel of Voluntary Aid Societies, duly recognised and authorised by their Government, who may be employed in the medical units and establishments of armies, is placed on the same footing as the personnel referred to in the preceding article, provided always that the first-mentioned personnel shall be subject to military law and regulations.