I. - Sanitary cities and localities - Art. 4.
Art.4. The choice of the town can be made the subject of a protestation duly notified within a reasonable period.
The examination of the motives of such protestation shall be made at the request of the notifier, in time of peace within a reasonable period and, in time of war with all possible speed, by:
a) In time of peace: the Permanent Court of International Justice;
b) In time of war: the special Committee appointed at the outbreak of hostilities by the non-belligerent Powers which are signers of the Convention;
... in both cases, by the aforesaid international organisation.