Article IV
Submission of disputed to conciliation procedure. The high contracting parties obligate themselves to submit to the conciliation procedure established by this treaty the disputes specially mentioned and any others that may arise in their reciprocal relations, without further limitations than those enumerated in the following article, in all controversies which it has not been possible to settle by diplomatic means within a reasonable period of time.
Article V
Limitations, other than indicated, forbidden. The high contracting parties and the states which may in the future adhere to this treaty may not formulate, at the time of signature, ratification, or adherence, other limitations to the conciliation procedure than those which are indicated below:
(a) Differences for the solution of which treaties, conventions, pacts, or pacific agreements of any kind whatever may have been concluded, which in no case shall be considered as annulled by this agreement, but supplemented thereby insofar as they tend to assure peace; as well as the questions or matters settled by previous treaties;
(b) Disputes which the parties prefer to solve by direct settlement or submit by common agreement to an arbitral or judicial solution;
(c) Questions which international law leaves to the exclusive competence of each state, under its constitutional system, for which reason the parties may object to their being submitted to the conciliation procedure before the national or local jurisdiction has decided definitively; except in the case of manifest denial or delay of justice, in which case the conciliation procedure shall be initiated within a year at the latest;
(d) Matters which affect constitutional precepts of the parties to the controversy. In case of doubt, each party shall obtain the reasoned opinion of its respective tribunal or supreme court of justice, if the latter should be invested with such powers.
Effect of abandonment by a signatory. The high contracting parties may communicate, at any time and in the manner provided for by article XV, an instrument stating that they have abandoned wholly or in part the limitations established by them in the conciliation procedure.
The effect of the limitations formulated by one of the contracting parties shall be that the other parties shall not consider themselves obligated in regard to that party save in the measure of the exceptions established.
Article VI
Conciliation commission. In the absence of a permanent conciliation commission or of some other international organization charged with this mission by virtue of previous treaties in effect, the high contracting parties undertake to submit their differences to the examination and investigation of a conciliation commission which shall be formed as follows, unless there is an agreement to the contrary of the parties in each case;
Composition, etc. The conciliation commission shall consist of five members. Each party to the controversy shall designate a member, who may be chosen by it from among its own nationals. The three remaining members shall be designated by common agreement by the parties from among the nationals of third powers, who must be of different nationalities, must not have their customary residence in the territory of the interested parties, nor be in the service of any of them.Choice of president. The parties shall choose the president of the conciliation commission from among the said three members.
