Article 173
Disputes between Contracting States

(1) Any dispute between Contracting States concerning the interpretation or application of the present Convention which is not settled by negotiation shall be submitted, at the request of one of the States concerned, to the Administrative Council, which shall endeavour to bring about agreement between the States concerned. 

(2) If such agreement is not reached within six months from the date when the dispute was referred to the Administrative Council, any one of the States concerned may submit the dispute to the International Court of Justice for a binding decision.