Article 12 Confidentiality of information 1. The State Parties undertake not to disclose any classified information, obtained under this Protocol or as a result of their participation in the Organ, other than to members of their own staff to whom such disclosure is essential for purposes of giving effect to this Protocol or any decision taken by the Organ. 2. State Parties shall ensure that the staff referred to in paragraph 1 of this Article shall at all times maintain strict secrecy. 3. State Parties further undertake not to use any classified information obtained during any multilateral co-operation between them to the detriment of any Member State. 4. A State Party shall remain bound by the requirement of confidentiality under this Article even after it withdraws from the Organ. Article 13 Settlement of disputes Any dispute arising between two or more State Parties from the interpretation or application of this Protocol which cannot be settled amicably shall be referred to the Tribunal. Article 14 Withdrawal A signatory may withdraw from this Protocol upon the expiration of twelve (12) months from the date of giving written notice to that effect to the Chairperson of the Organ. Such Signatory shall cease to enjoy all rights and benefits under this Protocol upon the withdrawal becoming effective. 64