39 | II Série A - Número: 077S2 | 28 de Fevereiro de 2009

1 The Centre shall co-operate at all times with the competent authorities of the Member States in order to facilitate the proper administration of justice, to ensure the observance of police regulations and regulations concerning public health and labour inspection and similar legislation, and to prevent any abuse of the privileges, immunities and facilities provided for in this Protocol. 2 The co-operation procedures may be defined in the supplementary agreements provided for in Article 22. ARTICLE 21 The provisions of this Protocol shall not prejudice the right of each Member State to take all precautionary measures necessary in the interests of its security. ARTICLE 22 The Centre may, on decision by the Council acting unanimously, conclude supplementary agreements with any Member State to implement this Protocol and may make any other arrangements to ensure the smooth running of the Centre and the safeguarding of its interests. ARTICLE 23 1 The Centre shall be obliged in all written contracts, other than those concluded in accordance with the Staff Regulations into which it enters and relating to matters in which it enjoys immunity from jurisdiction, to include an arbitration clause whereby any dispute arising out of the interpretation or execution of the contract shall, at the request of either party, be submitted to arbitration. 2 The Centre shall be obliged to submit to arbitration, at the request of the injured party, by means of a compromise any other dispute arising out of loss or damage caused by the Centre to persons or property. 3 The arbitration clause or the compromise shall specify the method of appointing the arbitrators and the third arbitrator, the law applicable and the country where the arbitrators shall sit. The procedure of the arbitration shall be that of that country. 4 The enforcement of the arbitration award shall be governed by the rules in force in the State in which the award is to be enforced. ARTICLE 24 1. Any Member State may submit to the arbitration tribunal provided for in Article 17 of the Convention any dispute • arising out of damage caused by the Centre; • involving any other non-contractual liability of the Centre; or • involving a staff member or an expert of the Centre and in which the person concerned can claim immunity from jurisdiction under Article 13 or Article 14, if this immunity is not waived in accordance with Article 19. ARTICLE 20