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1. The Contracting Parties shall make provision for the performance of secretariat duties in relation to this Agreement, taking into account existing arrangements in the framework of other international agreements on the prevention of marine pollution in force for the same region as this Agreement.
2. Each Contracting Party shall contribute 2.5% towards the annual expenditure of the Agreement. The balance of the Agreement's expenditure shall be divided among Contracting Parties other than the European Economic Community in proportion to their gross national product in accordance with the scale of assessment adopted regularly by the United Nations General Assembly. In no case shall the contribution of a Contracting Party to this balance exceed 20% of the balance.