1.The amounts of the claims determined in accordance with Articles 1 to 3 shall be aggregated for each Member State, in the currency of that State, as at 31 December 1981.
2.For the purpose of an offsetting operation, the amounts referred to in paragraph 1 shall then be converted into Italian lire to enable the Italian competent authority to know the balance payable by it.
3.The conversion shall be made on the basis of the official exchange rate as at 31 December 1981 determined by the Commission in the framework of the European monetary system.