Rome, 16 September 2010 – The Board of Directors of Acea S.p.A. (“Acea”) today approved a preliminary agreement, not yet legal effective, identifying the main terms in the termination of the AceaElectrabel S.p.A. (“AceaElectrabel”) joint venture between Acea and GDF SUEZ ENERGIA ITALIA S.p.A. (“GSEI”) (the “Transaction”).

AceaElectrabel currently owns shareholdings in companies operating in the electricity generation, trading and sale businesses, as shown in the diagram below.