The 2012 annual report of Terna S.p.A. has been prepared in accordance with the provisions of Art. 154-ter of Italian Legislative Decree 58/98 introduced by Italian Legislative Decree No. 195 of 6 November 2007 (the “Transparency Decree”), as amended by Italian Legislative Decree No. 27 of 27 January 2010.

In implementation of the provision of Italian Legislative Decree no. 38 of 28 February 2005 and EEC Regulation no. 1606/2002, Terna S.p.A. prepares the financial statements as at and for the year ended 31.12.2012 in compliance with the International Financial Reporting Standards (IFRS) issued by the International Accounting Standards Board and endorsed by the European Commission (hereinafter "IFRS-EU").

The 2012 annual report has been prepared on a historic cost basis, modified where necessary for certain financial instruments, as well as on a going concern basis.

In compliance with the provisions of Art. 2364 of the Italian Civil Code and Art. 9.2 of the company's Articles of Association, the Board of Directors has resolved to call the shareholders to meet within one hundred and eighty days of the financial year end, insofar as Terna S.p.A. is a company required to prepare the consolidated financial statements.