ENDESA: Payment of the Interim Dividend

At its meeting of October 24, 2006, ENDESA’s Board of Directors agreed to pay an interim gross dividend of 0.5 euros per share from January 2, 2007, to be charged against 2006 earnings, in accordance with the provisions of Article 216 of Spanish Companies Law. As a result, ENDESA (NYSE:ELE) shares will trade ex-dividend from 2 January 2007. The net payment, after the corresponding tax withholding, will be made via Santander Investment, S.A. - entity code 0036 - in accordance with prevailing provisions for participating entities, using Iberclear’s system available to the custodian entities upon presentation of credential for the shares under their custody. The agreement of the Board of Directors to pay an interim dividend was notified to the Spanish stock market regulator, the CNMV, on October 25, 2006. Madrid, December 14th, 2006. Endesa´s CFO, Mr. José Luis Palomo Alvarez * This document may contain certain forward-looking statements regarding anticipated financial and operating results and statistics that are subject to risks and uncertainties as well as to material risks, changes and other factors which may be difficult to predict, including, without limitation, those factors described in the Documento de Registro de Acciones of Endesa filed within the Comisión Nacional del Mercado de Valores and in the Form 20-F of Endesa filed within the Securities and Exchange Commission, both for the fiscal year ended December 31, 2005. For all of these forward-looking statements, we claim the protection of the safe harbour for forward-looking statements contained in the Private Securities Litigation Reform Act of 1995.