Under the terms and for the purposes of article 248 of the Securities Code, EDP – Energias de Portugal, S.A. ("EDP") hereby discloses the following information to the market and to the public in general:

EDP Serviço Universal, S.A. ("EDP SU"), the last resort supplier of the Portuguese electric system, 100% owned by EDP Group, agreed today the sale of a portion of EUR 150 million, and the respective interests, of the 2012 tariff deficit.

The tariff deficit in 2012 resulted from the 5-year deferral of the recovery of the 2012 overcost with the acquisition of energy from special regime production (including adjustments for 2010 and 2011), with an outstanding amount at the end of 2012 of EUR 973 million.

EDP – Energias de Portugal, S.A.