Protocol of acceptance and offering of gifts and favors

Enel S.p.A. provides for the dissemination to the public of regulated information by using SDIR NIS, managed by BIt Market Services, a London Stock Exchange Group's company, with registered office at Milan, Piazza degli Affari, 6. For the storage of regulated information made available to the public, Enel S.p.A. has adhered, as from July 1^st, 2015 to the authorized mechanism denominated “NIS-Storage”, available at the address www.emarketstorage.com, managed by the above mentioned BIt Market Services S.p.A. and authorized by CONSOB with the resolution No. 19067 of November 19^th, 2014. From May 19^th 2014 to June 30^th 2015 Enel S.p.A. used the authorized mechanism for the storage of regulated information denominated “1Info”, available at the address www.1info.it, managed by Computershare S.p.A. with registered office in Milan and authorized by CONSOB with resolution No. 18852 of April 9^th, 2014