TRANSMISSORA ALIANÇA DE ENERGIA ELÉTRICA S.A. Notice to the Market Rio de Janeiro, November 27, 2009 In accordance with Official Letter CVM/SGE/001/03 of January 22, 2003, and the caput of Article 12 of CVM Instruction 358 of January 3, 2002, Transmissora Aliança de Energia Elétrica S.A. (the new name of Terna Participações S.A. approved by the Extraordinary Shareholders’ Meeting of November 4, 2009) (“Company”) (Bovespa: TRNA11) hereby announces that, on November 23, 2009, it received a communication from BNY MELLON SERVIÇOS FINANCEIROS DISTRIBUIDORA DE TÍTULOS E VALORES MOBILIÁRIOS S.A., an institution headquartered at Av. Presidente Wilson nº 231, 11º andar, 13º e 17º andares (parte), in the city and state Rio de Janeiro, inscribed in the corporate roll of taxpayers' (CNPJ/MF) under no. 02.201.501/0001-61, stating that the investment funds and non-resident investor managed by JGP GESTÃO DE RECURSOS LTDA. and/or JGP GESTÃO PATRIMONIAL LTDA. (“Investors”), and managed and/or legally represented by BNY MELLON SERVIÇOS FINANCEIROS DISTRIBUIDORA DE TÍTULOS E VALORES MOBILIÁRIOS S.A., have acquired additional preferred shares issued by the Company and now hold a total of 10,513,400 (ten million, five hundred and thirteen thousand and four hundred) preferred Company shares, or 5,256,700 (five million, two hundred and fifty-six thousand and seven hundred) share deposit certificates (Units), equivalent to 17.53% (seventeen point five three percent) of the Company’s preferred capital. According to the investor, the acquisitions are not intended to alter the Company’s ownership structure or management. Sincerely, Domingos Sávio Castro Horta CFO and Head of Investor Relations TRANSMISSORA ALIANÇA DE ENERGIA ELÉTRICA S.A.