CTEEP - COMPANHIA DE TRANSMISSÃO DE ENERGIA ELÉTRICA PAULISTA A PUBLICLY HELD COMPANY CNPJ/MF no. 02.998.611/0001- 04 NOTICE TO THE MARKET Pursuant to CVM Instruction 358 and to the provision in Paragraph 4, Article 157 of Law 6.404/76, as amended, CTEEP – Companhia de Transmissão de Energia Elétrica Paulista wishes to notify the market that Mandatory Resolution 2.052 of August 18 2009 has been published in the Federal Official Gazette (Diário Oficial da União) authorizing the transfer of corporate control of Interligação Elétrica Sul S.A. – IESUL, currently held by CTEEP, to be shared with Cymi Holding S.A., through the transfer of shares, including those of the minority shareholder as shown in the chart below: Breakdown of the Capital Stock of Interligação Elétrica Sul S.A. – IESUL Pre-Approval Shareholder CTEEP Following Approval Percentage 99.99% Jorge Rodriguez Ortiz 0.01% Shareholder Percentage CTEEP 50.1% Cymi Holding S.A. 49.9% The time frame for implementation of the operation has been set at 90 (ninety) days as from the date of publication of the Resolution. São Paulo, August 28 2009 Marcio Lopes Almeida Chief Financial Officer and Director of Investor Relations