Petróleo Brasileiro S.A. – Petrobras announces this monday (11/03), the CEO of Transpetro, José Sergio de Oliveira Machado, presented a letter to the Board of Directors of this subsidiary requesting a non-paid leave for the next 31 days. Transpetro’s Board of Directors approved, in this same day, the request and appointed to replace him, in this period, the executive director Claudio Ribeiro Teixeira Campos.