Oi SA (BOVESPA:OIBR4) is planning to acquire shares in TIM Participacoes S.A. (BOVESPA:TIMP3) from Telecom Italia S.p.A. (BIT:TIT). Oi SA said, "The Company engaged Banco BTG Pactual S.A. to act as agent (comissario), pursuant to article 693 of the Brazilian Civil Code, in its own name and on behalf of Oi, to review alternatives with the purpose of enabling a viable proposal for the acquisition of the shares of TIM Participacoes S.A. indirectly held by Telecom Italia SpA, in compliance with the rules and restrictions provided in law and regulations and decisions issued by the Brazilian National Telecommunications Agency and the Brazilian Administrative Council for Economic Defense, in addition to other applicable regulations."