RENOVA ENERGIA S.A.

CNPJ/MF Nº 08.534.605/0001-74

NIRE 35.300.358.295

Material Fact Renova Energia SA (RNEW11) ("Company") the first company dedicated to renewable energy generation listed on the BM&FBOVESPA S.A. - Securities, Commodities and Futures, informs its shareholders and the market in general that today the National Electric Energy Agency ("ANEEL") published in the Diário Oficial da União, acknowledgment of the fact that the 14 wind farms of the Company that sold energy in the second 2009 reserve energy auction are fully prepared to start operations.

The wind farms of Alvorada, Candiba, Guanambi, Guirapá, Igaporã, Ilhéus, Licinio de Almeida, Nossa Senhora da Conceição, Pajeú do Vento, Pindaí, Planaltina, Porto Seguro, Rio Verde and Serra do Salto form the largest wind farm complex in Latin America, denominated Alto Sertão I. The installed capacity of the 14 wind farms is of 294.4

MW, of which, 127 MW of sold energy. The acknowledgment considers that the above mentioned wind farms are

fully prepared to start operations. Upon receipt of the acknowledgment, the CCEE (Electric Energy Commercialization Chamber) is authorized to disburse the amount due to the Company under the terms of the reserve energy contracts, celebrated between October 26 and December 6, 2010 between CCEE and the Special Purpose Vehicles established as Independent Electric Energy Producers.

Below is the transcript of the publication on local news, on October 2nd, 2012, in connection with the acknowledgment:

"ACKNOWLEDMETN OF THE SUPERINTENDENT SEPTEMBER 28, 2012
No-3017. Proceeding number - 48500.004707/2010-61 Party: Centrais Eólicas Alvorada S.A.: EOL Dawn Generating Units: UG1 to UG5 of 1,600 kW each. Date of recognition: starting from July 1st, 2012. Location: City of Caetité, State of Bahia
No-3018. Proceeding number - 48500.004699/2010-52 Party: Centrais Eólicas Candiba S.A. Central Plant: EOL Candiba Generating Units: UG1 to UG6 of 1,600 kW each. Date of recognition: starting from July 27, 2012 Location: City of Guanambi, State of Bahia
No-3019. Proceeding number - 48500.004710/2010-84 Party: Centrais Eólicas Guanambi S.A. Central Plant: EOL Guanambi Generating Units: UG1 to UG13 of 1,600 kW each. Date of recognition: starting from July 27, 2012 Location: City of Guanambi, State of Bahia
No-3020. Proceeding number - 48500.005454/2010-42 Party: Centrais Eólicas Guirapá SA Central Plant: EOL Guirapá Generating Units: UG1 to UG18 of 1,600 kW each. Date of recognition: starting from August 29, 2012 Location: City of Guanambi, State of Bahia
No-3021. Proceeding number - 48500.004708/2010-13 Party: Centrais Eólicas Igaporã S.A. Central Plant: EOL Igaporã Generating Units: UG1 to UG19 of 1,600 kW each. Date of recognition: starting from July 27, 2012 Location: City of Igaporã, State of Bahia
No-3022. Proceeding number - 48500.004698/2010-16 Party: Centrais Eólicas Ilhéus S.A.: Ilhéus EOL Generating Units: UG1 to
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UG7 of 1,600 kW each. Date of recognition: starting from July 27, 2012 Location: City of Guanambi, State of Bahia
No-3023. Proceeding number - 48500.004700/2010-49 Party: Centrais Eólicas Licinio de Almeida S.A.: EOL Licinio de Almeida
Generating Units: UG1 to UG15 of 1,600 kW each. Date of recognition: starting from July 27, 2012 Location: City of Guanambi
, State of Bahia
No-3024. Proceeding number - 48500.004705/2010-71 Party: Centrais Eólicas Nossa Senhora da Conceição S.A. Plant: EOL Nossa Senhora da Conceição Generating Units: UG1 to UG18 of 1,600 kW each. Date of recognition: starting from July 27,
2012 Location: City of Igaporã, State of Bahia
No-3025. Proceeding number - 48500.004706/2010-16 Party: Centrais Eólicas Pajeú do Vento S.A.: EOL Pajeú Wind Generating Units: UG1 to UG16 of 1,600 kW each. Date of recognition: starting from July, 1st, 2012 Location: City of Caetité, State of Bahia
No-3026. Proceeding number - 48500.004723/2010-53 Party: Centrais Eólicas Pindaí S.A. Central Plant: EOL Pindaí Generating Units: UG1 to UG15 of 1,600 kW each. Date of recognition: from August 29, 2012 Location: City of Guanambi, State of Bahia No-3027. Proceeding number - 48500.004709/2010-50 Party: Centrais Eólicas Planaltina S.A. Central Plant: EOL Planaltina Generating Units: UG1 to UG17 of 1,600 kW each. Date of recognition: from July, 1st, 2012 Location: City of Caetité, State of Bahia
No-3028. Proceeding number - 48500.004722/2010-17 Party: Centrais Eólicas Porto Seguro S.A. Central Plant: EOL Safe Harbor Generating Units: UG1 to UG4 of 1,600 kW each. Date of recognition: from July 27, 2012 Location: City of Igaporã, State of Bahia
No-3029. Proceeding number - 48500.005470/2010-35 Party: Centrais Eólicas Rio Verde S.A. Plant: EOL Rio Verde Generating
Units: UG1 to UG19 of 1,600 kW each. Date of recognition: from July, 1st, 2012 Location: City of Caetité, State of Bahia
No-3030. Proceeding number - 48500.004697/2010-63 Party: Centrais Eólicas Serra do Salto S.A.: Leap EOL Serra Generating Units: UG1 to UG6 of 1,600 kW each. Date of recognition: from July 27, 2012 Location: City of Guanambi, State of Bahia D'ALESSANDRO Afonseca Cantarino "

The Company informs that it is in contact with ANEEL to better understand the criteria used to determine the date of recognition of the wind farm operations since the Company believes that all wind farms were fully prepared to start operations on schedule i.e., on July 1st, 2012.

São Paulo, October 2nd, 2012

Pedro Villas Boas Pileggi

Investor Relations and Business Development Director

Renova Energia S.A. (RNEW11) is a company generating energy from alternative sources with a focus on wind farms and small hydroelectric power plants (SHPs). Renova is currently the sole company dedicated to alternative energy in Brazil to have its shares listed on the BM&FBOVESPA. The Company is responsible for prospecting, developing and implementing alternative energy generation projects. In its 11 years of activity, the Company has invested in the formation of a multidisciplinary and highly skilled team composed of professionals with experience in the electric sector. The Company has commercialized

669 MW of installed capacity in the regulated market environment as a result of the reserve auctions for 2009 and 2010 and the 2011 A -3 auction, the

company's capacity being generated from the largest wind farm complex in Brazil and located in the semi-arid region of the state of Bahia. The Company also has the benefit of a commitment to purchase a further 400 MW of installed wind energy capacity on the part of free market clients.

Considerations referring to business perspectives, operating and financing estimates, and growth prospects of the Company eventually expressed in this document, are mere estimates and, as such, are based exclusively on management forecasts in relation to future business plans of the Company. Future estimates are based on current knowledge, the Company assumptions and estimates, which are based on information available to the Company. These assumptions and estimates can be altered as a result of many events and possible factors, which are not fully known by the Company.

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INVESTOR RELATIONS

Pedro Pileggi -IRO and Business Development Director Daniel Famano - Corporate Finance and IR Superintendent Michelle Dorea - IR Manager

Fernanda Kitamura - IR Analyst

ri@renovaenergia.com.br

(11) 3569-6746

PRESS RELATIONS

Inês Castelo

- ines@tree.inf.br

Josy Alves - josy@tree.inf.br

(11) 3093-3600


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