Table of Contents
  Exhibit 8.1
 LIST OF SUBSIDIARIES  List of subsidiaries of Petróleo Brasileiro S.A. – PETROBRAS  Subsidiary companies

   Total capital

   Voting capital

   Country of incorporation

   ActivityPetrobras Química S.A. – Petroquisa and subsidiaries

   100.00

   100.00

   Brazil

   PetrochemicalPetrobras Distribuidora S.A. – BR and subsidiaries

   100.00

   100.00

   Brazil

   DistributionBraspetro Oil Services Company – Brasoil and subsidiaries

   100.00

   100.00

   Cayman Islands

   International operationsBraspetro Oil Company – BOC and subsidiaries

   99.99

   99.99

   Cayman Islands

   International operationsPetrobras International Braspetro B.V. – PIBBV and subsidiaries

   100.00

   100.00

   The Netherlands

   International operationsPetrobras Comercializadora de Energia Ltda. – PBEN

   100.00

   100.00

   Brazil

   EnergyPetrobras Negócios Eletrônicos S.A. – E-PETRO

   100.00

   100.00

   Brazil

   CorporatePetrobras Gás S.A. – Gaspetro and subsidiaries

   99.99

   99.99

   Brazil

   Gas transportationPetrobras International Finance Company – PifCo and subsidiaries

   100.00

   100.00

   Cayman Islands

   International commercialization and financingPetrobras Transporte S.A. – Transpetro and subsidiaries

   100.00

   100.00

   Brazil

   TransportationDownstream Participações S.A. and subsidiary

   99.99

   99.99

   Brazil

   Refining and distributionPetrobras Netherlands B.V. – PNBV and subsidiaries

   100.00

   100.00

   The Netherlands

   Exploration and production5283 Participações Ltda.

   100.00

   100.00

   Brazil

   EnergyFundo de Investimento Imobiliário RB Logística – FII

   99.00

   99.00

   Brazil

   CorporateBaixada Santista Energia Ltda.

   100.00

   100.00

   Brazil

   EnergySociedade Fluminense de Energia Ltda. – SFE

   100.00

   100.00

   Brazil

   EnergyTermoceará Ltda.

   100.00

   100.00

   Brazil

   EnergyTermomacaé Ltda.

   100.00

   100.00

   Brazil

   EnergyTermomacaé Comercializadora de Energia Ltda.

   100.00

   100.00

   Brazil

   EnergyTermobahia S.A.

   98.85

   98.85

   Brazil

   EnergyIbiritermo S.A.

   50.00

   50.00

   Brazil

   EnergyPetrobras Biocombustível S.A.

   100.00

   100.00

   Brazil

   Production of ethanol, biodiesel and energyRefinaria Abreu e Lima S.A.

   100.00

   100.00

   Brazil

   Refining and tradingCompanhia Locadora de Equipamentos Petrolíferos S.A. – CLEP

   100.00

   100.00

   Brazil

   Exploration and productionComperj Participações S.A.

   100.00

   100.00

   Brazil

   PetrochemicalComperj Estirênicos S.A.

   100.00

   100.00

   Brazil

   PetrochemicalComperj MEG S.A.

   100.00

   100.00

   Brazil

   PetrochemicalComperj Poliolefinas S.A.

   100.00

   100.00

   Brazil

   PetrochemicalCordoba Financial Services Gmbh – CFS and subsidiary

   100.00

   100.00

   Austria

   CorporateBreitener Energética S.A.

   65.00

   65.00

   Brazil

   EnergyCayman Cabiunas Investment CO.

   100.00

   100.00

   Cayman Islands

   Exploration and productionInnova S.A.

   100.00

   100.00

   Brazil

   PetrochemicalCompanhia de Desenvolvimento de Plantas Utilidades S.A. – CDPU

   100.00

   100.00

   Brazil

   Utilities centerCompanhia de Recuperação Secundária S.A. – CRSEC

   100.00

   100.00

   Brazil

   Exploration and production


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Special purpose entities consolidated according to FIN 46(R)

   Total capital

   Voting capital

   Country of incorporation

   ActivityCompanhia de Desenvolvimento e Modernização de Plantas Industriais – CDMPI

   0.00

   0.00

   Brazil

   RefiningPDET Offshore S.A.

   0.00

   0.00

   Brazil

   Exploration and productionNova Transportadora do Nordeste S.A. – NTN

   0.00

   0.00

   Brazil

   TransportationNova Transportadora do Sudeste S.A. – NTS

   0.00

   0.00

   Brazil

   TransportationCharter Development LLC – CDC

   0.00

   0.00

   USA

   Exploration and productionFundo de Investimento em Direitos Creditórios Não-padronizados do Sistema Petrobras

   0.00

   0.00

   Brazil

   Corporate
   List of subsidiaries of Petrobras International Finance Company  Subsidiary companies

   Totalcapital

   Votingcapital

   Country of incorporation

   ActivityPetrobras Finance Limited–PFL

   100.00

   100.00

   Cayman Islands

   International commercializationBEAR Insurance Company Limited

   100.00

   100.00

   Bermuda

   Insurance


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