Exhibit 8.1

	Total Capital		Voting Capital		Country of Incorporation		Activity
Subsidiaries
Petrobras Netherlands B.V.—PNBV (i)		100.00%		100.00%		Netherlands		E&P
Petrobras Distribuidora S.A.—BR		71.25%		71.25%		Brazil		Distribution
Petrobras International Braspetro—PIB BV (i) (ii)		100.00%		100.00%		Netherlands		Several segments (iii)
Petrobras Transporte S.A.—Transpetro		100.00%		100.00%		Brazil		RT&M
Petrobras Logística de Exploração e Produção S.A.—PB-LOG		100.00%		100.00%		Brazil		E&P
Transportadora Associada de Gás S.A.—TAG		100.00%		100.00%		Brazil		Gas & Power
Petrobras Gás S.A.—Gaspetro		51.00%		51.00%		Brazil		Gas & Power
Petrobras Biocombustível S.A.		100.00%		100.00%		Brazil		Biofuels
Petrobras Logística de Gás—Logigás		100.00%		100.00%		Brazil		Gas & Power
Liquigás Distribuidora S.A.		100.00%		100.00%		Brazil		RT&M
Araucária Nitrogenados S.A.		100.00%		100.00%		Brazil		Gas & Power
Termomacaé Ltda.		100.00%		100.00%		Brazil		Gas & Power
Braspetro Oil Services Company—Brasoil (i)		100.00%		100.00%		Cayman Islands		Corporate
Breitener Energética S.A.		93.66%		93.66%		Brazil		Gas & Power
Companhia Integrada Têxtil de Pernambuco S.A.—CITEPE		100.00%		100.00%		Brazil		RT&M
Termobahia S.A.		98.85%		98.85%		Brazil		Gas & Power
Companhia Petroquímica de Pernambuco S.A.—PetroquímicaSuape		100.00%		100.00%		Brazil		RT&M
Baixada Santista Energia S.A.		100.00%		100.00%		Brazil		Gas & Power
Petrobras Comercializadora de Energia Ltda.—PBEN		99.91%		99.91%		Brazil		Gas & Power
Fundo de Investimento Imobiliário RB Logística—FII		99.20%		99.20%		Brazil		E&P
Petrobras Negócios Eletrônicos S.A.—E-Petro		100.00%		100.00%		Brazil		Corporate
Termomacaé Comercializadora de Energia Ltda		99.99%		99.99%		Brazil		Gas & Power
5283 Participações Ltda.		100.00%		100.00%		Brazil		Corporate
PDET Offshore S.A.		100.00%		100.00%		Brazil		Corporate

Joint operations	Total Capital		Voting Capital		Country of Incorporation	Activity
Fábrica Carioca de Catalizadores S.A.—FCC		50.00%		50.00%	Brazil	RT&M
Ibiritermo S.A.		50.00%		50.00%	Brazil	Gas & Power

Consolidated Structured Entities	Total Capital		Voting Capital		Country of Incorporation	Activity
Charter Development LLC – CDC (i)		0.00%		0.00%	U.S.A.	E&P
Companhia de Desenvolvimento e Modernização de Plantas Industriais – CDMPI		0.00%		0.00%	Brazil	RT&M
Fundo de Investimento em Direitos Creditórios Não-padronizados do Sistema Petrobras		0.00%		0.00%	Brazil	Corporate

(i) Companies abroad with financial statements prepared in foreign currency.

(ii) 5283 Participações Ltda holds a 0.0034% interest.

(iii) Cover segments abroad in E&P, RTM, Gas & Power and Distribution segments.