Sale of 100% equity interest in BSBios: Opportunity Disclosure - Teaser

Rio de Janeiro, December 14, 2017 - Petróleo Brasileiro S.A. - Petrobras informs that it has initiated the opportunity disclosure stage ('Teaser') related to the sale of 100% of the shares held by Petrobras Biocombustíveis ('PBIO'), a wholly-owned subsidiary of Petrobras, in the company BSBios, which corresponds to 50% of the company's capital.

BSBios owns two biodiesel plants, located in Passo Fundo-RS and Marialva-PR, being the largest Brazilian producer of biodiesel. Both plants have a production capacity of 288,000 m³/year of biodiesel.

The Teaser containing key information about this opportunity, as well as the objective criteria for the selection of prospective purchasers are available in Petrobras website: http://www.investidorpetrobras.com.br/en/press-releases.

Besides the Teaser, the main subsequent phases of the company's divestment project will be disclosed, as detailed below:

• Start of non-binding phase (if applicable);
• Start of binding phase;
• Concession of exclusive negotiation (if applicable);
• Transaction approval by Senior Management (Executive Board and Board of Directors) and signature of contracts;
• Closing.

The disclosure to the market herein is in compliance with Petrobras' divestment methodology and is aligned with the guidelines of the Federal Accounting Court (TCU - Tribunal de Contas da União).

This material is being provided pursuant to Brazilian regulatory requirements, does not constitute an offering, under the U.S. securities laws, and is not a solicitation, invitation or offer to buy or sell any securities. The information on our website, which is accessible through hyperlink resulting from this URL, is not and shall not be deemed part of this report on Form 6-K.