Company: PBR
Filing Date: 2025-09-05
Form Type: 424B2
Source: 0001104659-25-087755
Chunk: 63

Company: PETROBRAS - PETROLEO BRASILEIRO SA
Filing Date: 2025-09-05
Form: 424B2
Chunk 63
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 and will be engaged in only with relevant persons.

<div align='center'>S-46</div>

Notice to Prospective Investors in the United Kingdom

The Notes are not intended to be offered, sold or otherwise made available to and should not be offered, sold or otherwise made available to any retail investor in the United Kingdom (the “United Kingdom” or the “UK”). For these purposes, a retail investor means a person who is one (or more) of: (i) a retail client, as defined in point (8) of Article 2 of Regulation (EU) No 2017/565 as it forms part of domestic law by virtue of the European Union (Withdrawal) Act 2018 (the “EUWA”); (ii) a customer within the meaning of the provisions of theFinancial Services and Markets Act 2000 (as amended, the “FSMA”)
and any rules or regulations made under the FSMA to implement Directive (EU) 2016/97, where that customer would not qualify as a
professional client, as defined in point (8) of Article 2(1) of Regulation (EU) No 600/2014 as it forms part of domestic
law by virtue of the EUWA; or (iii) not a “qualified investor” as defined in Article 2 of Regulation (EU) 2017/1129
as it forms part of the domestic law by virtue of the EUWA (the “UK Prospectus Regulation”). No key information document required
by Regulation (EU) No 1286/2014 as it forms part of domestic law by virtue of the EUWA (the “UK PRIIPs Regulation”) for offering
or selling the Notes or otherwise making them available to retail investors in the UK has been prepared and the Notes will not be offered
or sold or otherwise made available to any retail investor in the UK.

This prospectus supplement has been prepared on the basis that any offer of Notes in the UK will be made pursuant to an exemptionunder
the UK Prospectus Regulation and the FSMA from the requirement to publish a prospectus for offers of Notes. Accordingly any person making
or intending to make an offer in the UK of Notes which are the subject of the offering contemplated in this prospectus supplement may
only do so to legal entities that are qualified investors as defined in the UK Prospectus Regulation, provided that no such offer of Notes
shall require PGF or any of the underwriters to publish a prospectus