3R PETROLEUM Prepayment of Debt Securities

3R PETROLEUM ÓLEO E GÁS (“3R” or “Company”) (B3: RRRP3), in compliance with the provisions of Resolution No. 44 of the Brazilian Securities Commission, informs its investors and the market in general that on December 30th, 2021 has concluded, through its integrally owned subsidiary 3R Macau SA (“3R Macau”), the prepayment of the 2nd Issuance of Simple Debentures, not convertible into Shares, secured with collateral, in a single series and public distribution with restricted efforts issued by 3R Macau (“Debt”).

The Debt prepayment amount was approximately R$782.3 million, including principal, interest accrued and unpaid to date and prepayment costs provided in the contract. The payment of the Debt in advance represents the conclusion of another important step in the process of optimizing the Company’s capital structure.

Finally, 3R reinforces its commitment to keep its investors and the market in general duly informed, in line with the best corporate governance practices and in strict compliance with current legislation.