Sale Of East Tennant Task

ABOUT ERO COPPER CORP

Ero is a high-margin, high-growth, tidy copper manufacturer with operations in Brazil and home offices in Vancouver, B.C. The Business’s main property is a 99.6% interest in the Brazilian copper mining business, Mineração Caraíba S.A. (” MCSA”), 100% owner of the Business’s Caraíba Operations (previously referred to as the MCSA Mining Complex), which lie in the Curaçá Valley, Bahia State, Brazil and consist of the Pilar and Vermelhos underground mines and the Surubim open pit mine, and the Tucumã Task (previously referred to as Boa Esperança), an IOCG-type copper job found in Pará, Brazil. The Business likewise owns 97.6% of NX Gold S.A. (” NX Gold”) which owns the Xavantina Operations (previously referred to as the NX Cash Cow), consisted of an operating gold and silver mine situated in Mato Grosso, Brazil. Extra info on the Business and its operations, consisting of technical reports on the Caraíba Operations, Xavantina Operations and Tucumã Task, can be discovered on the Business’s site (www.erocopper.com), on SEDAR (www.sedar.com), and on EDGAR (www.sec.gov). The Business’s shares are openly traded on the Toronto Stock Market and the New York Stock Exchange under the sign “ERO”.

TO FIND OUT MORE, PLEASE CONTACT

Courtney Lynn, VP, Corporate Advancement & & Financier Relations
( 604) 335-7504
[email protected]

CARE RELATING TO FORWARD LOOKING DETAILS AND DECLARATIONS

This news release includes “positive declarations” within the significance of the United States Private Securities Lawsuits Reform Act of 1995 and “positive info” within the significance of relevant Canadian securities legislation (jointly, “positive declarations”). Positive declarations consist of declarations that utilize positive terms such as “might”, “might”, “would”, “will”, “ought to”, “plan”, “target”, “strategy”, “anticipate”, “budget plan”, “price quote”, “projection”, “schedule”, “expect”, “think”, “continue”, “possible”, “view” or the unfavorable or grammatical variation thereof or other variations thereof or equivalent terms. Positive declarations might consist of, however are not restricted to, declarations with regard to the future filing of the Technical Report.

Positive declarations undergo a range of recognized and unidentified threats, unpredictabilities and other aspects that might trigger real outcomes, actions, occasions, conditions, efficiency or accomplishments to materially vary from those revealed or suggested by the positive declarations, consisting of, without constraint, threats talked about in this news release and in the Business’s Yearly Details Kind for the year ended December 31, 2022 and dated March 7, 2023 (the “AIF”) under the heading “Threat Aspects”.

Positive declarations are not an assurance of future efficiency. There can be no guarantee that positive declarations will show to be precise, as real outcomes and future occasions might vary materially from those expected in such declarations. Positive declarations includes declarations about the future and are naturally unsure, and the Business’s real outcomes, accomplishments or other future occasions or conditions might vary materially from those shown in the positive declarations due to a range of threats, unpredictabilities and other aspects, consisting of, without constraint, those described herein and in the AIF under the heading “Threat Aspects”.

The Business’s positive declarations are based upon the presumptions, beliefs, expectations and viewpoints of management on the date the declarations are made, a number of which might be hard to forecast and beyond the Business’s control.

Positive declarations included herein are made since the date of this news release and the Business disclaims any commitment to upgrade or modify any positive declaration, whether as an outcome of brand-new info, future occasions or outcomes or otherwise, other than as and to the level needed by relevant securities laws.