U.S. SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
FORM 6-K
REPORT OF FOREIGN PRIVATE ISSUER
PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE
SECURITIES EXCHANGE
ACT OF 1934
For the Month of October 2023
Nexa Resources S.A.
(Exact Name as Specified in its Charter)
N/A
(Translation of Registrant’s Name)
37A, Avenue J.F. Kennedy
L-1855, Luxembourg
Grand Duchy of Luxembourg
(Address of principal executive offices)
Indicate by check mark
whether the registrant files or will file annual reports under cover Form 20-F or Form 40-F.
Indicate by check mark
if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(1): ____
Indicate by check mark
if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(7): ____
Indicate by check mark
whether by furnishing the information contained in this Form, the registrant is also thereby furnishing the information to the Commission
pursuant to Rule 12g3-2(b) under the Securities Exchange Act of 1934.
If “Yes” is marked,
indicate below the file number assigned to the registrant in connection with Rule 12g3-2(b): Not applicable.
SIGNATURES
Pursuant to the requirements
of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto
duly authorized.
Date: October 30, 2023
| Nexa Resources S.A. |
| By:/s/ José Carlos del Valle |
| Name: José Carlos del Valle |
| Title: Senior Vice President of Finance and Group Chief Financial Officer |
EXHIBIT INDEX
Cover
note to CEO and CFO Certifications Nexa Resources S.A. (“NEXA”) relies on an exemption under Part 4 of National Instrument
71-102 Continuous Disclosure and Other Exemptions Relating to Foreign Issuers, from securities legislation requirements relating to preparation,
approval, filing and delivery of interim MD&A. As a result, reference in the attached certifications to “interim MD&A”
in paragraph 1 and paragraph 6 thereof is to the Earnings Release of NEXA October 30, 2023.
FORM
52-109F2 CERTIFICATION OF INTERIM FILINGS FULL CERTIFICATE I, Ignacio Rosado, President and Chief Executive Officer of Nexa Resources
S.A., certify the following: 1. Review: I have reviewed the interim financial report and interim MD&A (together, the “interim
filings”) of Nexa Resources S.A. (the “issuer”) for the interim period ended September 30, 2023. 2. No misrepresentations:
Based on my knowledge, having exercised reasonable diligence, the interim filings do not contain any untrue statement of a material fact
or omit to state a material fact required to be stated or that is necessary to make a statement not misleading in light of the circumstances
under which it was made, with respect to the period covered by the interim filings. 3. Fair presentation: Based on my knowledge, having
exercised reasonable diligence, the interim financial report together with the other financial information included in the interim filings
fairly present in all material respects the financial condition, financial performance and cash flows of the issuer, as of the date of
and for the periods presented in the interim filings. 4. Responsibility: The issuer’s other certifying officer(s) and I are responsible
for establishing and maintaining disclosure controls and procedures (DC&P) and internal control over financial reporting (ICFR),
as those terms are defined in National Instrument 52-109 Certification of Disclosure in Issuers’ Annual and Interim Filings, for
the issuer. 5. Design: Subject to the limitations, if any, described in paragraphs 5.2 and 5.3, the issuer’s other certifying officer(s)
and I have, as at the end of the period covered by the interim filings (a) designed DC&P, or caused it to be designed under our supervision,
to provide reasonable assurance that (i) material information relating to the issuer is made known to us by others, particularly during
the period in which the interim filings are being prepared; and (ii) information required to be disclosed by the issuer in its annual
filings, interim filings or other reports filed or submitted by it under securities legislation is recorded, processed, summarized and
reported within the time periods specified in securities legislation; and (b) designed ICFR, or caused it to be designed under our supervision,
to provide reasonable assurance regarding the reliability of financial reporting and the preparation of financial statements for external
purposes in accordance with the issuer’s GAAP. 5.1 Control framework: The control framework the issuer’s other certifying
officer(s) and I used to design the issuer’s ICFR is the Committee of Sponsoring Organization of the Tradeway Commission (COSO
2013). 5.2 ICFR: N/A 5.3 Limitation on scope of design: N/A
6.
Reporting changes in ICFR: The issuer has disclosed in its interim MD&A any change in the issuer’s ICFR that occurred during
the period beginning on July 1, 2023 and ended on September 30, 2023 that has materially affected, or is reasonably likely to materially
affect, the issuer’s ICFR. Date: October 30, 2023 _______________________ Ignacio Rosado President and Chief Executive Officer
Cover
note to CEO and CFO Certifications Nexa Resources S.A. (“NEXA”) relies on an exemption under Part 4 of National Instrument
71-102 Continuous Disclosure and Other Exemptions Relating to Foreign Issuers, from securities legislation requirements relating to preparation,
approval, filing and delivery of interim MD&A. As a result, reference in the attached certifications to “interim MD&A”
in paragraph 1 and paragraph 6 thereof is to the Earnings Release of NEXA dated October 30, 2023.
FORM
52-109F2 CERTIFICATION OF INTERIM FILINGS FULL CERTIFICATE I, José Carlos del Valle, Senior Vice President of Finance and Group
Chief Financial Officer of Nexa Resources S.A. certify the following: 1. Review: I have reviewed the interim financial report and interim
MD&A (together, the “interim filings”) of Nexa Resources S.A. (the “issuer”) for the interim period ended
September 30, 2023. 2. No misrepresentations: Based on my knowledge, having exercised reasonable diligence, the interim filings do not
contain any untrue statement of a material fact or omit to state a material fact required to be stated or that is necessary to make a
statement not misleading in light of the circumstances under which it was made, with respect to the period covered by the interim filings.
3. Fair presentation: Based on my knowledge, having exercised reasonable diligence, the interim financial report together with the other
financial information included in the interim filings fairly present in all material respects the financial condition, financial performance
and cash flows of the issuer, as of the date of and for the periods presented in the interim filings. 4. Responsibility: The issuer’s
other certifying officer(s) and I are responsible for establishing and maintaining disclosure controls and procedures (DC&P) and
internal control over financial reporting (ICFR), as those terms are defined in National Instrument 52-109 Certification of Disclosure
in Issuers’ Annual and Interim Filings, for the issuer. 5. Design: Subject to the limitations, if any, described in paragraphs
5.2 and 5.3, the issuer’s other certifying officer(s) and I have, as at the end of the period covered by the interim filings (a)
designed DC&P, or caused it to be designed under our supervision, to provide reasonable assurance that (i) material information relating
to the issuer is made known to us by others, particularly during the period in which the interim filings are being prepared; and (ii)
information required to be disclosed by the issuer in its annual filings, interim filings or other reports filed or submitted by it under
securities legislation is recorded, processed, summarized and reported within the time periods specified in securities legislation; and
(b) designed ICFR, or caused it to be designed under our supervision, to provide reasonable assurance regarding the reliability of financial
reporting and the preparation of financial statements for external purposes in accordance with the issuer’s GAAP. 5.1 Control framework:
The control framework the issuer’s other certifying officer(s) and I used to design the issuer’s ICFR is the Committee of
Sponsoring Organization of the Tradeway Commission (COSO 2013). 5.2 ICFR: N/A 5.3 Limitation on scope of design: N/A
6.
Reporting changes in ICFR: The issuer has disclosed in its interim MD&A any change in the issuer’s ICFR that occurred during
the period beginning on July 1, 2023 and ended on September 30, 2023 that has materially affected, or is reasonably likely to materially
affect, the issuer’s ICFR. Date: October 30, 2023 _______________________ José Carlos del Valle Senior Vice President of
Finance and Group Chief Financial Officer
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