Independent Auditors Report on Internal Control
over Financial Reporting
English Translation of a Report Originally Issued in Korean
To the Shareholders and Board of Directors of
POSCO HOLDINGS
INC.:
Opinion on Internal Control over Financial Reporting
We have audited POSCO HOLDINGS INC.s (the Company) internal control over financial reporting (ICFR) as of December 31, 2023
based on the criteria established in the Conceptual Framework for Designing and Operating ICFR (ICFR Design and Operation Framework) issued by the Operating Committee of Internal Control over Financial Reporting in the Republic of Korea
(the ICFR Committee).
In our opinion, the Company maintained, in all material respects, effective internal control over financial reporting
as of December 31, 2023, based on ICFR Design and Operation Framework.
We also have audited, in accordance with Korean Standards on Auditing
(KSAs), the separate financial statements of the Company, which comprise the separate statements of financial position as of December 31, 2023 and 2022, the separate statements of comprehensive income, changes in equity and cash
flows for the years then ended, and notes, comprising summary of material accounting policy information and other explanatory information, and our report dated March 13, 2024 expressed an unmodified opinion on those separate financial
statements.
Basis for Opinion on Internal Control over Financial Reporting
We conducted our audit in accordance with KSAs. Our responsibilities under those standards are further described in the Auditors Responsibilities for the
Audit of the Internal Control over Financial Reporting section of our report. We are independent of the Company in accordance with the ethical requirements that are relevant to our audit of the internal control over financial reporting in Republic
of Korea, and we have fulfilled our other ethical responsibilities in accordance with these requirements. We believe that the audit evidence we have obtained is sufficient and appropriate to provide a basis for our opinion.
Responsibilities of Management and Those Charged with Governance for the Internal Control over Financial Reporting
The Companys management is responsible for designing, operating and maintaining effective internal control over financial reporting and for its
assessment of the effectiveness of internal control over financial reporting, included in the accompanying Report on Operating Status of Internal Control over Financial Reporting.
Those charged with governance are responsible for overseeing the Companys internal control over financial reporting.
Auditors Responsibilities for the Audit of the Internal Control over Financial Reporting
Our responsibility is to express an opinion on the Companys internal control over financial reporting based on our audit. We conducted our audit in
accordance with KSAs. Those standards require that we plan and perform the audit to obtain reasonable assurance about whether effective internal control over financial reporting was maintained in all material respects.
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