Summary of Significant Accounting Policies	3 Months Ended
Mar. 31, 2025
Summary of material accounting policies [Abstract]
Summary of significant accounting policies	3 SUMMARY OF MATERIAL ACCOUNTING POLICIES The unaudited condensed consolidated interim financial information was prepared based on the information of Suzano and its subsidiaries on the same base date, except for subsidiaries Futuragene and Suzano Packaging and associates Biomas, Ensyn, Simplifyber and Spinnova, as well as in accordance with consistent accounting policies and practices. The unaudited condensed consolidated interim financial information should be read in conjunction with the annual financial statements for the year ended December 31, 2024, considering that its purpose is to provide an update on the activities, events and significant circumstances in relation to those disclosed in the consolidated financial statements. Therefore, unaudited condensed consolidated interim financial information focus on new activities, events and circumstances and do not duplicate the information previously disclosed, except when Management judges that the maintenance of the information is relevant. The accounting policies have been consistently applied to all consolidated companies. There were no changes on such policies and estimates calculation methodologies, which was disclosed in the annual financial statements of December 31, 2024. 3.1 New accounting policies and changes in accounting policies adopted The new standards and interpretations issued, until the issuance of the Company’s unaudited condensed consolidated interim financial information, are described below. 3.1.1 Amendments to IAS 21: Lack of interchangeability (applicable for annual on/or after January 1, 2025) The changes will create requirements for the entity to apply a consistent approach to assessing whether a currency is exchangeable for another currency and, when it is not, to determining the appropriate exchange rate to use and the disclosures to be made. In this context, exchangeability is considered non-existent when, for a given purpose, the entity is unable to obtain more than an insignificant amount of foreign currency. To this end, the entity evaluates: i.the timeliness of obtaining foreign currency; ii.the practical ability (and not the intention) to obtain foreign currency; It is iii.the available markets or exchange mechanisms that create enforceable rights and obligations. The Company assessed the content of this pronouncement and did not identify any impacts.

Summary of Significant Accounting Policies

3 SUMMARY OF MATERIAL ACCOUNTING POLICIES

The unaudited condensed consolidated interim financial information was prepared based on the information of Suzano and its subsidiaries on the same base date, except for subsidiaries Futuragene and Suzano Packaging and associates Biomas, Ensyn, Simplifyber and Spinnova, as well as in accordance with consistent accounting policies and practices.

The unaudited condensed consolidated interim financial information should be read in conjunction with the annual financial statements for the year ended December 31, 2024, considering that its purpose is to provide an update on the activities, events and significant circumstances in relation to those disclosed in the consolidated financial statements. Therefore, unaudited condensed consolidated interim financial information focus on new activities, events and circumstances and do not duplicate the information previously disclosed, except when Management judges that the maintenance of the information is relevant.

The accounting policies have been consistently applied to all consolidated companies.

There were no changes on such policies and estimates calculation methodologies, which was disclosed in the annual financial statements of December 31, 2024.

3.1 New accounting policies and changes in accounting policies adopted

The new standards and interpretations issued, until the issuance of the Company’s unaudited condensed consolidated interim financial information, are described below.

3.1.1 Amendments to IAS 21: Lack of interchangeability (applicable for annual on/or after January 1, 2025)

The changes will create requirements for the entity to apply a consistent approach to assessing whether a currency is exchangeable for another currency and, when it is not, to determining the appropriate exchange rate to use and the disclosures to be made.

In this context, exchangeability is considered non-existent when, for a given purpose, the entity is unable to obtain more than an insignificant amount of foreign currency. To this end, the entity evaluates:

i.the timeliness of obtaining foreign currency;

ii.the practical ability (and not the intention) to obtain foreign currency; It is

iii.the available markets or exchange mechanisms that create enforceable rights and obligations.

The Company assessed the content of this pronouncement and did not identify any impacts.