Klabin S A : Minutes of Board of Directors Meeting

KLABIN S.A.

CNPJ/ME nº 89.637.490/0001-45

NIRE No. 35300188349

EXTRAORDINARY MEETING OF THE BOARD OF DIRECTORS

HELD ON OCTOBER 26, 2022

1. Date, time and place: On the twenty-sixthy (26th) day of October 2022, at 04:00 pm, the Board of Directors of Klabin S.A. ("Company"), headquartered at Avenida Brigadeiro Faria Lima, No. 3.600, 5º andar, in the city of São Paulo, State of São Paulo held a meeting through videoconference.
2. Notice: The directors were previously convened pursuant to article 18 of the
   Bylaws.
3. Attendance: The members of the Company's Board of Directors were present, according to the names listed at the closing hereof.
4. Board: Paulo Sergio Coutinho Galvão Filho - Chairman and Fábio Fernandes Medeiros - Secretary.
5. Agenda: Deliberate on the proposal for the distribution of the interbank dividends and Interest on Capital ("IoC").
6. Matters and Resolutions Taken:

The board members unanimously approved, without any reservations, ad referendum of the Annual Shareholders' Meeting, in view of the results obtained: (i) the proposal of Administration for the distribution of interim dividends in the total amount of BRL R$ 281,000,000.00 (two hundred and eighty-one million Brazilian Reais), representing BRL R$ 0.05107167489 per Share to shareholders holding common shares and preferred shares and BRL R$ 0.25535837445 per Unit; and (ii) the proposal of the distribution of Interest on Capital in the total amount of BRL R$221,000,000.00 (two hundred and twenty-onemillion

Brazilian Reais), representing BRL R$ 0.04016669092 per Share to shareholders holding common shares and preferred shares and BRL R$ 0.2008334546 per Units, withholding 15% (fifteen percent) of Income Tax at Source, except for shareholders who are proven immune or exempt, according to current legislation on interest on capital, to be debited to the account of part of the interim results for the year 2022, in compliance with the terms of Article 20 of the Company's Bylaws.

Dividends and interest on capital, hereinafter declared, shall be imputed to the mandatory minimum dividend of the current fiscal year, and must be deducted from the amount declared by the Annual Shareholders' Meeting to be held in 2023, in accordance with statutory and legal provisions. The payment of dividends and IoC will be made on November 14, 2022 and the shares will be traded "ex-dividends" and "ex-interest on capital", respectively, from November 1, 2022.

7. Closing: There being no further business to approach, the meeting was closed, and these minutes were drawn up which was read, approved and signed by the attending Members and by the Secretary.

São Paulo, October 26, 2022.

Paulo Sergio Coutinho Galvão Filho - Chairman, Fábio Fernandes Medeiros - Secretary, Wolff Klabin, Daniel Miguel Klabin, Horacio Lafer Piva, Roberto Klabin Martins Xavier, Alberto Klabin, Celso Lafer, Roberto Luiz Leme Klabin, Camilo Marcantonio Junior, Sérgio Francisco Monteiro de Carvalho Guimarães, Vera Lafer, Francisco Lafer Pati, Mauro Rodrigues da Cunha and Isabella Saboya de Albuquerque.

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I certify that the above text is a faithful excerpt from the minutes of the Extraordinary Board of Directors' Meeting dated October 26, 2022, at 04:00 pm drawn up in separate book.

Fábio Fernandes Medeiros

Secretary

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