COMPANHIA SIDERÚRGICA NACIONAL

Publicly-Held Company

Corporate Taxpayer's ID: 33.042.730/0001-04

NIRE: 35300396090

NOTICE TO SHAREHOLDERS

Date of the Annual Shareholders' Meeting

Companhia Siderúrgica Nacional ("Company") informs its shareholders and to the market in general that, in the terms of the article 37, paragraph 2 of CVM Instruction No. 81/22, as amended, the attendance of the Annual Shareholder's Meeting ("Meeting") of the Company is scheduled for April 28, 2023, and all information and documents related to the matters to be discussed at the aforementioned Meeting will be disclosed in a timely manner.

São Paulo, January 13, 2023.

Marcelo Cunha Ribeiro

Executive of Finance and Investor Relations

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CSN - Companhia Siderúrgica Nacional published this content on 13 January 2023 and is solely responsible for the information contained therein. Distributed by Public, unedited and unaltered, on 13 January 2023 21:29:07 UTC.