Material Fact – Cimpor Takeover Bid Result


COMPANHIA SIDERÚRGICA NACIONAL (“CSN” or “Company”), pursuant to Article 157 of Law 6,404/76, and CVM Instruction 358/02, and consonant with the Material Facts released on December 18, 2009 and February 12, 2010, as well as the Notices to the Market of December 30, 2009 and January 26, 2010, hereby announces to its shareholders and the public that, in relation to the Public Tender Offer for the Acquisition of Shares of Cimpor – Cimentos de Portugal, SGPS, S.A., made by its subsidiary CSN Cement S. à r.l. (“Offering”), in a special session held on the present date at the NYSE Euronext regulated stock market in Lisbon, Portugal, it has been declared that, considering that one of the precedent conditions listed in the Offering prospectus was the acquisition of at least one third (1/3) of the shares plus one, and since such condition was not verified, no securities were traded within the scope of the Offering.

Rio de Janeiro, February 23, 2010

Companhia Siderúrgica Nacional
Paulo Penido Pinto Marques
Investor Relations Executive Officer

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