Notice to the Market – CSN ratifies the Letter of Intent executed with the State of Minas Gerais


NOTICE TO THE MARKET
COMPANHIA SIDERÚRGICA NACIONAL

Publicly-held Company
Rua São José nº 20, Grupo 1602, parte
Rio de Janeiro/RJ
Corporate Taxpayer‘s ID (CNPJ/MF): 33.042.730/0001-04

The Management of Companhia Siderúrgica Nacional (“CSN”), met today with the Government of the State of Minas Gerais and ratified the Letter of Intent executed with such State, dated as of December 18, 2007.

CSN also presented to the Governor of the State of Minas Gerais, Mr. Aécio Neves, its plan for the segregation of the Company’s mining businesses.

Rio de Janeiro, October 28, 2009

COMPANHIA SIDERÚRGICA NACIONAL
Paulo Penido Pinto Marques
Investor Relations Officer

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