COMPANHIA SIDERÚRGICA NACIONAL
Publicly-Held Company
Corporate Taxpayer's ID (CNPJ/MF) No. 33.042.730/0001-04
State Registry (NIRE) 35-3.0039609.0
MATERIAL FACT
Companhia Siderúrgica Nacional (BOVESPA: CSNA3; NYSE: SID) ("Company"), announces to its shareholders and to the market in general that Form 20-F's Annual Report for the fiscal year concluded on December 31, 2016 was filed at the U.S. Securities Exchange Commission (SEC) and also made available on the Company's Investor Relations website (http://ri.csn.com.br).
São Paulo, December 26, 2017.
David Moise Salama Investor Relations Officer
CSN - Companhia Siderúrgica Nacional published this content on 26 December 2017 and is solely responsible for the information contained herein.
Distributed by Public, unedited and unaltered, on 26 December 2017 10:39:04 UTC.
Original documenthttp://ri.csn.com.br/download_arquivos.asp?id_arquivo=5FC4AF0A-9228-4301-9B22-8223F2F89E07
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