<SEC-DOCUMENT>0001292814-17-003424-index.html : 20171226
<SEC-HEADER>0001292814-17-003424.hdr.sgml : 20171225
<ACCEPTANCE-DATETIME>20171222195836
ACCESSION NUMBER:		0001292814-17-003424
CONFORMED SUBMISSION TYPE:	20-F
PUBLIC DOCUMENT COUNT:		37
CONFORMED PERIOD OF REPORT:	20161231
FILED AS OF DATE:		20171226
DATE AS OF CHANGE:		20171222

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			NATIONAL STEEL CO
		CENTRAL INDEX KEY:			0001049659
		STANDARD INDUSTRIAL CLASSIFICATION:	STEEL WORKS, BLAST FURNACES & ROLLING & FINISHING MILLS [3310]
		IRS NUMBER:				000000000
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		20-F
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-14732
		FILM NUMBER:		171273496

	BUSINESS ADDRESS:	
		STREET 1:		RUA LAURO MULLER
		STREET 2:		116 36 ANDAR
		CITY:			RIO DE JANEIRO RJ BR
		STATE:			D5
		ZIP:			00000
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Document 1 - file: sidform20_f.htm

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Document 2 - file: exhibit_8-1.htm

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Document 3 - file: exhibit_12-1.htm

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Document 18 - file: mrs_logo.gif

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Document 23 - file: table05.gif

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Document 24 - file: table06.gif

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Document 25 - file: table07.gif

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Document 26 - file: table08.gif

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Document 27 - file: table09.gif

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Document 28 - file: table10.gif

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Document 29 - file: table11.gif

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Document 30 - file: table13.gif

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Document 31 - file: table14.gif

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Document 32 - file: table15.gif

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Document 33 - file: table16.gif

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Document 34 - file: table17.gif

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