<SEC-DOCUMENT>0000764065-24-000185-index.html : 20240920
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<ACCEPTANCE-DATETIME>20240920162300
ACCESSION NUMBER:		0000764065-24-000185
CONFORMED SUBMISSION TYPE:	SD
PUBLIC DOCUMENT COUNT:		13
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<ITEM-NUMBER>2.01
<ITEM-PERIOD>20231231
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FILED AS OF DATE:		20240920
DATE AS OF CHANGE:		20240920

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			CLEVELAND-CLIFFS INC.
		CENTRAL INDEX KEY:			0000764065
		STANDARD INDUSTRIAL CLASSIFICATION:	METAL MINING [1000]
		ORGANIZATION NAME:           	01 Energy & Transportation
		IRS NUMBER:				341464672
		STATE OF INCORPORATION:			OH
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SD
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-08944
		FILM NUMBER:		241313668

	BUSINESS ADDRESS:	
		STREET 1:		200 PUBLIC SQUARE
		STREET 2:		STE. 3300
		CITY:			CLEVELAND
		STATE:			OH
		ZIP:			44114-2315
		BUSINESS PHONE:		216-694-5700

	MAIL ADDRESS:	
		STREET 1:		200 PUBLIC SQUARE
		STREET 2:		STE. 3300
		CITY:			CLEVELAND
		STATE:			OH
		ZIP:			44114-2315

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	CLIFFS NATURAL RESOURCES INC.
		DATE OF NAME CHANGE:	20081015

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	CLEVELAND CLIFFS INC
		DATE OF NAME CHANGE:	19920703
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<TEXT>
Document 1 - file: a202409-formsdxgovernmentp.htm
</DOCUMENT> <DOCUMENT> <TYPE>EX-2 <SEQUENCE>2 <FILENAME>clf-20231231.htm <DESCRIPTION>EX-2 <TEXT> Document 2 - file: clf-20231231.htm
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</DOCUMENT> <DOCUMENT> <TYPE>EX-2.01.SCH <SEQUENCE>4 <FILENAME>clf-20231231.xsd <DESCRIPTION>XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT <TEXT> Document 4 - file: clf-20231231.xsd
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</DOCUMENT> <DOCUMENT> <TYPE>XML <SEQUENCE>7 <FILENAME>R3.htm <DESCRIPTION>IDEA: XBRL DOCUMENT <TEXT> Document 7 - file: R3.htm
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</DOCUMENT> <DOCUMENT> <TYPE>XML <SEQUENCE>9 <FILENAME>R5.htm <DESCRIPTION>IDEA: XBRL DOCUMENT <TEXT> Document 9 - file: R5.htm
</DOCUMENT> <DOCUMENT> <TYPE>XML <SEQUENCE>10 <FILENAME>Show.js <DESCRIPTION>IDEA: XBRL DOCUMENT <TEXT> Document 10 - file: Show.js
</DOCUMENT> <DOCUMENT> <TYPE>XML <SEQUENCE>11 <FILENAME>report.css <DESCRIPTION>IDEA: XBRL DOCUMENT <TEXT> Document 11 - file: report.css
</DOCUMENT> <DOCUMENT> <TYPE>XML <SEQUENCE>12 <FILENAME>FilingSummary.xml <DESCRIPTION>IDEA: XBRL DOCUMENT <TEXT> Document 12 - file: FilingSummary.html
Document 12 - RAW XML: FilingSummary.xml
</DOCUMENT> <DOCUMENT> <TYPE>ZIP <SEQUENCE>14 <FILENAME>0000764065-24-000185-xbrl.zip <DESCRIPTION>IDEA: XBRL DOCUMENT <TEXT> Document 14 - file: 0000764065-24-000185-xbrl.zip
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