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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
Originator-Key-Asymmetric:
 MFgwCgYEVQgBAQICAf8DSgAwRwJAW2sNKK9AVtBzYZmr6aGjlWyK3XmZv3dTINen
 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 M1Nc/hCXZpVKls44Q6U18j8MA7N2t4EEGL19BZp6mlwm9hvLGlqU5u1DN58MYfuu
 Hp4lRBv3XarBKTm/UK7t1w==

<SEC-DOCUMENT>9999999997-10-008778.txt : 20100409
<SEC-HEADER>9999999997-10-008778.hdr.sgml : 20100409
<ACCEPTANCE-DATETIME>20100409102841
<PAPER>
ACCESSION NUMBER:		9999999997-10-008778
CONFORMED SUBMISSION TYPE:	ARS
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20091231
FILED AS OF DATE:		20100406
DATE AS OF CHANGE:		20100409
EFFECTIVENESS DATE:		20100406

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			USG CORP
		CENTRAL INDEX KEY:			0000757011
		STANDARD INDUSTRIAL CLASSIFICATION:	CONCRETE GYPSUM  PLASTER PRODUCTS [3270]
		IRS NUMBER:				363329400
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		ARS
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-08864
		FILM NUMBER:		10011673

	BUSINESS ADDRESS:	
		STREET 1:		550 WEST ADAMS STREET
		STREET 2:		DEPARTMENT 188
		CITY:			CHICAGO
		STATE:			IL
		ZIP:			60661
		BUSINESS PHONE:		312-606-4000

	MAIL ADDRESS:	
		STREET 1:		DEPARTMENT #188
		STREET 2:		550 WEST ADAMS STREET
		CITY:			CHICAGO
		STATE:			IL
		ZIP:			60661
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<FILENAME>9999999997-10-008778.paper
<DESCRIPTION>AUTO-GENERATED PAPER DOCUMENT
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This document was generated as part of a paper submission.
Please reference the Document Control Number 10011673 for access to the original document.
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