<SEC-DOCUMENT>0001206774-21-001990-index.html : 20210805
<SEC-HEADER>0001206774-21-001990.hdr.sgml : 20210805
<ACCEPTANCE-DATETIME>20210805092139
ACCESSION NUMBER:		0001206774-21-001990
CONFORMED SUBMISSION TYPE:	424B2
PUBLIC DOCUMENT COUNT:		3
FILED AS OF DATE:		20210805
DATE AS OF CHANGE:		20210805

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			COMMONWEALTH EDISON Co
		CENTRAL INDEX KEY:			0000022606
		STANDARD INDUSTRIAL CLASSIFICATION:	ELECTRIC SERVICES [4911]
		IRS NUMBER:				360938600
		STATE OF INCORPORATION:			IL
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		424B2
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	333-233543-02
		FILM NUMBER:		211146632

	BUSINESS ADDRESS:	
		STREET 1:		440 S LASALLE STREET
		CITY:			CHICAGO
		STATE:			IL
		ZIP:			60605-1028
		BUSINESS PHONE:		3123944321

	MAIL ADDRESS:	
		STREET 1:		440 S LASALLE STREET
		CITY:			CHICAGO
		STATE:			IL
		ZIP:			60605-1028

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	COMMONWEALTH EDISON CO
		DATE OF NAME CHANGE:	19920703
</SEC-HEADER>
<DOCUMENT>
<TYPE>424B2
<SEQUENCE>1
<FILENAME>exc3939901-424b2.htm
<DESCRIPTION>PROSPECTUS FILED PURSUANT TO RULE 424(B)(2)
<TEXT>
Document 1 - file: exc3939901-424b2.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>2
<FILENAME>exc3939901-424b2.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 2 - file: exc3939901-424b2.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>3
<FILENAME>exc3939901-424b21x1x1.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 3 - file: exc3939901-424b21x1x1.jpg

</DOCUMENT>
</SEC-DOCUMENT>