<SEC-DOCUMENT>0001193125-18-042700-index.html : 20180213
<SEC-HEADER>0001193125-18-042700.hdr.sgml : 20180213
<ACCEPTANCE-DATETIME>20180213164618
ACCESSION NUMBER:		0001193125-18-042700
CONFORMED SUBMISSION TYPE:	424B2
PUBLIC DOCUMENT COUNT:		2
FILED AS OF DATE:		20180213
DATE AS OF CHANGE:		20180213

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:	333-213383-05
		FILM NUMBER:		18604168

	BUSINESS ADDRESS:	
		STREET 1:		ONE FIRST NATIONAL PLZ 37TH FL
		STREET 2:		P O BOX 767
		CITY:			CHICAGO
		STATE:			IL
		ZIP:			60690
		BUSINESS PHONE:		3123944321

	MAIL ADDRESS:	
		STREET 1:		10 SOUTH DEARBORN STREET
		STREET 2:		37TH FLOOR
		CITY:			CHICAGO
		STATE:			IL
		ZIP:			606900767
</SEC-HEADER>
<DOCUMENT>
<TYPE>424B2
<SEQUENCE>1
<FILENAME>d537205d424b2.htm
<DESCRIPTION>424B2
<TEXT>
Document 1 - file: d537205d424b2.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>2
<FILENAME>g537205g57g70.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 2 - file: g537205g57g70.jpg

</DOCUMENT>
</SEC-DOCUMENT>