ComEd Announces $350 Million Bond Sale

                    ComEd Announces $350 Million Bond Sale

PR Newswire

CHICAGO, Aug. 13, 2013

CHICAGO, Aug. 13, 2013 /PRNewswire/ -- ComEd today announced that it has
priced $350 million of First Mortgage Bonds, maturing on August 15, 2043, with
a coupon of 4.60 percent. ComEd will use the net proceeds from the sale of
the bonds to repay a portion of its outstanding commercial paper obligations
and for other general corporate purposes. The sale is scheduled to close on
Aug. 19.

Mitsubishi UFJ Securities (USA), Inc., Morgan Stanley & Co. LLC and UBS
Securities LLC led the offering as active joint book-running managers. Credit
Agricole Securities (USA) Inc. and U.S. Banccorp Investments, Inc. served as
passive joint book-running managers and TD Securities (USA) LLC served as
senior co-manager. George K. Baum & Company and minority-owned Samuel A.
Ramirez & Company, Inc. served as co-managers for the offering.

An automatic shelf registration statement relating to the sale of the bonds
became effective upon filing with the Securities and Exchange Commission on
May 29, 2012. The offering is being made by means of a prospectus supplement
and an accompanying prospectus. Copies of the prospectus supplement and
accompanying prospectus relating to the offering may be obtained by calling
Mitsubishi UFJ Securities (USA), Inc. at 1-877-649-6848, Morgan Stanley & Co.
LLC at 1-866-718-1649 and UBS Securities LLC at 1-877-827-6444, ext. 5613884.

Cautionary Statements Regarding Forward-Looking Information
This Press Release contains certain forward-looking statements within the
meaning of the Private Securities Litigation Reform Act of 1995 that are
subject to risks and uncertainties. The factors that could cause actual
results to differ materially from the forward-looking statements made by ComEd
include those discussed herein as well as the items discussed in (1) ComEd's
2012 Annual Report on Form 10-K in (a) ITEM 1A. Risk Factors, (b) ITEM 7.
Management's Discussion and Analysis of Financial Condition and Results of
Operations and (c) ITEM 8. Financial Statements and Supplementary Data: Note
19; (2) ComEd's Second Quarter 2013 Quarterly Report on Form 10-Q in (a) Part
II, Other Information, ITEM 1A. Risk Factors; (b) Part 1, Financial
Information, ITEM 2. Management's Discussion and Analysis of Financial
Condition and Results of Operations and (c) Part I, Financial Information,
ITEM 1. Financial Statements: Note 18and (3) other factors discussed in
filings with the Securities and Exchange Commission by ComEd. Readers are
cautioned not to place undue reliance on these forward-looking statements,
which apply only as of the date of this Current Report. ComEd undertakes no
obligation to publicly release any revision to its forward-looking statements
to reflect events or circumstances after the date of this Press Release.

Commonwealth Edison Company (ComEd) is a unit of Chicago-based Exelon
Corporation (NYSE: EXC), the nation's leading competitive energy provider,
with approximately 6.6 million customers. ComEd provides service to
approximately 3.8 million customers across northern Illinois, or 70 percent of
the state's population.


Contact: ComEd Media Relations, 312-394-3500
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