UNITED STATES
                       SECURITIES AND EXCHANGE COMMISSION
                              Washington, DC 20549
                                    FORM 8-K



                                 CURRENT REPORT


                Pursuant to Section 13 or 15(d) of the Securities
                              Exchange Act of 1934


                                September 3, 2002
                                (Date of earliest
                                 event reported)






Commission File            Name of Registrant; State of Incorporation; Address of       IRS Employer
Number                     Principal Executive Offices; and Telephone Number            Identification Number
---------------------      ---------------------------------------------------------    -------------------------
                                                                                 
1-16169                    EXELON CORPORATION                                           23-2990190
                           (a Pennsylvania corporation)
                           10 South Dearborn Street - 37th Floor
                           P.O. Box 805379
                           Chicago, Illinois 60680-5379
                           (312) 394-7398

1-1839                     COMMONWEALTH EDISON COMPANY                                  36-0938600
                           (an Illinois corporation)
                           10 South Dearborn Street - 37th Floor
                           P.O. Box 805379
                           Chicago, Illinois 60680-5379
                           (312) 394-4321



Item 5. Other Events


On September 3, 2002, Exelon issued a press release announcing that it will
seek rehearing of a ruling last week by the Federal Energy Regulatory Commission
staff. The press release is attached as Exhibit 99.1.






                                   SIGNATURES




Pursuant to the requirements of the Securities Exchange Act of 1934, the
registrant has duly caused this report to be signed on its behalf by the
undersigned hereunto duly authorized.




                                             EXELON CORPORATION
                                             COMMONWEALTH EDISON COMPANY


                                             /S/ Ruth Ann M. Gillis
                                             ---------------------------------
                                             Ruth Ann M. Gillis
                                             Senior Vice President
                                             Exelon Corporation


September 3, 2002