Exhibit 99(a)

                         ONCOR ELECTRIC DELIVERY COMPANY
                       Certificate Pursuant to Section 906
                         of Sarbanes - Oxley Act of 2002

      The undersigned, Erle Nye, Chairman of the Board and Chief Executive of
Oncor Electric Delivery Company (the "Company"), DOES HEREBY CERTIFY that:

  1.  The Company's Annual Report on Form 10-K for the year ended December
      31, 2002 (the "Report") fully complies with the requirements of section
      13(a) or 15(d) of the Securities Exchange Act of 1934, as amended; and

  2.  Information contained in the Report fairly presents, in all material
      respects, the financial condition and results of operation of the
      Company.

      IN WITNESS WHEREOF, the undersigned has caused this instrument to be
executed this 26th day of March, 2003.





                                 /s/   Erle Nye
                              -----------------------------------------
                              Name:    Erle Nye
                              Title:   Chairman of the Board and Chief
                                       Executive