SECURITIES AND EXCHANGE COMMISSION
                              Washington, D.C.




                                FORM U-57/A

               NOTIFICATION OF FOREIGN UTILITY COMPANY STATUS



                      Filed under section 33(a) of the
           Public Utility Holding Company Act of 1935, as amended





                           Piedra del Aguila S.A.





                                     by



                            THE AES CORPORATION





                           1001 North 19th Street
                            Arlington, VA 22209






          The AES Corporation ("AES"), a Delaware corporation and a public
utility holding company exempt from registration under Section 3(a)(5) of
the Public Utility Holding Company Act of 1935, as amended (the "Act"),
hereby amends the Form U-57 filed with the Securities and Exchange
Commission (the "Commission") on December 28, 2000 on behalf of Piedra del
Aguila S.A. by withdrawing the filing in its entirety.


                  [REMAINDER OF PAGE INTENTIONALLY BLANK]







          The undersigned company has duly caused this statement to be
signed on its behalf by the undersigned officer thereunto duly authorized.

                                        The AES CORPORATION



                                        By:        /s/ Paul T. Hanrahan
                                                 -------------------------
                                        Name:    Paul T. Hanrahan
                                        Title:   Senior Vice President

Date:    July 2, 2001