As filed with the Securities and Exchange Commission on February 13, 2004



                       SECURITIES AND EXCHANGE COMMISSION
                             Washington, D.C. 20549

  In the Matter of                                              CERTIFICATE
Cinergy Corp. et al.                                                 OF
  File No. 70-9879                                              NOTIFICATION

       (Public Utility Holding Company Act of 1935)


         With reference to the transactions proposed in the
Application-Declaration on Form U-1, as amended (the "Application"), in the
above proceeding filed by Cinergy Corp. ("Cinergy") and certain of its
subsidiary companies -- namely, Cinergy Services, Inc. ("Cinergy Services"), The
Cincinnati Gas & Electric Company ("CG&E"), PSI Energy, Inc. ("PSI"), The Union
Light, Heat and Power Company ("ULH&P"), Lawrenceburg Gas Company
("Lawrenceburg"), Miami Power Corp. ("Miami"), Tri-State Improvement Company
("Tri-State") and KO Transmission Company ("KO"; and, together with Cinergy and
the aforementioned associate companies, the "Applicants") -- and the
Commission's order dated August 2, 2001 with respect thereto (Rel. No.
35-27429), Cinergy Services, on behalf of itself and the other Applicants,
notifies the Commission that:

1.   The following lists the maximum principal amount of external short-term
     borrowings -- i.e., bank borrowings and/or commercial paper -- at any time
     outstanding during the calendar quarter ended December 31, 2003 for the
     following companies: (a) CG&E -- $0; (b) PSI -- $0; (c) ULH&P -- $0; (d)
     Lawrenceburg -- $0; (e) Miami -- $0; (f) Tri-State -- $0; (g) KO -- $0; and
     (h) Cinergy Services -- $0.

2.   With respect to the  operation of the Cinergy  system money pool during the
     calendar  quarter ended December 31, 2003: (a) the average annual  interest
     rate applicable to borrowings by participating companies was 1.09%; (b) the
     maximum  principal  amount  of  money  pool  borrowings   incurred  by  the
     respective  Applicants  and  outstanding  at any time during the  aforesaid
     quarterly  period was as  follows:  (i) CG&E--  $94.6  million,  (ii) PSI--
     $197.1  million,  (iii) ULH&P-- $49.4  million,  (iv)  Lawrenceburg--  $4.8
     million,  (v) Miami-- $0, (vi)  Tri-State--  $0,  (vii) KO-- $0, and (viii)
     Cinergy Services-- $0; and (c) the maximum principal amount of funds loaned
     through the money pool by the respective  Applicants and outstanding at any
     time during the aforesaid  quarterly  period was as follows:  (i) Cinergy--
     $203.9 million, (ii) CG&E-- $30.7 million, (iii) PSI-- $0, (iv) ULH&P-- $0,
     (v)  Lawrenceburg--  $0, (vi) Miami-- $0, (vii) Tri-State-- $0, (viii) KO--
     $0, and (ix) Cinergy Services-- $130.3 million.
                                                           S I G N A T U R E

         Pursuant to the requirements of the Public Utility Holding Company Act
of 1935, as amended, the undersigned company has duly caused this document to be
signed on its behalf as of the date indicated below by the undersigned thereunto
duly authorized.

Date:         February 13, 2004

                             CINERGY SERVICES, INC.


                            By: /s/Wendy L. Aumiller
                                Wendy L. Aumiller
                                Treasurer