SECURITIES AND EXCHANGE COMMISSION

                             Washington, D.C. 20549

                                    FORM 6-K

                            Report of Foreign Issuer
                      Pursuant to Rule 13a-16 or 15d-16 of
                       the Securities Exchange Act of 1934


For the Period ending September 2003

                INTERSTAR SECURITISATION MANAGEMENT PTY LIMITED,
                    (in its capacity as trust manager for the
                    Interstar Millenium Series 2003-1G Trust)
             ------------------------------------------------------
             (Exact name of Registrant as specified in its Charter)


       LEVEL 28, 367 COLLINS STREET, MELBOURNE, VICTORIA, 3000, AUSTRALIA
       ------------------------------------------------------------------
                    (Address of principal executive offices)


         Indicate by check mark whether the registrant files or will file annual
reports under cover Form 20-F or Form 40-F.

                  Form 20-F  [X]                Form 40-F  [  ]

         Indicate  by check  mark  whether  the  registrant  by  furnishing  the
information contained in this Form is also thereby furnishing the information to
the Commission  pursuant to Rule 12g3-2(b) under the Securities  Exchange Act of
1934.
                  Yes   [  ]                          No   [X]


         If "Yes" is marked,  indicate  below the file  number  assigned  to the
registrant in connection with Rule 12g3-2(b): 82-______________________________.



OTHER EVENTS

         Arcturus  Management  Pty  Limited,  the parent  company  of  Interstar
Securities  Holdings Pty Limited  ("Interstar"),  has entered into a call option
arrangement  with ZCM  Australia  Asset  Holdings  Limited to acquire all of the
issued  shares of  Interstar,  the parent  company of  Interstar  Securitisation
Management   Pty  Limited  (the  "Trust   Manager")  and  Interstar   Securities
(Australia) Pty Limited (the "Servicer").

         On 1 September  2003, the Challenger  Financial  Services Group Limited
entered into a share sale and purchase agreement (the "Agreement") with ZCM Asia
Holdings Pty Limited ("ZCM") to acquire the assets of ZCM's Australian Principal
Finance business. The Agreement is due to be effective by 30 September 2003.

         In  connection  with  the  sale  of its  Australian  principal  finance
business,  ZCM will sell  100% of the  shares in ZCM  Australia  Asset  Holdings
Limited to Challenger  Financial  Services Group Limited.  Challenger  Financial
Services  Group  Limited is  expected  to direct ZCM  Australia  Asset  Holdings
Limited to exercise its option to acquire all of the shares of  Interstar  under
the call  option  arrangement  as soon as  practicable  after the  Agreement  is
settled.  Once this has  occurred,  the Trust  Manager and the Servicer  will be
wholly-owned subsidiaries of Challenger Financial Services Group Limited.


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                                   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,  as Trust
Manager for the Interstar  Millennium  Series 2003-1G Trust, by the undersigned,
thereunto duly authorized.

                                        Interstar Securitisation Management Pty
                                        Limited, (in its capacity as trust
                                        manager for the Interstar Millennium
                                        Series 2003-1G Trust) (Registrant)


Dated: September 18, 2003




                                        By:     /S/ SAM KYRIACOU
                                           -------------------------------------
                                           Name:   Sam Kyriacou
                                           Title:  Chief Executive Officer




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