Morgan StanAustralia - EPT Disclosure

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Mon Mar 31, 2008 6:41am EDT

RNS Number:1568R
Morgan Stanley Australia Sec Ltd.
31 March 2008



                 DEALINGS BY CONNECTED EXEMPT PRINCIPAL TRADERS

           WITHOUT RECOGNISED INTERMEDIARY STATUS, OR WITH RI STATUS

                  BUT NOT DEALING IN A CLIENT-SERVING CAPACITY

                      (Rule 38.5(b) of the Takeover Code)





1.         KEY INFORMATION


Name of exempt principal trader                 Morgan Stanley Australia Securities Limited
Company dealt in                                BHP Billiton Limited
Class of relevant security to which the         Ordinary Shares
dealings being disclosed relate (Note 1)

Date of dealing                                 28 March 2008






2.         INTERESTS, SHORT POSITIONS AND RIGHTS TO SUBSCRIBE



(a)        Interests and short positions (following dealing) in the class of
relevant security dealt in (Note 2)


                                                              Long                                Short


                                                Number                            Number
                                                          (%)                               (%)

(1) Relevant securities                         713,105                           3,319,776
                                                       (0.02%)                           (0.10%)

(2) Derivatives (other than options)            N/A                               N/A


(3) Options and agreements to purchase/sell     N/A                               N/A


Total                                           713,105                           3,319,776
                                                       (0.02%)                           (0.10%)




(b)       Interests and short positions in relevant securities of the company,
other than the class dealt in (Note 2)


Class of relevant security:                                   Long                                Short


                                                Number                            Number
                                                          (%)                               (%)

(1) Relevant securities                         N/A                               N/A


(2) Derivatives (other than options)            N/A                               N/A


(3) Options and agreements to purchase/sell     N/A                               N/A


Total                                           N/A                               N/A





(c)                Rights to subscribe (Note 2)


Class of relevant security:                     Details


N/A                                             N/A




3.         DEALINGS (Note 3)



(a)        Purchases and sales


Total number of securities purchased    Highest price paid (Note 3) AUD        Lowest price paid (Note 3) AUD


243,892                                 36.2900                                34.9500




Total number of securities sold         Highest price received (Note 3) AUD    Lowest price received (Note 3) AUD


255,722                                 36.3000                                34.9900



(b)       Derivatives transactions (other than options)


Product name,         Long/short (Note 5)        Number of securities (Note 6)         Price per unit (Note 4) AUD

e.g. CFD
N/A                   N/A                        N/A                                   N/A





3.         OTHER INFORMATION



Agreements, arrangements or understandings relating to options or derivatives

Full details of any agreement, arrangement or understanding between the person
disclosing and any other person relating to the voting rights of any relevant
securities under any option referred to on this form or relating to the voting
rights or future acquisition or disposal of any relevant securities to which any
derivative referred to on this form is referenced.  If none, this should be
stated.


NONE







Is a Supplemental Form 38.5(b) attached? (Note 8)      NO




Date of disclosure                                                  31 March 2008

Contact name                                                        Zafrhan Fahmy

Telephone number                                                    020 7677 2471

Name of offeree/offeror with which connected                        Rio Tinto Plc


Nature of connection (Note 9)                                       Advisor






Notes



The Notes on Form 38.5(b) can be viewed on the Takeover Panel's website at
www.thetakeoverpanel.org.uk




                      This information is provided by RNS
            The company news service from the London Stock Exchange
END

EMMILFVLVAILVIT
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