BHP Group Limited — Director's Dealing 2007

Company Secretariat

19 December 2007

BHP Billiton Limited BHP Billiton Plc 180 Lonsdale Street Neathouse Place Melbourne Victoria 3000 Australia London SW1V 1BH UK GPO BOX 86A Tel +44 20 7802 4000 Melbourne Victoria 3001 Australia Fax + 44 20 7802 4111 Tel +61 1300 55 47 57 Fax +61 3 9609 4372 bhpbilliton.com bhpbilliton.com

To: Australian Securities Exchange

London Stock Exchange

cc: New York Stock Exchange Swiss Stock Exchange JSE Limited Deutsche Bank UBS Zurich

Notification of Change of Interests of Persons Discharging Managerial Interests and Connected Persons (Listing Rules & Disclosure and Transparency Rules of the UK Listing Authority)

As part of a dual listed company structure, the Group voluntarily notifies all stock exchanges on which either BHP Billiton Limited or BHP Billiton Plc have primary or secondary listings, all those interests of persons discharging managerial responsibilities of both entities in the securities of both entities (and changes to those interests) which are required to be disclosed under the Listing Rules and Disclosure and Transparency Rules of the United Kingdom Listing Authority and the Group’s Securities Dealing Code.

We (the entities) advise the following information under the UK Listing Authority Disclosure and Transparency Rule 3.1.4 and as agent for the person discharging managerial responsibilities in accordance with the Group’s Securities Dealing Code.

Name of person Mr M P Randolph discharging managerial responsibilities Date of last notice 13 February 2007 Date issuer informed of transaction 17 December 2007 Date and place of transaction 14 December 2007 (place of transaction not applicable) Nature of transaction Award of Performance Shares under the Long Term Incentive Plan (“LTIP”) and of Deferred Shares under the Group Incentive Scheme (“GIS”).

BHP Billiton Plc Registration number 3196209 Registered in England and Wales Registered Office: Neathouse Place, London SW1V 1BH UK

BHP Billiton Limited ABN 49 004 028 077 Registered in Australia Registered Office: 180 Lonsdale Street, Melbourne Victoria 3000 Australia

Members of the BHP Billiton group which is headquartered in Australia

Part 1 – Change of relevant interests in securities

Included in this Part are:

• in the case of a trust, interests in the trust made available by the responsible entity of the trust;

• details of the circumstance giving rise to the relevant interest;

• details and estimated valuation if the consideration is non-cash; and

• changes in the relevant interest of Connected Persons of the person discharging managerial responsibilities.

2

Part 2 – Change of interests in contracts other than as described in Part 3

Included in this Part are:

• only details of a contract in relation to which the interest has changed; and

• details and estimated valuation if the consideration is non-cash.

Part 3 – Change of interests in options or other rights granted by the entities

Included in this Part are only details of options or other rights granted which have changed, save for the total number of securities over which options or other rights are held following this notification.

3

Part 3 – Change of interests in options or other rights granted by the entities (cont’d)

4