Edgar Filing: BHP BILLITON LTD

Company Secretariat

UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

Form 6-K

REPORT OF FOREIGN PRIVATE ISSUER
PURSUANT TO RULE 13a-16 OR 15d-16
UNDER THE SECURITIES EXCHANGE ACT OF 1934

December 19, 2007

BHP BILLITON LIMITED

(ABN 49 004 028 077)

(Exact name of Registrant as specified in its charter)

VICTORIA, AUSTRALIA

(Jurisdiction of incorporation or organisation)

180 LONSDALE STREET, MELBOURNE, VICTORIA

3000 AUSTRALIA

(Address of principal executive offices)

BHP BILLITON PLC

(REG. NO. 3196209)

(Exact name of Registrant as specified in its charter)

ENGLAND AND WALES

(Jurisdiction of incorporation or organisation)

NEATHOUSE PLACE, VICTORIA, LONDON,

UNITED KINGDOM

(Address of principal executive offices)

Indicate by check mark whether the registrant files or will file annual reports under cover of Form 20-F or Form 40-F:  [x] Form 20-F   [ ] Form 40-F

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(1):  [ ]

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(7):  [ ]

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    [x] No

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

19 December 2007

To:	Australian Securities Exchange	cc:	New York Stock Exchange
			Swiss Stock Exchange
			JSE Limited
	London Stock Exchange		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)

Name of entities	BHP Billiton Limited	BHP Billiton Plc
	ABN 49 004 028 077	REG NO 3196209

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 discharging managerial responsibilities	Mr A Calderon
Date of last notice	Not applicable
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").

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.

Direct or indirect interest	-
Nature of indirect interest (including registered holder)	-
Date of change	-
No. of securities held prior to change	-
Class	-
Number acquired	-
Number disposed	-
Value/Consideration	-
No. of securities held after change	-
Nature of change Example: on-market trade, off-market trade, exercise of options, issue of securities under dividend reinvestment plan, participation in buy-back	-
Any additional information	Mr Calderon has an indirect interest in 36 ordinary shares in BHP Billiton Plc held by Computershare Nominees on behalf of Shareplus participants as Acquired Shares under the scheme. (Shareplus is an all-employee share purchase plan of the BHP Billiton Group). There is no change to the above holding.

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.

Detail of contract	-
Nature of interest	-
Name of registered holder (if issued securities)	-
No. and class of securities to which interest related prior to change	-
Interest acquired	-
Interest disposed	-
Value/Consideration	-
Interest after change	-

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.

Date of grant	14 December 2007
Period during which or date on which exercisable	Performance Shares - August 2012 to August 2017 Deferred Shares - August 2009 to August 2012
Total amount paid (if any) for the grant	-
Description of securities involved: class; number	211,993 Performance Shares under the LTIP 17,207 Deferred Shares under the GIS
Exercise price (if fixed at time of grant) or indication that price is to be fixed at time of exercise	Nil

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

Total number of securities over which options or other rights held at the date of this notice

                 29,133 - maximum number of GIS Deferred
                                Shares (ordinary shares of BHP
                                Billiton Plc)

               331,993 - maximum number of Performance
                                 Shares (ordinary shares of BHP
                                 Billiton Plc) under the LTIP

_____________________

361,126 Total

In addition, BHP Billiton Plc matched shares held pending satisfaction of the qualification conditions:

    36 - maximum number of
             matched shares (ordinary
             shares of BHP Billiton Plc
             under Shareplus

Any additional information

This notification is in respect of the award of Performance Shares under the LTIP and Deferred Shares under the GIS.

Part 4 - Contact details

Name of authorised officers responsible for making this notification on behalf of the entities	Ms F Smith - BHP Billiton Limited Mrs I Watson - BHP Billiton Plc - BHP Billiton Plc
Contact details	Ms F Smith Tel: +61 3 9609 3179 Fax: +61 3 9609 4372 Mrs I Watson Tel: +44 20 7802 4176 Fax: +44 20 7802 3054

BHP Billiton Limited ABN 49 004 028 077
Registered in Australia
Registered Office: Level 27, 180 Lonsdale Street Melbourne Victoria 3000
Telephone +61 1300 554 757 Facsimile +61 3 9609 3015

BHP Billiton Plc Registration number 3196209
Registered in England and Wales
Registered Office: Neathouse Place London SW1V 1BH United Kingdom
Telephone +44 20 7802 4000 Facsimile +44 20 7802 4111

The BHP Billiton Group is headquartered in Australia

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 by the undersigned, thereunto duly authorized.

		BHP Billiton Limited and BHP Billiton Plc

Date: 19 December 2007	By:	Jane McAloon
	Name:	Jane McAloon
	Title:	Group Company Secretary