Blocklisting 6 Monthly Return

Roc Oil Company Limited
26 March 2008


                        BLOCKLISTING SIX MONTHLY RETURN




+---------------------------------------------+--------------------------------+
|1. Name of company                           |ROC OIL COMPANY LIMITED         |
+---------------------------------------------+--------------------------------+
|2. Name of scheme                            |EMPLOYEE SHARE OPTION PLAN AND  |
|                                             |EXECUTIVEOPTION SCHEME          |
+---------------------------------------------+--------------------------------+
|3. Period of return:                         |From: 21.09.07 to 20.03.087     |
+---------------------------------------------+--------------------------------+
|4. Number and class of shares(s)amount of    |5,308,300                       |
|stock/debt security) not issued under scheme |                                |
+---------------------------------------------+--------------------------------+
|5. Number of shares issued/allotted under    |(439,300)                       |
|scheme during period                         |                                |
+---------------------------------------------+--------------------------------+
|6. Balance under scheme not yet issued/      |4,869,000                       |
|allotted at end of period                    |                                |
+---------------------------------------------+--------------------------------+
|7. Number and class of share(s) (amount of   |6,069,000 on 9.10.06            |
|stock/debt securities) originally listed and |                                |
|the date of admission                        |                                |
+---------------------------------------------+--------------------------------+


Please confirm total number of shares in issue at the end of the period
in order for us to update our records

298,887,006


Contact for queries: Address: Level 14, 1 Market Street, Sydney NSW 2000
Name: Sheree Ford
Telephone: [phone]




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