In conformity with the FSA’s Disclosure and Transparency Rules, Northern would like to notify the market of the following:

As of 31 December 2008 the Company's issued share capital consists of 71,142,059 ordinary shares of 5 pence each with voting rights. Northern does not currently hold shares in Treasury. Therefore, the total number of voting rights in Northern is 71,142,059.

The above figure may be used by shareholders as the denominator for the calculations by which they will determine if they are required to notify their interest in, or a change to their interest in, the ordinary shares of Northern under the FSA’s Disclosure and Transparency Rules.

For further information please contact:

Northern Petroleum Plc
Tel: +44 (0) 20 7469 2900
Chris Foss, Finance Director

Bishopsgate Communications (Press)
Tel: +44 (0) 20 7562 3350
Nick Rome / Maxine Barnes