Holding(s) in Company

Regal Petroleum PLC
26 June 2007

Immediate Release                                                26 June 2007

                              REGAL PETROLEUM PLC
                                ('the Company')

                               Holding in Company

The Company was notified on 25 June 2007 by Henderson Global Investors Ltd that
it has an interest in 14,804,569 of the Company's ordinary 5p shares ('Ordinary
Shares') (of which 1,948,267 are held through Contracts for Difference)
representing 10.35 per cent. of the issued Ordinary Share capital of the
Company.



For further information, please contact:

Regal                                                Tel: [phone]

Neil Ritson, CEO
Frank Scolaro, Non-Executive Chairman

Evolution Securities                                 Tel: [phone]
Robert Collins




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