Holding(s) in Company

Regal Petroleum PLC
20 May 2005


Immediate Release                                                    19 May 2005

                              REGAL PETROLEUM PLC
                                ('the Company')

                              Holdings in Company


The Company was notified on 19 May 2005 by Fidelity Investments Limited and its
direct and indirect subsidiaries, that they have an interest in 10,085,285 of
the Company's ordinary 5p shares ('Ordinary Shares'), representing 7.84 per
cent. of the issued Ordinary Share capital.


For further information, please contact:

Regal                                                       Tel: [phone]
Roger Phillips, Finance Director

Buchanan Communications                                     Tel: [phone]
Bobby Morse



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