Holding(s) in Company

Regal Petroleum PLC
15 November 2004


Immediate Release                                              15 November 2004


                              REGAL PETROLEUM PLC

                                ('the Company')


                               Holding in Company


The Company was notified on 15 November 2004 by Henderson Global Investors and
its associated companies, acting as agent for its discretionary clients,
('Henderson Global Investors') that, following a purchase of the Company's
ordinary 5p shares ('Ordinary Shares'), Henderson Global Investors has an
interest in 12,783,993 Ordinary Shares representing 10.99 per cent. of the
issued Ordinary Share capital.


15 November 2004


For further information, please contact:

Regal                                                        Tel: [phone]
Chris Phillips, Company Secretary

Buchanan Communications                                      Tel: [phone]
Bobby Morse








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