Holding(s) in Company

Tullow Oil PLC
8 February 2002

Tullow Oil Plc

08 February 2002

Re: Holding in Company

A Letter from Enterprise Oil dated the 7 February 2002 to Tullow Oil

Notification of interest in shares

I write to inform you that following a disposal today of 11,916,722 shares in
the capital of Tullow Oil Plc, Enterprise Oil plc and its group of companies no
longer has a material interest in Tullow Oil plc, within the meaning of Section
198 Companies Act 1985.

You will recall that the shareholding was registered in the name of Enterprise
Oil Italy Limited.

M J White

Enterprise Oil Plc


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