Holding(s) in Company

National Grid Transco PLC
25 November 2004


25th November 2004

National Grid Transco plc (NGT)

Notification of Interest in NGT Ordinary Shares,

Pursuant to Section 198 of The Companies Act 1985

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NGT today received a notification from The Capital Group Companies, Inc., that
its notifiable interest was 8.97% (277,198,571 shares) at 23 November 2004.


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