Director Shareholding

National Grid Transco PLC
16 March 2005

16 March 2005

National Grid Transco plc (NGT)

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Directors' Share Purchase

We have been notified that Maria Richter, Non-Executive Director of NGT, today
acquired an interest in 500 NGT ordinary shares, purchased by her husband at a
price of 489.34 pence per share.

This transaction increases her total interest to 2,000 NGT ordinary shares.


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