Directors Technical Interests

National Grid Transco PLC
18 July 2005

Monday 18 July 2005

National Grid Transco plc (NGT)



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Interests Notified by the Trustee of the

Lattice Group Employee Share Ownership Trust



(Notification of Directors' Technical Interests,

Pursuant to Section 324(2) of the Companies Act 1985)

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NGT last Friday received a notification from Lattice Group Trustees Limited, as
Trustee of the Lattice Group Employee Share Ownership Trust (the 'Trust'),
operated in conjunction with the Lattice Group Short Term Incentive Scheme (the
'Scheme'). Following the transfer of 216,962 NGT shares to participants on 15
July 2005, Steve Lucas, together with other employees formerly with Lattice
Group, have a technical interest in the new balance of 23,948 NGT shares held in
the Trust.



(Note: For Companies Act purposes, Steve Lucas is deemed to have a technical
interest in all the shares held in this Trust, together with all participating
employees. The interest ceases when shares are transferred to participants under
the rules of the Scheme.)



Contact: D C Forward, Assistant Secretary (020 7004 3226)


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