Directors' Dealings

NATIONAL GRID GROUP PLC 15 September 1999 The National Grid Group plc (NGG) QUALIFYING EMPLOYEE SHARE OWNERSHIP TRUST (Quest) (Notification Of Directors' Interests pursuant to Section 324(2) of The Companies Act 1985) _____________________________________________________________ On 15 September 1999 each of the Executive Directors of NGG (S J Box, W Gerretsen, D H Jones and R J Urwin) technically ceased to be interested in 137,364 NGG Ordinary shares by virtue of the Quest transferring the shares to employees. (Note: For Companies Act purposes, the Executive Directors of NGG are deemed to have a technical interest in the shares held in NGG's Quest, together with all participating employees. The interest ceases when shares are transferred to participants who exercise their Sharesave scheme options.) Contact: D C Forward, Assistant Secretary (0171 620 8920)
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