Scheme of Arrangement in relation to the proposed merger of Lattice Group plc and National Grid Group plc

10/10/2002

Lattice Group plc (“Lattice”) and National Grid Group plc (“National Grid”) announce that a hearing of the petition to sanction the scheme of arrangement between Lattice and its shareholders pursuant to which the merger with National Grid is to be implemented has been convened for Thursday 17 October 2002 from 10.30 a.m. before the Applications Judge at the Royal Courts of Justice, Strand, London, WC2A 2LL.