18 January 2013
National Grid plc (National Grid)
Voting Rights and Capital update
National Grid has been notified that earlier today 2,013 shares held in treasury were transferred to share scheme participants. Following this change, National Grid's registered capital from 18 January 2013 consists of 3,794,575,998 ordinary shares, of which 129,890,993 are held as treasury shares; leaving a balance of 3,664,685,005 shares with voting rights.
The figure of 3,664,685,005 may be used by shareholders as the denominator for the calculations by which they will determine if they are required to notify their interest in, or a change to their interest in, National Grid under the FSA's Disclosure and Transparency Rules.
Contact: D C Forward, Assistant Secretary, (0207 004 3226)