Publication of Final Terms

National Grid PLC
12 December 2007



Publication of Final Terms


The following final terms has been approved by the UK Listing Authority and is
available for viewing:

Final Terms in relation to the National Grid USA's issue of SKK 500,000,000 4.61
per cent. Instruments due 13 December 2013 under the National Grid USA Euro
4,000,000,000 Euro Medium Term Note Programme

To view the full document, please paste the following URL into the address bar
of your browser.


http://www.rns-pdf.londonstockexchange.com/rns/7765j_-2007-12-12.pdf



For further information, please contact

Andrew Kluth
Assistant Treasurer
National Grid plc
1-3 Strand
London WC2N 5EH

Tel: [phone]
Fax: [phone]


Clive Hawkins
Media Relations
National Grid plc
1-3 Strand
London WC2N 5EH

Tel: [phone]
Fax: [phone]



DISCLAIMER - INTENDED ADDRESSEES

Please note that the information contained in the Final Terms may be addressed
to and/or targeted at persons who are residents of particular countries
(specified in the Base Prospectus for the National Grid USA Euro 4,000,000,000
Euro Medium Term Note Programme dated 3 December 2007) only and is not intended
for use and should not be relied upon by any person outside these countries.
Prior to relying on the information contained in the Final Terms you must
ascertain from the Prospectus whether or not you are part of the intended
addressees of the information contained therein.

Your right to access this service is conditional upon complying with the above
requirement.



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