Holding in Company

Scottish & Southern Energy PLC
5 January 2001


NOTIFICATIONS UNDER SECTION 198 TO 202 OF THE COMPANIES ACT 1985

The Company was notified on 4 January 2001 that Prudential plc and certain of
its subsidiary companies, being holders of shares in Scottish and Southern
Energy plc, were interested in 36,876,833 ordinary shares of 50p each, being
4.30% of the issued share capital of the Company (of which 4.21% is held in
the name of the Prudential Assurance Company Limited).

The shares are registered as follows:

   250,000 M&G (Lombard St) Noms AA
   136,403 M&G (Lombard St) Noms FPM
   150,000 MAGIM HSBC GIS NOM (UK) SALI
33,479,212 PRUCLT HSBC GIS NOM (UK)PAC AC
   380,010 PRUCLT HSBC GIS NOM (UK)PHL AC
 1,966,132 PRUCLT HSBC GIS NOM (UK)PPL AC
   515,076 PRUCLT HSBC GIS NOM (UK)ST A/C