Holding in Company

Scottish & Southern Energy PLC
26 June 2001


NOTIFICATION UNDER SECTION 198 TO 202 OF THE COMPANIES ACT 1985

The Company was notified on 26 June 2001 that Prudential plc and certain of
its subsidiary companies, being holders of shares in Scottish and Southern
Energy plc, was interested in 33,908,951 ordinary shares of 50p each, being
3.95% of the issued share capital of the Company (of which 3.91% is held in
the name of The Prudential Assurance Company Limited).

The shares are registered as follows:

PRUCLT HSBC GIS NOM(UK)PAC AC  32,908,212
PRUCLT HSBC GIS NOM(UK) PPL AC    106,000
PRUCLT HSBC GIS NOM (UK) ST AC    515,076
PRUDENTIAL EUROPEAN INDX TRACK      2,368
PRUDENTIAL UK INDX TRACKER TS       3,412
ROY NOMINEES 578079               172,480
ROY NOMINEES LTD 578141           201,403
                               ----------
                               33,908,951