Holding(s) in Company

Scottish & Southern Energy PLC
01 June 2005


NOTIFICATION UNDER SECTION 198 TO 202 OF THE COMPANIES ACT 1985

Scottish and Southern Energy plc (the Company) was notified on 27 May 2005 that
the Capital Group Companies, Inc. on behalf of its affiliates, including Capital
Research and Management Company, Capital International, Inc., Capital
International S. A., Capital International Limited, and Capital Guardian Trust
Company have a notifiable interest in 27,090,862 ordinary shares in the Company,
being 3.1543% of the issued share capital of the Company.

The shares are registered as follows:
Holdings by CG Management Companies
And Funds                                                       Number of Shares

Capital Guardian Trust Company                                        13,058,982
Capital International Limited                                         10,474,080
Capital International S.A.                                             1,040,800
Capital International, Inc.                                              117,000
Capital Research and Management Company                                2,400,000
                                            TOTAL                     27,090,862
Represented by:
State Street Nominees Limited                                          1,520,400
Bank of New York Nominees                                                755,700
Northern Trust                                                           173,000
Chase Manhattan Bank Australia Limited                                     4,800
Chase Nominees Limited                                                 5,917,028
BT Globenet Nominees Ltd.                                                229,600
Midland Bank plc                                                       1,138,800
Cede & Co.                                                                32,100
Deutsche Bank Mannheim                                                     1,300
Bankers Trust                                                            395,600
Barclays Bank                                                             65,700
Brown Bros.                                                               40,100
Nortrust Nominees                                                      1,821,454
Royal Bank of Scotland                                                    29,900
MSS Nominees Limited                                                      24,300
State Street Bank & Trust Co.                                             24,800
RBSTB Nominees Ltd.                                                        3,000
Citibank NA                                                               12,800
Deutsche Bank AG                                                           2,600
Mellon Bank N.A.                                                          45,000
ROY Nominees Limited                                                      12,700
Mellon Nominees (UK) Limited                                             388,400
HSBC                                                                      16,100
JP Morgan Chase Bank                                                     403,800

State Street Nominees Limited                                            246,100
Bank of New York Nominees                                              2,095,344
Northern Trust                                                         1,041,655
Chase Nominees Limited                                                 1,747,900
Midland Bank plc                                                          54,800
Bankers Trust                                                            129,700
Citibank London                                                          425,800
Morgan Guaranty                                                          208,900
Nortrust Nominees                                                      1,806,181
Royal Bank of Scotland                                                   590,700
MSS Nominees Limited                                                      34,100
State Street Bank & Trust Co.                                            183,000
National Westminster Bank                                                 45,200
Lloyds Bank                                                               21,200
Deutche Bank AG                                                          898,400
HSBC Bank plc                                                            753,900
Mellon Bank N.A.                                                          35,100
KAS UK                                                                    30,900
Bank One London                                                          113,200
Clydesdale Bank plc                                                        7,200
JP Morgan Chase Bank                                                       4,800

Bank of New York Nominees                                                 23,700
Chase Nominees Limited                                                   648,300
Credit Suisse London Branch                                               12,000
Midland Bank plc                                                          27,600
Citibank London                                                           12,700
Royal Bank of Scotland                                                    57,500
State Street bank & Trust Co.                                             44,200
National Westminster Bank                                                 26,600
Lloyds Bank                                                               27,700
Deutsche Bank AG                                                          21,000
HSBC Bank plc                                                            132,700
HSBC                                                                       6,800

Nortrust Nominees                                                         74,500
HSBC Bank plc                                                             42,500

Chase Nominees Limited                                                 2,400,000




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