Blocklisting Interim Review

Scottish & Southern Energy PLC
06 September 2005


                        BLOCK LISTING SIX MONTHLY RETURN

Information provided on this form must be typed or printed electronically.

To: The FSA

Date:  6th September 2005


Name of applicant:                       Scottish and Southern Energy plc

Name of scheme:                          Executive Share Option Scheme

Period of return:              From:     1 March 2005    To:    31 August 2005

Balance under scheme from
previous return:                         104,454

The amount by which the block
scheme has been increased, if
the scheme has been increased
since the date of the last
return:                                  300,000

Number of securities
issued/allotted under scheme
during period:                           120,200

Balance under scheme not yet
issued/allotted at end of period         284,254

Number and class of securities           645,260 1 March 2005
originally listed and the date of
admission

Total number of securities in
issue at the end of the period           858,921,696


Name of contact:                         Anne Sutherland

Address of contact:                      200 Dunkeld Road, Perth PH1 3AQ

Telephone number of contact:             01738 455154

SIGNED BY ________Vincent Donnelly______________________________________
Director/company secretary/suitably experienced employee/duly authorised
officer,
for and on behalf of

________Scottish and Southern Energy plc_______________________________________
Name of applicant

If you knowingly or recklessly give false or misleading information you may be
liable to prosecution.

                        BLOCK LISTING SIX MONTHLY RETURN

Information provided on this form must be typed or printed electronically.

To: The FSA

Date: 6th September 2005


Name of applicant:                       Scottish and Southern Energy plc

Name of scheme:                          SAYE Sharesave Scheme

Period of return:              From:     1 March 2005    To:    31 August 2005

Balance under scheme from
previous return:                         540,806

The amount by which the block
scheme has been increased, if
the scheme has been increased
since the date of the last             
return:                                  1,900,000

Number of securities
issued/allotted under scheme
during period:                           8,927

Balance under scheme not yet
issued/allotted at end of period         2,431,879

Number and class of securities           645,260 1 March 2005
originally listed and the date of
admission

Total number of securities in
issue at the end of the period           858,921,696


Name of contact:                         Anne Sutherland

Address of contact:                      200 Dunkeld Road, Perth PH1 3AQ

Telephone number of contact:             01738 455154

SIGNED BY _Vincent Donnelly_____________________________________________
Director/company secretary/suitably experienced employee/duly authorised
officer,
for and on behalf of

_Scottish and Southern Energy plc______________________________________________
Name of applicant

If you knowingly or recklessly give false or misleading information you may be
liable to prosecution.




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