Blocklisting Interim Review

Scottish & Southern Energy PLC
04 March 2008




                        BLOCK LISTING SIX MONTHLY RETURN


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


To: The FSA FAX [phone]


Date: _4 March__2008__

AVS No:


Name of applicant:                       Scottish and Southern Energy plc


Name of scheme:                          Executive Share Option Scheme


Period of return:              From:     1 September     To:    29 February 2008
                                         2007


Balance under scheme from
previous return:                         74,634


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


Number of securities
issued/allotted under
scheme during period:                    23,150


Balance under scheme not
yet issued/allotted at end
of period                                51,484


Number and class of securities           300,000 Ordinary shares 4 July 2005
originally listed and the date of
admission


Total number of securities
in issue at the end of the
period                                   870,546,670



Name of contact:                       Anne Sutherland


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


Telephone number of contact:           01738 455165




SIGNED BY ________Ailsa Gray______________________________________

Director/ deputy 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: 4 March 2008__

AVS No:


Name of applicant:                       Scottish and Southern Energy plc


Name of scheme:                          SAYE Sharesave Scheme


Period of return:              From:     1 September     To:    29 February 2008
                                         2007


Balance under scheme from
previous return:                         325,309


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


Number of securities
issued/allotted under
scheme during period:                    294,208


Balance under scheme not
yet issued/allotted at end
of period                                31,101


Number and class of securities           1,900,000 Ordinary shares 4 July 2005
originally listed and the date of
admission


Total number of securities
in issue at the end of the
period                                   870,546,670



Name of contact:                       Anne Sutherland


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


Telephone number of contact:           01738 455165



SIGNED BY _Ailsa Gray_____________________________________________

Director/deputy 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: 4 March 2008__

AVS No:


Name of applicant:                       Scottish and Southern Energy plc


Name of scheme:                          Convertible Bond


Period of return:              From:     1 March 2007    To:    31 August 2007


Balance under scheme from
previous return:                         0


The amount by which the block scheme has 10,000,000 Ordinary shares 27/07/2007
been increased, if the scheme has been
increased since the date of the last
return:
                                         10,000,000 Ordinary shares 21/08/2007


Number of securities
issued/allotted under scheme
during period:                           13,197,212


Balance under scheme not yet
issued/allotted at end of period         6,802,788


Number and class of securities
originally listed and the date of
admission


Total number of securities in
issue at the end of the period           866,096,539



Name of contact:                       Anne Sutherland


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


Telephone number of contact:           01738 455165



SIGNED BY _Ailsa Gray_____________________________________________

Director/deputy 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: 4 March 2008__

AVS No:


Name of applicant:                       Scottish and Southern Energy plc


Name of scheme:                          Convertible Bond


Period of return:              From:     1 September     To:    29 February 2008
                                         2007


Balance under scheme from
previous return:                          6,802,788


The amount by which the block scheme has 10,000,000 Ordinary shares 08/02/2008
been increased, if the scheme has been
increased since the date of the last
return:


Number of securities
issued/allotted under
scheme during period:                     9,457,771


Balance under scheme not
yet issued/allotted at end
of period                                 7,345,017


Number and class of securities           10,000,000 Ordinary shares 21/08/2007
originally listed and the date of
admission


Total number of securities
in issue at the end of the
period                                    870,546,670



Name of contact:                       Anne Sutherland


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


Telephone number of contact:           01738 455165



SIGNED BY _Ailsa Gray_____________________________________________

Director/deputy 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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