Rule 8.3 - SCOTTISH POWER PLC

FORM 8.3

    DEALINGS BY PERSONS WITH INTERESTS IN SECURITIES REPRESENTING 1% OR MORE
              (Rule 8.3 of the City Code on Takeovers and Mergers)


1.   KEY INFORMATION

Name of person dealing        BARCLAYS PLC
(Note 1)
Company dealt in              SCOTTISH POWER PLC
Class of relevant security    ORD GBP0.42
to which the dealings being
disclosed relate (Note 2)
Date of dealing               09 January 2007

2.   INTERESTS, SHORT POSITIONS AND RIGHTS TO SUBSCRIBE

  (a)  Interests and short positions (following dealing) in the class of relevant
       security dealt in (Note 3)


                             Long                   Short

                       Number       (%)       Number       (%)


(1) Relevant        59,523,576     4.00%      6,159,202    0.41%
securities
(2) Derivatives      2,304,275     0.15%      1,302,400    0.09%
(other than
options)
(3) Options and            125     0.00%             68    0.00%
agreements to
purchase/sell

Total               61,827,976     4.15%      7,461,670    0.50%


(b)  Interests and short positions in relevant securities of the company, other
     than the class dealt in (Note 3)

Class of                          Long                     Short
relevant
security:

                            Number                    Number
Scottish Power Plc GBP                    (%)                       (%)
(1) Relevant
securities

(2) Derivatives
(other than
options)

(3) Options and
agreements to
purchase/sell

Total


(c)  Rights to subscribe (Note 3)

Class of relevant security:   Details



3.   DEALINGS (Note 4)

  (a)  Purchases and sales

Purchase/sale Number of Securities Price per unit
                                   (GBP)
Purchase      262,400              7.4753
Purchase      146                  7.4550
Purchase      6,501                Transfer
Purchase      410                  7.3101
Purchase      21,000               7.4850
Purchase      400,000              7.4750
Purchase      345                  7.4550
Purchase      767                  7.4700
Purchase      12,923               Transfer
Purchase      30,816               Transfer
Purchase      4,548                Transfer
Purchase      5,067                7.4750
Sale          120,746              7.4705
Sale          1,428                7.4718
Sale          1,000                7.4806
Sale          600                  7.4906
Sale          450                  7.4910
Sale          525                  7.4910
Sale          1,015                7.4906
Sale          21,471               Transfer
Sale          700                  7.4906
Sale          8,832                7.4787
Sale          825                  7.4756
Sale          520                  7.4906
Sale          2,450                7.4716
Sale          2,750                7.4806
Sale          58,500               7.4689
Sale          530                  7.4906
Sale          2,500                7.4806
Sale          650                  7.4910
Sale          428                  7.4906
Sale          4,496                7.4785
Sale          5,067                7.4750
Sale          852                  7.4750
Sale          1,000                7.4760
Sale          345                  7.4906
Sale          395                  7.4906
Sale          5,067                7.4750
Sale          535                  7.4906
Sale          1,000                7.4865
Sale          30,816               Transfer
Sale          700                  7.4910
Sale          375                  7.4910
Sale          700                  7.4813
Sale          400,000              7.4750

NB: The below transactions which were disclosed on 09/01/2007 have been cancelled
Purchase/Sale Number of Securities Price per unit (GBP)
Sale          60,996               7.4750


(b)  Derivatives transactions (other than options)

Product    Long/Short   Number of Securities  Price Per
name,      (Note 6)     (Note 7)              Unit (GBP)
e.g. CFD
CFD        Long         58500                 7.4688
CFD        Long         120746                7.4704
CFD        Long         4496                  7.4785


(c)  Options transactions in respect of existing securities

(i)  Writing, selling, purchasing or varying

Product name,   Writing,          Number of          Exercise  Type, e.g.      Expiry   Option money
e.g. call       selling,          securities to      price     American,       date     paid/received
option          purchasing,       which the option             European etc.            per unit (GBP)
                varying etc.      relates (GBP)


(ii) Exercising

Product name, e.g.  Number of           Exercise price per
call option         securities          unit (Note 5)



(d)  Other dealings (including new securities) (Note 4)


Nature of transaction Details           Price per unit
(Note 8)                                (if applicable)
                                        (Note 5)



4.   OTHER INFORMATION

Agreements, arrangements or understandings relating to options or derivatives


Full details of any agreement, arrangement or understanding between the
person disclosing and any other person relating to the voting rights of
any relevant securities under any option referred to on this form or
relating to the voting rights or future acquisition or disposal of any
relevant securities to which any derivative referred to on this form is
referenced.  If none, this should be stated.





Is a Supplemental Form 8 attached? (Note 9)                 NO


Date of disclosure                         10 January 2007
Contact name                               BARCLAYS COMPLIANCE
Telephone number                           020 7116 2913
If a connected EFM, name of
offeree/offeror with which connected
If a connected EFM, state nature of
connection (Note 10)


Notes

The Notes on Form 8.3 can be viewed on the Takeover Panel's website at
www.thetakeoverpanel.org.uk