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               04 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        59,702,438     4.01%      6,977,955    0.47%
securities
(2) Derivatives      2,483,037     0.17%      1,439,405    0.10%
(other than
options)
(3) Options and            125     0.00%             68    0.00%
agreements to
purchase/sell

Total               62,185,600     4.18%      8,417,428    0.57%


(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      275,500              7.5613
Purchase      399                  7.5665
Purchase      1                    7.5650
Purchase      25,200               Transfer
Purchase      3,587                7.5750
Purchase      1,899                7.5650
Purchase      4,548                Transfer
Purchase      15,700               7.5650
Purchase      1,428                7.3855
Sale          500                  7.5666
Sale          1,250                7.5666
Sale          1,700                7.5600
Sale          415                  7.5516
Sale          42,700               7.5518
Sale          3,000                7.5635
Sale          674                  7.5618
Sale          874                  7.5566
Sale          2,532                7.5650
Sale          1,520                7.5416
Sale          1,000                7.5666
Sale          150                  7.5650
Sale          1,063                7.5616
Sale          28,375               7.5469
Sale          53,600               7.5600
Sale          128,629              7.5469


(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        Short        1100000               7.4608
CFD        Short        15700                 7.5650
CFD        Short        399                   7.5665
CFD        Long         42700                 7.5518
CFD        Long         53600                 7.5600
CFD        Long         3000                  7.5634


(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                         05 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