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               24 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      43,866,890     2.95%      18,944,723     1.27%
securities
(2) Derivatives    2,073,594     0.14%       1,140,121     0.08%
(other than
options)
(3) Options and          125     0.00%              68     0.00%
agreements to
purchase/sell

Total             45,940,609     3.09%      20,084,912     1.35%


(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            (%)

(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          1,058,067           7.4800
Purchase              1,737           7.4500
Purchase            417,497           7.4800
Purchase             11,130           7.4800
Purchase             15,096           7.4688
Purchase                178           7.4800
Purchase          2,736,857           7.4800
Purchase            636,763           7.4800
Purchase              3,401           7.4800
Purchase                997           7.4864
Purchase            135,410           7.4800
Purchase              2,274           7.4800
Purchase              4,548           7.4800
Purchase              1,916           7.4800
Purchase            172,447           7.4800
Sale                  1,665           7.4818
Sale                135,410           7.4800
Sale                  1,800           7.4866
Sale                 11,246           7.4795
Sale                    700           7.4866
Sale                    550           7.4816
Sale                    360           7.4820
Sale                    950           7.4716
Sale                  5,000           7.5000
Sale                  5,987           7.4985
Sale                140,824           7.4200
Sale                    850           7.4866
Sale                    793           7.4816
Sale                172,447           7.4800
Sale                  3,401           7.4800
Sale                  1,000           7.4866
Sale                    385           7.4816
Sale                  3,963           7.4727
Sale                417,497           7.4800
Sale                636,763           7.4800
Sale                    850           7.4866
Sale                  1,245           7.4818
Sale                    750           7.4868
Sale                121,992           7.4484
Sale                    650           7.4866
Sale                    961           7.4816
Sale                  1,000           7.4816
Sale              1,058,067           7.4800
Sale              2,736,857           7.4800
Sale                    750           7.4866
Sale                    437           7.4816
Sale                  1,300           7.4816

(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         15096                 7.4688
CFD          Short          2695                 7.4844
CFD          Long          11246                 7.4794
CFD          Long           5987                 7.4985


(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                         25 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