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               22 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      46,752,584     3.14%      16,295,595     1.09%
securities
(2) Derivatives    2,077,091     0.14%       1,128,108     0.08%
(other than
options)
(3) Options and          125     0.00%              68     0.00%
agreements to
purchase/sell

Total             48,829,800     3.28%       17,423,771    1.17%


(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      463                  7.3850
Purchase      486                  7.4522
Purchase      9,381                7.4338
Purchase      10,193               7.4455
Purchase      308,300              7.3850
Purchase      37,700               7.4500
Purchase      49,686               7.4200
Purchase      13,002               7.4400
Sale          3,500                7.4615
Sale          138,004              7.4520
Sale          434                  7.4316
Sale          905                  7.4400
Sale          2,468                7.4316
Sale          7,597                7.4368
Sale          49,686               7.4200
Sale          2,250                7.4466
Sale          1,587                7.4466
Sale          810                  7.4316
Sale          750,000              7.4427
Sale          1,250                7.4368
Sale          550                  7.4420
Sale          305                  7.4316
Sale          1,700                7.4316
Sale          500                  7.4516
Sale          1,000,000            7.4427
Sale          5,695                7.4445
Sale          692                  7.4316
Sale          920                  7.4316
Sale          850                  7.4516
Sale          999                  7.4316
Sale          308,300              7.3850
Sale          8,125                7.4400
Sale          1,000                7.4316
Sale          218                  7.4468
Sale          1,100                7.4366
Sale          500                  7.4316
Sale          600                  7.4520
Sale          500                  7.4516
Sale          2,620                7.3897
Sale          500                  7.4368
Sale          750,000              7.4427

(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         10193                 7.4454
CFD        Short         37700                 7.4500
CFD        Long          5695                  7.4445
CFD        Long          3500                  7.4614
Swap       Long          2519523               7.4500


(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                         23 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