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               11 April 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     58,185,213       3.91%    47,947,015      3.22%
securities
(2) Derivatives     122,916       0.01%     3,173,477      0.21%
(other than
options)
(3) Options and           0       0.00%           231      0.00%
agreements to
purchase/sell
Total            58,308,129       3.91%    51,120,723      3.43%


(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      47,484,000          0.07              0      0.00%
securities

(2) Derivatives            0         0.00%
(other than
options)

(3) Options and
agreements to             0          0.00%              0      0.00%
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      225,913              8.1602
Purchase      2,219                8.2000
Purchase      13,800               8.1456
Purchase      215,000              8.1643
Purchase      43,935               8.1400
Purchase      798                  8.2000
Purchase      18,033               8.2000
Sale          1,700                8.1500
Sale          1,400                8.1500
Sale          2,600                8.1500
Sale          1,600                8.1500
Sale          2,885                8.1668
Sale          1,388                8.1500
Sale          850                  8.1500
Sale          500                  8.1500
Sale          400                  8.1500
Sale          500                  8.1500
Sale          900                  8.1500
Sale          3,500                8.1500
Sale          1,500                8.1318
Sale          207                  8.1500
Sale          1,500                8.1500
Sale          892                  8.1368
Sale          2,000                8.1518
Sale          874                  8.1368
Sale          2,025                8.1568
Sale          860                  8.1568
Sale          1,500                8.1500
Sale          1,600                8.1500
Sale          3,500                8.1500
Sale          1,170                8.1568
Sale          1,600                8.1500
Sale          810                  8.1418
Sale          3,000                8.1500
Sale          440                  8.1418
Sale          1,587                8.1500
Sale          1,749                8.1368
Sale          585                  8.1568
Sale          650                  8.1418
Sale          500                  8.1518
Sale          1,150                8.1500
Sale          1,300                8.1568
Sale          500                  8.1500
Sale          1,935                8.1568
Sale          700                  8.1500
Sale          3,600                8.1500
Sale          2,777                8.1368
Sale          800                  8.1500
Sale          12,758               8.1400
Sale          650                  8.1500
Sale          600                  8.1618
Sale          200                  8.1368
Sale          2,100                8.1500
Sale          1,150                8.1568
Sale          3,100                8.1500
Sale          572,000              8.1875
Sale          600                  8.1500
Sale          793                  8.1368
Sale          400                  8.1500
Sale          650                  8.1418
Sale          131,200              8.2106
Sale          1,360                8.1418
Sale          1,500                8.1318
Sale          860                  8.1568
Sale          9,887                8.1493
Sale          600                  8.1500
Sale          500                  8.1418
Sale          7,500                8.1500
Sale          2,000                8.1500
Sale          1,700                8.1500
Sale          1,400                8.1500
Sale          1,200                8.1500
Sale          650                  8.1500
Sale          2,000                8.1500
Sale          6,666                8.1894
Sale          3,100                8.1500
Sale          175                  8.1567
Sale          1,750                8.1500
Sale          785                  8.1568
Sale          800                  8.1500
Sale          850                  8.1500
Sale          4,400                8.1500
Sale          500                  8.1500
Sale          2,200                8.1500
Sale          2,450                8.1500
Sale          800                  8.1500
Sale          1,500                8.1500
Sale          500                  8.1500
Sale          650                  8.1500
Sale          600                  8.1500
Sale          400                  8.1500
Sale          600                  8.1418
Sale          1,000                8.1568
Sale          1,070                8.1568
Sale          436                  8.1208
Sale          146                  8.1568
Sale          4,700                8.1500
Sale          910                  8.1618
Sale          445                  8.1568
Sale          2,400                8.1500
Sale          600                  8.1500
Sale          2,100                8.1500
Sale          620                  8.1500
Sale          1,800                8.1500
Sale          1,400                8.1566
Sale          2,100                8.1500
Sale          350                  8.1500
Sale          735                  8.1568
Sale          425                  8.1500
Sale          1,295                8.1618
Sale          1,750                8.1500
Sale          1,100                8.1618
Sale          980                  8.1368
Sale          1,100                8.1500
Sale          3,500                8.1500
Sale          700                  8.1518
Sale          600                  8.1500
Sale          300                  8.1418
Sale          500                  8.1418
Sale          1,100                8.1500
Sale          1,000                8.1318
Sale          500                  8.1418
Sale          2,600                8.1500
Sale          700                  8.1500
Sale          700                  8.1500
Sale          1,430,000            8.2106
Sale          550                  8.1500
Sale          400                  8.1500
Sale          750                  8.1500
Sale          5,500                8.1500
Sale          475                  8.1500


(b)  Derivatives transactions (other than options)
Product name,  Long/Short    Number of     Price per
                             Securities    unit
CFD            Short         24946         8.1237
CFD            Short         13800         8.1455
CFD            Short         225913        8.1602
CFD            Short         215000        8.1642
CFD            Long          9887          8.1492


(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
None

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                         12 April 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