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               10 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     59,988,470       4.03%    45,834,136      3.08%
securities
(2) Derivatives     147,862       0.01%     2,728,651      0.18%
(other than
options)
(3) Options and           0       0.00%           231      0.00%
agreements to
purchase/sell
Total            60,136,332       4.04%    48,563,018      3.26%


(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      32,484,000         0.05%              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      21,091               8.2000
Purchase      21,000               8.2007
Purchase      687                  8.2000
Purchase      10,080               8.2000
Purchase      31,213               8.2000
Purchase      14,700               8.1796
Purchase      84,347               8.2014
Purchase      13,282               8.2000
Sale          350                  8.1908
Sale          500                  8.1960
Sale          780                  8.1950
Sale          800                  8.1910
Sale          1,031                8.1950
Sale          1,984                8.1910
Sale          1,800                8.1960
Sale          2,000                8.1910
Sale          1,472                8.1910
Sale          139,570              8.1871
Sale          714                  8.1960
Sale          610                  8.1914
Sale          536                  8.1810
Sale          1,270                8.1910
Sale          1,000                8.1950
Sale          734                  8.1950
Sale          2,285                8.1950
Sale          1,200                8.1910
Sale          874                  8.1950
Sale          200                  8.1860
Sale          2,200                8.1910
Sale          1,900                8.1960
Sale          1,400                8.1860
Sale          900                  8.1860
Sale          1,250                8.1875
Sale          1,300                8.1950
Sale          145                  8.1950
Sale          178                  8.1860
Sale          1,442                8.1950
Sale          2,085                8.1950
Sale          140                  8.1950
Sale          600                  8.1950
Sale          634                  8.1910
Sale          730                  8.1914
Sale          1,471                8.1910
Sale          660                  8.1950
Sale          653                  8.1910
Sale          420                  8.1910
Sale          476                  8.1910
Sale          793                  8.1960
Sale          540                  8.1950
Sale          400                  8.1950
Sale          874                  8.1950
Sale          1,580                8.1960
Sale          838                  8.1910
Sale          700                  8.1900
Sale          700                  8.1950
Sale          750                  8.1862
Sale          1,250                8.1950
Sale          330                  8.1950
Sale          500                  8.1910
Sale          1,080                8.1950
Sale          360                  8.1950
Sale          640                  8.1910
Sale          320                  8.1863
Sale          1,502                8.1960
Sale          1,000                8.1910
Sale          1,000                8.1910
Sale          203                  8.1863
Sale          720                  8.1910
Sale          952                  8.2010
Sale          500                  8.1910
Sale          600                  8.1862
Sale          1,150                8.1950
Sale          2,380                8.1960
Sale          180                  8.1950
Sale          793                  8.1960
Sale          1,730                8.1950
Sale          1,410                8.1950
Sale          1,800                8.1862
Sale          1,600                8.1950
Sale          1,300                8.1910
Sale          780                  8.1910
Sale          2,340                8.1950
Sale          682                  8.1910
Sale          575                  8.1860
Sale          340                  8.1950
Sale          880                  8.1860
Sale          700                  8.1860
Sale          200                  8.1860
Sale          350                  8.1860
Sale          1,700                8.1950
Sale          2,000                8.1910
Sale          200                  8.1950
Sale          750                  8.1950
Sale          380                  8.1950
Sale          1,469                8.1760
Sale          961                  8.1950
Sale          1,300                8.1960
Sale          1,350                8.1910
Sale          1,400                8.1950
Sale          13,265               8.1856
Sale          799                  8.1910
Sale          830                  8.1910
Sale          1,750                8.2025
Sale          598                  8.1910
Sale          550                  8.1950
Sale          1,650                8.1862
Sale          1,448                8.1950
Sale          800                  8.1950
Sale          800                  8.1860
Sale          980                  8.1950
Sale          437                  8.1950
Sale          3,900                8.1950
Sale          515                  8.1860
Sale          800                  8.1860
Sale          300                  8.1860
Sale          1,596                8.1950
Sale          1,090                8.1950
Sale          1,400                8.1914
Sale          530                  8.1860
Sale          1,923                8.1910
Sale          650                  8.1862
Sale          1,923                8.1910
Sale          176                  8.1962
Sale          912                  8.1950
Sale          1,730                8.1950
Sale          1,800                8.1860
Sale          745                  8.1914
Sale          294                  8.1910
Sale          2,300                8.1910
Sale          1,350                8.1950
Sale          1,000                8.1910
Sale          650                  8.1860
Sale          360                  8.1950
Sale          1,350                8.1950
Sale          1,800                8.1910
Sale          1,307                8.1910
Sale          3,500                8.2025
Sale          150                  8.1950


(b)  Derivatives transactions (other than options)
Product name,  Long/Short    Number of     Price per
(e.g. CFD)     (Note 6)      Securities    unit (GBP)
CFD            Short         14700         8.1795
CFD            Short         21000         8.2007
CFD            Short         84347         8.2014
CFD            Long          139570        8.1871


(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                         11 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