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               17 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     35,516,684       2.38%    45,386,901      3.05%
securities
(2) Derivatives           4       0.00%     3,718,599      0.25%
(other than
options)
(3) Options and           0       0.00%           231      0.00%
agreements to
purchase/sell
Total            35,516,688       2.38%    49,105,731      3.30%


(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      39,233,000         0.06               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            52,693                7.9850
Purchase           262,767                7.9734
Purchase           225,000                7.9820
Purchase            40,320                7.9750
Purchase           290,540                7.9559
Sale                   160                7.9725
Sale                35,331                7.9750
Sale                75,000                7.9886
Sale                 1,425                7.9368
Sale                 1,550                7.9368
Sale                27,098                7.9350
NB: The below transactions which were previously disclosed have been cancelled
Deal Date
10/04/2007 Sale        350                8.1908

(b)  Derivatives transactions (other than options)
Product name,  Long/Short    Number of     Price per
                             Securities    unit
CFD               Short        262767        7.9733
CFD               Short         52693        7.985
Swap              Short        643189        7.9700
CFD               Long          27098        7.935


(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                         18 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