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               13 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     74,042,048       4.97%    46,771,020      3.14%
securities
(2) Derivatives     100,416       0.01%     3,387,798      0.23%
(other than
options)
(3) Options and           0       0.00%           231      0.00%
agreements to
purchase/sell
Total            74,142,464       4.98%    50,159,049      3.37%


(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      43,484,000          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      929,400              8.1138
Purchase      226,158              8.1451
Purchase      88,000               8.1528
Purchase      348                  8.1300
Purchase      2,951                8.1450
Purchase      40,320               8.1450
Purchase      75,000               8.1445
Purchase      43                   8.1509
Sale          295                  8.1418
Sale          634                  8.1518
Sale          773                  8.1568
Sale          640                  8.1568
Sale          2,300                8.1318
Sale          944                  8.1518
Sale          539                  8.1518
Sale          452                  8.1568
Sale          873                  8.1568
Sale          147                  8.1518
Sale          147                  8.1518
Sale          450                  8.1518
Sale          874                  8.1518
Sale          254                  8.1518
Sale          146                  8.1568
Sale          320                  8.1218
Sale          293                  8.1468
Sale          30,720               8.1138
Sale          475                  8.1518
Sale          654                  8.1568
Sale          793                  8.1518
Sale          160                  8.1518
Sale          72,020               8.1138
Sale          300                  8.1568
Sale          460                  8.1275
Sale          390                  8.1568
Sale          600                  8.1518
Sale          2,205                8.1318
Sale          81,681               8.2000
Sale          500                  8.1568
Sale          254,760              8.1138
Sale          456                  8.1568
Sale          193                  8.1518
Sale          1,068                8.1300
Sale          873                  8.1468
Sale          125                  8.1568
Sale          394                  8.1518
Sale          800                  8.1518
Sale          545                  8.1568
Sale          2,303                8.1568
Sale          320                  8.1568
Sale          614                  8.1368
Sale          15,399               8.1450
Sale          323                  8.1518
Sale          625                  8.1568
Sale          1,600                8.1518
Sale          972                  8.1568
Sale          874                  8.1368
Sale          45,976               8.1483
Sale          75,000               8.1356
Sale          146                  8.1518
Sale          650                  8.1418
Sale          1,000                8.1418
Sale          1,000                8.1568
Sale          293                  8.1318
Sale          4,578                8.1450
Sale          702                  8.1568
Sale          294                  8.1218
Sale          1,600                8.1518
Sale          317                  8.1568
Sale          252                  8.1568
Sale          160                  8.1568
Sale          500                  8.1518
Sale          411                  8.1418
Sale          1,000                8.1568

(b)  Derivatives transactions (other than options)
Product name,  Long/Short    Number of     Price per
                             Securities    unit
CFD            Short         226158        8.1451
CFD            Short         43            8.1509
CFD            Short         88000         8.1527
CFD            Long          20976         8.1411
CFD            Long          15399         8.145
CFD            Long          25000         8.1542


(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                         16 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