Rule 8.3 - SCOTTISH POWER PLC

An incorrect Short Relevant Securities Holding was shown on the previous Rule 8.3 disclosure for this company. Today's
disclosure shows the corrected figure.

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 December 2006

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        64,154,892     4.31%       7,232,594    0.49%
securities
(2) Derivatives      2,147,846     0.14%       1,597,000    0.11%
(other than
options)
(3) Options and        895,125     0.06%         895,568    0.06%
agreements to
purchase/sell

Total               67,197,863     4.51%        9,725,162   0.65%


(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
Scottish Power Plc GBP                    (%)                       (%)
(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      8,093                7.4950
Purchase      400,000              7.8910
Purchase      4,221                7.5378
Purchase      32,868               Transfer
Purchase      3,000                7.5065
Purchase      28,217               7.5098
Purchase      200,000              7.5169
Purchase      393,600              7.5241
Purchase      15,120               Transfer
Purchase      101,283              7.5162
Purchase      39,200               7.5123
Sale      4,670                    7.5300
Sale      1,002                    7.5200
Sale      1,034                    7.5200
Sale      1,601                    7.5200
Sale      1,037                    7.5200
Sale      1,446                    7.5200
Sale      1,470                    7.5200
Sale      573                      7.5200
Sale      1,800                    7.5050
Sale      1,695                    7.5200
Sale      1,310                    7.5050
Sale      6,400                    7.5200
Sale      3,210                    7.5050
Sale      216                      7.5200
Sale      966                      7.5200
Sale      925                      7.5050
Sale      1,866                    7.5200
Sale      361                      7.5200
Sale      755                      7.5200
Sale      628                      7.5200
Sale      1,200                    7.5050
Sale      1,990                    7.5050
Sale      1,560                    7.5050
Sale      4,400                    7.5200
Sale      321                      7.5200
Sale      1,728                    7.5200
Sale      7,400                    7.5200
Sale      960                      7.5050
Sale      41,900                   7.5200
Sale      1,778                    7.5200
Sale      752                      7.5200
Sale      1,685                    7.5200
Sale      707                      7.5200
Sale      729                      7.5200
Sale      3,274                    7.5200
Sale      1,700                    7.5050
Sale      1,210                    7.5050
Sale      544                      7.5200
Sale      594                      7.5200
Sale      588                      7.5200
Sale      1,122                    7.5200
Sale      925                      7.5200
Sale      1,620                    7.5200
Sale      3,754                    7.5200
Sale      1,365                    7.5050
Sale      406                      7.5200
Sale      733                      7.5200
Sale      638                      7.5200
Sale      1,000                    7.5200
Sale      2,579                    7.5200
Sale      520                      7.5200
Sale      547                      7.5200
Sale      1,316                    7.5200
Sale      500                      7.5050
Sale      523                      7.5200
Sale      394                      7.5200
Sale      1,000                    7.5050
Sale      832                      7.5200
Sale      825                      7.5050
Sale      1,410                    7.5200
Sale      620                      7.5200
Sale      960                      7.5050
Sale      1,349                    7.5050
Sale      2,144                    7.5200
Sale      2,760                    7.5200
Sale      622                      7.5200
Sale      1,600                    7.5200
Sale      765                      7.5050
Sale      2,065                    7.5050
Sale      966                      7.5200
Sale      815                      7.5050
Sale      1,425                    7.5050
Sale      516                      7.5200
Sale      262,380                  7.5241
Sale      1,432                    7.5200
Sale      677                      7.5200
Sale      647                      7.5200
Sale      523                      7.5200
Sale      1,250                    7.5050
Sale      1,743                    7.5200
Sale      735                      7.5200
Sale      1,288                    7.5200
Sale      3,793                    7.5200
Sale      623                      7.5200
Sale      370                      7.5050
Sale      2,484                    7.5200
Sale      2,400                    7.5050
Sale      1,425                    7.5050
Sale      1,210                    7.5050
Sale      1,060                    7.5050
Sale      791                      7.5200
Sale      1,535                    7.5200
Sale      812                      7.5200
Sale      492                      7.5200
Sale      571                      7.5200
Sale      1,733                    7.5200
Sale      1,600                    7.5050
Sale      992                      7.5200
Sale      1,615                    7.5050
Sale      22,567                   7.5200
Sale      1,502                    7.5200
Sale      2,450                    7.5200
Sale      542                      7.5200
Sale      1,587                    7.5200
Sale      2,427                    7.5200
Sale      2,826                    7.5200
Sale      329                      7.5200
Sale      396                      7.5200
Sale      1,233                    7.5200
Sale      1,007                    7.5200
Sale      682                      7.5200
Sale      6,763                    7.5200
Sale      940                      7.5050
Sale      2,983                    7.5200
Sale      8,930                    7.5200
Sale      925                      7.5200
Sale      940                      7.5200
Sale      1,221                    7.5200
Sale      730                      7.5200
Sale      825                      7.5050
Sale      1,350                    7.5050
Sale      238                      7.5200
Sale      1,210                    7.5200
Sale      660                      7.5050
Sale      1,078                    7.5200
Sale      450                      7.5050
Sale      546                      7.5200
Sale      1,285                    7.5050
Sale      982                      7.5200
Sale      2,264                    7.5200
Sale      1,050                    7.5050
Sale      1,820                    7.5200
Sale      831                      7.5200
Sale      1,740                    7.5050
Sale      179                      7.5200
Sale      981                      7.5200
Sale      500                      7.5050
Sale      2,830                    7.5050
Sale      500                      7.5050
Sale      7,707                    7.5200
Sale      715                      7.5050
Sale      1,585                    7.5050
Sale      1,182                    7.5200
Sale      937                      7.5200
Sale      910                      7.5050
Sale      450                      7.5200
Sale      880                      7.5200
Sale      4,331                    7.5200
Sale      1,299                    7.5200
Sale      497                      7.5200
Sale      940                      7.5050
Sale      1,100                    7.5050
Sale      440                      7.5200
Sale      2,250                    7.5050
Sale      1,746                    7.5050
Sale      2,225                    7.5200
Sale      820                      7.5050
Sale      375                      7.5200
Sale      1,675                    7.5050
Sale      781                      7.5200
Sale      2,080                    7.5050
Sale      215                      7.5200
Sale      489                      7.5200
Sale      9,255                    7.5200
Sale      2,011                    7.5200
Sale      1,300                    7.5050
Sale      840                      7.5200
Sale      1,410                    7.5200
Sale      1,200                    7.5050
Sale      761                      7.5200
Sale      1,000                    7.5050
Sale      2,623                    7.5200
Sale      330                      7.5162
Sale      1,233                    7.5200
Sale      1,700                    7.5050
Sale      1,227                    7.5200
Sale      303                      7.5200
Sale      348                      7.5200
Sale      697                      7.5200
Sale      1,080                    7.5050
Sale      647                      7.5200
Sale      356                      7.5200
Sale      177                      7.5200
Sale      2,855                    7.5200
Sale      1,170                    7.5050
Sale      573                      7.5200
Sale      11,057                   7.5114
Sale      724                      7.5200
Sale      1,394                    7.5200
Sale      952                      7.5200
Sale      1,681                    7.5200
Sale      1,387                    7.5200
Sale      520                      7.5050
Sale      972                      7.5200
Sale      5,269                    7.5200
Sale      600                      7.5050
Sale      915                      7.5200
Sale      1,950                    7.5050
Sale      1,178                    7.5200
Sale      1,218                    7.5200
Sale      670                      7.5200
Sale      412                      7.5200
Sale      735                      7.5050
Sale      1,600                    7.5200
Sale      1,200                    7.5050
Sale      445                      7.5200
Sale      2,283                    7.5200
Sale      4,055                    7.5200
Sale      3,414                    7.5200
Sale      1,069                    7.5200
Sale      1,048                    7.5200
Sale      694                      7.5200
Sale      932                      7.5200
Sale      903                      7.5200
Sale      925                      7.5050
Sale      692                      7.5200
Sale      575                      7.5050
Sale      550                      7.5200
Sale      675                      7.5050
Sale      267                      7.5200
Sale      2,600                    7.5050
Sale      631                      7.5200
Sale      466                      7.5200
Sale      715                      7.5050
Sale      1,312                    7.5200
Sale      1,254                    7.5200
Sale      793                      7.5050
Sale      1,140                    7.5200
Sale      1,935                    7.5200
Sale      1,350                    7.5050
Sale      1,818                    7.5200
Sale      835                      7.5050
Sale      9,023                    7.5261
Sale      792                      7.5200
Sale      869                      7.5200
Sale      644                      7.5200
Sale      3,155                    7.5200
Sale      2,548                    7.5200
Sale      2,940                    7.5200
Sale      835                      7.5050
Sale      326                      7.5200
Sale      806                      7.5200
Sale      1,635                    7.5050
Sale      1,875                    7.5200
Sale      787                      7.5200
Sale      1,347                    7.5200
Sale      1,305                    7.5200
Sale      1,682                    7.5200
Sale      515                      7.5050
Sale      952                      7.5200
Sale      1,285                    7.5050
Sale      1,103                    7.5200
Sale      915                      7.5200
Sale      1,405                    7.5200
Sale      1,055                    7.5200
Sale      2,265                    7.5200
Sale      211                      7.5200
Sale      794                      7.5200
Sale      1,035                    7.5050
Sale      724                      7.5200
Sale      847                      7.5200
Sale      2,200                    7.5200
Sale      4,723                    7.5200
Sale      1,379                    7.5200
Sale      1,412                    7.5200
Sale      932                      7.5200
Sale      2,580                    7.5200
Sale      1,387                    7.5200
Sale      1,440                    7.5050
Sale      714                      7.5200
Sale      281                      7.5200
Sale      782                      7.5200
Sale      1,605                    7.5050
Sale      813                      7.5200
Sale      4,016                    7.5200
Sale      1,528                    7.5050
Sale      800                      7.5050
Sale      798                      7.5200
Sale      1,100                    7.5200
Sale      1,734                    7.5050
Sale      442                      7.5200
Sale      965                      7.5050
Sale      1,097                    7.5200
Sale      257                      7.5200
Sale      927                      7.5200
Sale      1,385                    7.5050
Sale      549                      7.5200
Sale      374                      7.5200
Sale      455                      7.5200
Sale      1,499                    7.5200
Sale      741                      7.5200
Sale      2,350                    7.5200
Sale      1,204                    7.5200
Sale      552                      7.5200
Sale      2,060                    7.5050
Sale      900                      7.5050
Sale      470                      7.5263
Sale      245                      7.5200
Sale      545                      7.5200
Sale      1,578                    7.5200
Sale      1,290                    7.5050
Sale      2,000                    7.5200
Sale      253                      7.5200
Sale      472                      7.5200
Sale      510                      7.5200
Sale      3,274                    7.5200
Sale      853                      7.5200
Sale      147                      7.5050
Sale      1,122                    7.5200
Sale      1,252                    7.5200
Sale      27,280                   7.5200
Sale      1,159                    7.5200
Sale      3,300                    7.5200
Sale      900                      7.5050
Sale      4,761                    7.5050
Sale      816                      7.5200
Sale      642                      7.5200
Sale      262,400                  7.5241
Sale      960                      7.5050
Sale      650                      7.5050
Sale      770                      7.5200
Sale      8,685                    7.5200
Sale      955                      7.5200
Sale      744                      7.5200
Sale      785                      7.5200
Sale      224                      7.5200
Sale      1,582                    7.5200
Sale      2,000                    7.5200
Sale      1,300                    7.5050
Sale      233                      7.5200
Sale      1,574                    7.5200
Sale      9,854                    7.5200
Sale      1,762                    7.5200
Sale      19,750                   7.5200
Sale      299                      7.5200
Sale      561                      7.5200
Sale      7,025                    7.5200
Sale      4,125                    7.5200
Sale      701                      7.5200
Sale      870                      7.5050
Sale      1,080                    7.5050
Sale      1,290                    7.5050
Sale      508                      7.5200
Sale      666                      7.5200
Sale      800                      7.5200
Sale      1,875                    7.5050
Sale      725                      7.5050
Sale      526                      7.5200
Sale      1,741                    7.5200
Sale      1,450                    7.5050
Sale      303                      7.5200
Sale      2,100                    7.5050
Sale      1,090                    7.5200
Sale      3,175                    7.5050
Sale      850                      7.5050
Sale      705                      7.5050
Sale      2,685                    7.5200
Sale      1,020                    7.5050
Sale      32,868                   Transfer
Sale      1,617                    7.5200
Sale      1,477                    7.5200
Sale      815                      7.5050
Sale      1,138                    7.5200
Sale      628                      7.5200
Sale      765                      7.5050
Sale      542                      7.5200
Sale      2,002                    7.5200
Sale      1,132                    7.5200
Sale      447                      7.5200
Sale      813                      7.5200
Sale      1,027                    7.5200
Sale      621                      7.5200
Sale      836                      7.5200
Sale      1,126                    7.5200
Sale      2,103                    7.5200
Sale      1,570                    7.5050
Sale      1,341                    7.5200
Sale      2,237                    7.5200
Sale      279                      7.5200
Sale      1,457                    7.5200
Sale      849                      7.5050
Sale      2,082                    7.5200
Sale      2,887                    7.5200
Sale      775                      7.5050
Sale      1,190                    7.5050
Sale      3,275                    7.5200
Sale      1,650                    7.5200
Sale      637                      7.5200
Sale      369                      7.5200
Sale      397                      7.5200
Sale      15,270                   7.5200
Sale      735                      7.5050
Sale      866                      7.5200
Sale      1,525                    7.5050
Sale      590                      7.5050
Sale      2,686                    7.5200
Sale      550                      7.5200
Sale      548                      7.5200
Sale      981                      7.5200
Sale      2,200                    7.5200
Sale      1,415                    7.5200
Sale      484                      7.5200

(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        3000                  7.5065
CFD        Short        28217                 7.5098
CFD        Short        39200                 7.5123
CFD        Short        101283                7.5161
CFD        Short        200000                7.5169
CFD        Short        400000                7.8909
CFD        Long         9023                  7.5261
(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                         14 December 2006
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