Rule 8.3- Iberdrola, S.A.

Banco Bilbao Vizcaya Argentaria SA
13 March 2007



FORM 8.3

    DEALINGS BY PERSONS WITH INTERESTS IN SECURITIES REPRESENTING 1% OR MORE

                        (Rule 8.3 of the Takeover Code)



1.         KEY INFORMATION


Name of person dealing  (Note 1)      Asset Management Business of BANCO BILBAO VIZCAYA ARGENTARIA

Company dealt in                       IBERDROLA, S.A.

Class of relevant security to which   IBERDROLA  (ES0144580018)
the dealings being disclosed relate
(Note 2)

Date of dealing                       March 12, 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 securities                        10,180,309  1.129%

(2) Derivatives (other than options)           97,200  FUT 0.011%

(3) Options and agreements to purchase/sell


Total                                          10,277,509  1.140%




(b)            Interests and short positions in relevant securities of the
company, other than the class dealt in (Note 3)


Class of relevant security:                                  Long                              Short
                                               Number                           Number
                                                          (%)                              (%)

(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 (Note 5)             TRADE  DATE

PURCHASE                                           1,500              33.23                      12/03/2007

SALE                                                 110              32.98                      12/03/2007

SALE                                                 100                33                       12/03/2007

SALE                                                 490              33.01                      12/03/2007

SALE                                                 205              33.03                      12/03/2007

SALE                                                 500              33.05                      12/03/2007

SALE                                                 630              33.06                      12/03/2007

SALE                                               1,926              33.09                      12/03/2007

SALE                                                 885               33.1                      12/03/2007

SALE                                               1,425              33.13                      12/03/2007

SALE                                               1,652              33.19                      12/03/2007

SALE                                               1,900              33.21                      12/03/2007

SALE                                                  65              33.22                      12/03/2007

SALE                                                 990              33.23                      12/03/2007

SALE                                                 445              33.27                      12/03/2007

SALE                                                  90              33.28                      12/03/2007

SALE                                               1,190               33.3                      12/03/2007

SALE                                                 135              33.31                      12/03/2007

SALE                                                 135              33.33                      12/03/2007

SALE                                                 470              33.45                      12/03/2007

SALE                                               1,700              35.22                      12/03/2007

TRANSFER*                                          1,995                -                        12/03/2007

(*) Transfer of the portfolio from another bank.



b)            Derivatives transactions (other than options)


Product name,  e,g, CFD   Long/short (Note 6) Number of securities (Note 7)  Price per unit (Note 5) TRADE DATE

FUTURE 0307               SHORT                           85,200                      33.12            12/03/2007

FUTURE 0307               SHORT                           10,000                      33.12            12/03/2007

FUTURE 0607               LONG                            51,100                      33.4             12/03/2007

FUTURE 0607               LONG                            34,100                      33.41            12/03/2007

FUTURE 0607               LONG                            6,000                       33.41            12/03/2007

FUTURE 0607               LONG                            4,000                       33.4             12/03/2007





(c)            Options transactions in respect of existing securities



(i)            Writing, selling, purchasing or varying


Product name,        Writing, selling, Number of securities Exercise   Type, e,g,     Expiry     Option money
                       purchasing,     to which the option             American,
e,g, call option     varying etc,      relates (Note 7)     price      European etc,  date       paid/received per
                                                                                                 unit (Note 5)





(ii)            Exercising


Product name, e,g, call option         Number of securities                  Exercise price per unit (Note 5)








(d)        Other dealings (including new securities) (Note 4)


Nature of transaction (Note 8)         Details                               Price per unit (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)                       YES/NO


Date of disclosure                                                March 13, 2007

Contact name                                                      Ignacio Rebollo Aladro

                                                                  Fernando Lazaro Vaca
Telephone number                                                  34 91 537 76 94

                                                                  34 91 537 87 67
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






                                                            SUPPLEMENTAL FORM 8



                           DETAILS OF OPEN POSITIONS

   (This form should be attached to Form 8.1, Form 8.1(b)(ii) or Form 8.3, as
                                  appropriate)



OPEN POSITIONS (Note 1)


Product name,        Written or      Number of securities   Exercise price   Type, e.g.     Expiry date
                     purchased       to which the option or (Note 2)         American,
e.g. call option                     derivative relates                      European etc.

FUTURE IBERDROLA     20.03.06        100                    NA               NA             16.03.2007
0307

FUTURE IBERDROLA     12.03.07        100                    NA               NA             15.06.2007
0607



Notes



1. Where there are open option positions or open derivative positions (except
for CFDs), full details should be given.  Full details of any  existing
agreements to purchase or to sell  should also be given on this form.



2. For all prices and other monetary amounts, the currency must be stated.



For details of the Code's dealing disclosure requirements, see Rule 8 and its
Notes which can be viewed on the Takeover Panel's website at
www.thetakeoverpanel.org.uk


                      This information is provided by RNS
            The company news service from the London Stock Exchange