Rule 8.3 - BAA 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              BAA PLC
Class of relevant security    ORD GBP 1.00
to which the dealings being
disclosed relate (Note 2)
Date of dealing               08 JUNE 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         36,408,421    (3.37%)             0   (0.00%)
securities
(2) Derivatives               0    (0.00%)             0   (0.00%)
(other than
options)
(3) Options and               0    (0.00%)             0   (0.00%)
agreements to
purchase/sell
Total                36,408,421    (3.37%)             0   (0.00%)



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

                            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      3,450                9.3500
Purchase      6,882                Transfer
Purchase      1,135                9.2800
Purchase      2,844                9.3176
Purchase      5,987                9.2800
Purchase      9,570                9.2800
Sale          5,000                9.3050
Sale          2,000                9.3050
Sale          850                  9.2901
Sale          282                  9.2901
Sale          217                  9.2851
Sale          1,000                9.2801
Sale          10,000               9.3050
Sale          1,500                9.2901
Sale          1                    9.2951
Sale          680                  9.2901
Sale          1,000                9.3050
Sale          1,000                9.3050
Sale          2,000                9.3050
Sale          107                  9.2901
Sale          8,000                9.3050
Sale          1,000                9.3050
Sale          108                  9.2901
Sale          141                  9.2901
Sale          1,000                9.3050
Sale          1,000                9.3050
Sale          1,500                9.3050
Sale          1,500                9.3050
Sale          3,000                9.3050
Sale          2,000                9.3050
Sale          2,000                9.3050
Sale          2,000                9.3050
Sale          2,000                9.3050
Sale          3,119                9.2800
Sale          6,882                Transfer
 Sale          1,135                 9.2800




 (b)  Derivatives transactions
 (other than options)

 Product     Long/Short    Number of Securities Price Per
 name,       (Note 6)      (Note 7)             Unit (GBP)
 e.g. CFD





 (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 (Note 7)



 (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                         09 June 2006
 Contact name                               BARCLAYS COMPLIANCE
 Telephone number                           020 7116 2913
 If a connected EFM, name of                BAA PLC
 offeree/offeror with which connected
 If a connected EFM, state nature of        ADVISOR
 connection (Note 10)


 Notes

 The Notes on Form 8.3 can be
 viewed on the Takeover Panel's
 website at
 www.thetakeoverpanel.org.uk