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               07 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         36,440,575    (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                36,440,575    (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/sale Number of Securities Price per unit
                                   (GBP)
Sale          190                  9.3300
Sale          8,500                9.3300
Sale          5,000                9.3300
Sale          900                  9.3300
Sale          400                  9.3300
Sale          500                  9.3300
Sale          1,000                9.3300
Sale          250                  9.3300
Sale          650                  9.3300
Sale          350                  9.3300
Sale          575                  9.3301
Sale          400                  9.3300
Sale          5,000                9.3300
Sale          350                  9.3300
Sale          4,500                9.3300
Sale          250                  9.3300
Sale          6,750                9.3300
Sale          150                  9.3300
Sale          3,500                9.3300
Sale          200                  9.3300
Sale          250                  9.3300
Sale          500                  9.3300
Sale          3,500                9.3300
Sale          500                  9.3300
Sale          250                  9.3300
Sale          600                  9.3300
Sale          12,000               9.3300
Sale          1,500                9.3300
Sale          500                  9.3300
Sale          450                  9.3300
Sale          250                  9.3300
Sale          350                  9.3300
Sale          350                  9.3300
Sale          200                  9.3300
Sale          1,000                9.3300
Sale          1,500                9.3300
Sale          5,000                9.3300
Sale          3,500                9.3300
Sale          350                  9.3300
Sale          2,100                9.3300
Sale          1,000                9.3300
Sale          830                  9.3300
Sale          1,600                9.3300
Sale          100                  9.3300
Sale          600                  9.3300
Sale          600                  9.3300
Sale          700                  9.3300
Sale          300                  9.3300
Sale          16,272               9.5025
Sale          11,218               9.5025
Purchase      727                  9.3500
Purchase      19,698               9.3411
Purchase      2,375                 9.3500


(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                         08 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