EPT Disclosure BAA PLC

DEALINGS BY CONNECTED EXEMPT PRINCIPAL TRADERS
                       WITH RECOGNISED INTERMEDIARY STATUS
                      DEALING IN A CLIENT-SERVING CAPACITY
                       (Rule 38.5(a) of the Takeover Code)

1.   KEY INFORMATION

Name of exempt principal      BARCLAYS CAPITAL SECURITIES LIMITED
trader
Company dealt in              BAA PLC
Class of relevant security    GBP ORD 1.00
to which the dealings being
disclosed relate (Note 1)
Date of dealing               26 MAY 2006


2.   DEALINGS (Note 2)

(a)  Purchases and sales

Total number of          Highest price paid      Lowest price paid (Note
securities purchased     (Note 3)                3)

489,955                  8.2350                  8.0830



Total number of          Highest price received  Lowest price received
securities sold          (Note 3)                (Note 3)

379,750                  8.1655                  8.0904



(b)  Derivatives transactions (other than options)

Product       Long/short       Number of securities   Price per unit
name,         (Note 4)         (Note 5)               (Note 3)
e.g. CFD
CFD           Short            7,728                  8.1177
CFD           Long             26,600                 8.1066
CFD           Long             60,400                 8.1150
CFD           Short            35,823                 8.0830
CFD           Long             33,694                 8.1655
CFD           Long             220,500                8.0904
CFD           Short            63,040                 8.1192
CFD           Short            33,364                 8.1783
CFD           Short            50,000                 8.1912



(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
                varying etc.      relates (Note 5)                                           (Note 3)
Call            Purchasing        1,000,000          8.6000    EUROPEAN       16 June 2006       0.10
Call            Purchasing        1,000,000          9.0000    EUROPEAN       15 September 2006  0.20
Call            Selling           1,000,000          8.5000    EUROPEAN       15 September 2006  0.35

(ii) Exercising

Product name, e.g. call  Number of securities    Exercise price per unit
option                                           (Note 3)



3.   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.


Date of disclosure                         30 MAY 2006
Contact name                               BARCLAYS COMPLIANCE
Telephone number                           020 7116 2913
Name of offeree/offeror with which         BAA PLC
connected
Nature of connection (Note 6)              ADVISOR


Notes

The Notes on Form 38.5(a) can be viewed on the Takeover Panel's website at
 www.thetakeoverpanel.org.uk