Holding(s) in Company

British Assets Trust PLC
19 June 2007


TR-1(i):               Notification of major interests in shares

1. Identity of the issuer or the underlying issuer of existing
shares to which voting rights are attached(ii):


British Assets Trust plc


2. Reason for the notification     (please tick the appropriate box or boxes)

An acquisition or disposal of voting rights                                                       X
An acquisition or disposal of financial instruments which may result in the acquisition of   
shares already issued to which voting rights are attached
An event changing the breakdown of voting rights                                             
Other (please specify): Change in issued share capital


3. Full name of person(s) subject to the notification obligation
(iii):
                                                                 AXA S.A. 25 Avenue Matignon, 75008 Paris
                                                                 and its group of companies
4. Full name of shareholder(s) (if different from 3.)(iv):


5. Date of the transaction (and date on which the threshold is   17/06/07
crossed or reached if different)(v):

6. Date on which issuer notified:                                18/06/07

7. Threshold(s) that is/are crossed or reached:                  16%

8. Notified details:                                             -





A: Voting rights attached to shares
Class/type of    Situation previous to   Resulting situation after the triggering transaction(vii)
shares           the Triggering
                 transaction (vi)
 if possible     Number of   Number of   Number of       Number of voting rights  % of voting rights
using the ISIN   Shares      Voting      shares          ix
CODE                         Rights viii Direct          Direct  x  Indirect xi   Direct    Indirect
GB0001297562     48,648,863  48,648,863  35,671,811      35,671,811 13,377,052    11.68     4.38


B: Financial Instruments
Resulting situation after the triggering transaction xii
Type of financial    Expiration date Exercise/ Conversion      Number of voting rights    % of voting
instrument           xiii            Period/ Date xiv          that may be acquired if    rights
                                                               the instrument is
                                                               exercised/ converted.
         -


Total (A+B)
Number of voting rights                            % of voting rights
49,048,863                                         16.05%













9. Chain of controlled undertakings through which the voting rights and/or the financial instruments are effectively
held, if applicable xv:

Client                                             No. Of Voting   % of Total
                                                          Rights       Voting
                                                                       Rights
Sun Life Unit Assurance Ltd A/c x                      7,521,656        2.462
Sun Life Unit Assurance Ltd A/c x                     20,620,000        6.749
AXA UK Investment Co ICVC Extra Income Fund              377,052        0.123
AXA UK Investment Co ICVC UK Equity Income Fund       13,000,000        4.255
Sun Life Pensions Management Ltd                          14,090        0.005
Sun Life Pensions Management Ltd a/c                   7,070,000        2.314
Sun Life Pensions Management Ltd                           5,000        0.002
Sun Life Unit Assurance Ltd LTAV UK Equity                35,000        0.011
Sun Life Unit Assurance Ltd FTSE All Share                55,136        0.018
Tracker
Sun Life Pensions Management FTSE All Share              265,817        0.087
Tracker
AXA Winterthur                                            85,112        0.028






Proxy Voting:
10. Name of the proxy holder:
11. Number of voting rights proxy holder will cease to hold:
12. Date on which proxy holder will cease to hold voting rights:


13. Additional information:                               -
14. Contact name:                                    Steven Ross
15. Contact telephone number:                        0207 628 8000



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