RNS Number:4977K
Chubb PLC
29 April 2003


                                  SCHEDULE 10

                   NOTIFICATION OF MAJOR INTERESTS IN SHARES


1. Name of company

Chubb plc


2. Name of shareholder having a major interest

Franklin Resources, Inc.


3. Please state whether notification indicates that it is in respect of holding
of the shareholder named in 2 above or in respect of a non-beneficial interest
or in the case of an individual holder if it is a holding of that person's
spouse or children under the age of 18

Franklin Resources, Inc. and its affiliates including Franklin Mutual Advisers,
LLC and Templeton Worldwide, Inc.


4. Name of the registered holder(s) and, if more than one holder, the number of
shares held by each of them

Registered Name                                                    Shares Held

Bank of New York, London                                             1,761,370
Chase Nominees Ltd                                                  47,258,201
Citibank Nominees Ltd                                                  205,870
Clydesdale Bank PLC                                                  9,072,853
Deutsche Bank AG                                                     3,436,309
HSBC Bank                                                               81,800
Northern Trust Company                                               4,562,122
Royal Trust Corp of Canada                                           2,687,257
State Street Nominees Limited                                       14,081,886


5. Number of shares / amount of stock acquired

Not known


6. Percentage of issued class

Not known


7. Number of shares / amount of stock disposed

Not known


8. Percentage of issued class

Not known


9. Class of security

Ordinary shares of 36p each


10. Date of transaction

Not known


11. Date company informed

28 April 2003


12. Total holding following this notification

83,147,668


13. Total percentage holding of issued class following this notification

10.03%


14. Any additional information

N/A


15. Name of contact and telephone number for queries

K Silverwood 020 7766 4828


16. Name and signature of authorised company official responsible for making
this notification

A J Birchall, Assistant Company Secretary


Date of notification

29 April 2003


The FSA does not give any express or implied warranty as to the accuracy of this
document or material and does not accept any liability for error or omission.
The FSA is not liable for any damages (including, without limitation, damages
for loss of business or loss of profits) arising in contract, tort or otherwise
from the use of or inability to use this document, or any material contained in
it, or from any action or decision taken as a result of using this document or
any such material.



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