Holding(s) in Company

Smiths Group PLC
08 May 2007

Form TR-1 with annex. FSA Version 2.1 updated April 2007


TR-1: Notifications of Major Interests in Shares




1. Identity of the issuer or the underlying issuer of                    Smiths Group plc
existing shares to which voting rights are attached:


2. Reason for notification (yes/no)


An acquisition or disposal of voting rights                              Yes


An acquisition or disposal of financial instruments which may result in the acquisition      No
of shares already issued to which voting rights are attached


An event changing the breakdown of voting rights                         No


Other (please specify):______________                                    No


3. Full name of person(s) subject to notification           Cater Allen International Limited
obligation:


4. Full name of shareholder(s) (if different from
3):


5. Date of transaction (and date on which the                           03/05/2007
threshold is crossed or reached if different):


6. Date on which issuer notified:                                       04/05/2007


7. Threshold(s) that is/are crossed or reached:                             3%


8: Notified Details
A: Voting rights attached to shares


Class/type of    Situation previous to    Resulting situation after the triggering transaction
shares           the triggering
                 transaction
If possible use  Number of   Number of    Number of     Number of voting       Percentage of voting
ISIN code        shares      voting       shares        rights                 rights
                             rights

                                                        Direct      Indirect   Direct       Indirect


GB0008182700     12,568,222   12,568,222   29,259,140   29,259,140                5.10%




B: Financial Instruments


Resulting situation after the triggering transaction


Type of financial    Expiration date      Exercise/ conversion No. of voting rights     Percentage of
instrument                                period/date          that may be acquired (if voting rights
                                                               the instrument exercised
                                                               /converted)





Total (A+B)


Number of voting rights                              Percentage of voting rights


29,259,140                                           5.10%




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



Proxy Voting:


10. Name of 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:


15. Contact telephone name:






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