Holding(s) in Company

IMI PLC
01 November 2005


                   NOTIFICATION OF MAJOR INTERESTS IN SHARES


1. Name of company

IMI plc


2. Name of shareholder having a major interest

Barclays plc


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

N/A


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

Barclays Private Bank and Trust Ltd                                    6,729
Barclays Private Bank Ltd                                              2,500
Barclays Global Investors Japan Trust & Banking                      410,566
Barclays Global Investors Canada Ltd                                  16,393
Barclays Capital Investors Ltd                                     4,384,673
Barclays Capital Securities Ltd                                      420,968
Barclays Global Fund Advisors                                      1,117,241
Barclays Bank Trust Company Ltd                                        5,948
Barclays Life Assurance Co Ltd                                       408,419
Barclays Private Bank and Trust Ltd                                    2,000
Gerrard Ltd                                                        4,038,871
Barclays Global Investors Japan Ltd                                   43,072
Barclays Global Investors N.A.                                     2,932,839
Barclays Global Investors Australia Ltd                               56,469


5. Number of shares / amount of stock acquired

13,846,688


6. Percentage of issued class

4.01%


7. Number of shares / amount of stock disposed

-


8. Percentage of issued class

-


9. Class of security

Ordinary Shares


10. Date of transaction

27 October 2005


11. Date company informed

31 October 2005


12. Total holding following this notification

13,846,688


13. Total percentage holding of issued class following this notification

4.01%


14. Any additional information

-


15. Name of contact and telephone number for queries

Jo Bower
0121 717 3700


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

Jo Bower - Corporate Counsel/Deputy Company Secretary


Date of notification

1 November 2005


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