Holding(s) in Company

IMI PLC
07 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 Life Assurance Co.Ltd                                          408,419
Barclays Global Investors Japan Trust & Banking                         410,566
Barclays Capital Securities Ltd                                         184,368
Barclays Bank Trust Company Ltd                                           5,948
Barclays Global Investors Canada Ltd                                     16,393
Barclays Global Investors Australia Ltd                                  56,469
Barclays Private Bank and Trust Ltd                                       6,729
Barclays Global Investors Japan Ltd                                      43,072
Gerrard Ltd                                                           4,042,556
Barclays Global Investors Ltd                                         4,384,673
Barclays Global Investors N.A.                                        2,932,839
Barclays Private Bank Ltd                                                 2,500
Barclays Private Bank and Trust Ltd                                       2,000
Barclays Global Fund Advisors                                         1,117,241



5. Number of shares / amount of stock acquired


-



6. Percentage of issued class


-



7. Number of shares / amount of stock disposed


Notification of movement through a percentage point from just over 4% to 3.95%



8. Percentage of issued class


-



9. Class of security


-



10. Date of transaction


28 October 2005



11. Date company informed


31 October 2005 (Letter received 7 November)



12. Total holding following this notification


13,613,773



13. Total percentage holding of issued class following this notification


3.95%



14. Any additional information


Notification of movement through a percentage point from just over 4% to 3.95%



15. Name of contact and telephone number for queries


Wanda Hart - 0121 717 3700



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


John O'Shea, IMI Company Secretary/Solicitor



Date of notification


7 November 2005



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