Holding(s) in Company

IMI PLC
17 March 2005

                                  SCHEDULE 10

                   NOTIFICATION OF MAJOR INTERESTS IN SHARES



1. Name of company


IMI Plc



2. Name of shareholder having a major interest


Legal & General Group 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


Material Interest



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


HSBC Global Custody Nominee (UK) Ltd



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 just 
below 3%.



8. Percentage of issued class






9. Class of security


Ordinary shares



10. Date of transaction


Not notified.






11. Date company informed


17 March 2005



12. Total holding following this notification


14,188,124



13. Total percentage holding of issued class following this notification


3.99%



14. Any additional information


Notification of movement through a percentage point from just over 4% to just below 3%.



15. Name of contact and telephone number for queries


Wanda Hart, 0121 717 3782



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


John O'Shea, IMI Company Secretary



Date of notification


17 March 2005



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