Director/PDMR Shareholding

IMI PLC
20 September 2005





20th September 2005




The Secretary
Company Announcements Office
The Stock Exchange



Dear Sir




In accordance with Section 329 of the Companies Act 1985, I hereby notify you
that on 16th September 2005 Mr M J Lamb, a director of this Company, exercised
an option over 3,013 shares at an option price of 365p per share which had been
granted to him in 1998 under the IMI SAYE Share Option (1994) Scheme.



Yours faithfully



J C Bower
Deputy Company Secretary




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