Treasury Stock

Halma PLC
29 March 2007


                                 HALMA p.l.c.

               SHARE PURCHASES - TO SATISFY SHARE PLAN AWARDS



Halma p.l.c. announces that it has today purchased 177,000 of its ordinary
shares through Dresdner Kleinwort Securities Limited at a price of 221.5 pence
per share.  The purchased shares will not be subject to cancellation and will
all be held as Treasury shares in order to satisfy awards under the Halma p.l.c.
Performance Share Plan 2005.





Following the above purchase, Halma p.l.c. holds 805,635 ordinary shares as
Treasury shares.  The total number of ordinary shares in issue (excluding shares
held as Treasury shares) is 372,310,857.




Contact for further information:               Carol Chesney
                                               Company Secretary, Halma p.l.c.
                                               Tel: [phone]




A copy of this announcement, together with other information about Halma, may be 
viewed on its website:  www.halma.com







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