Holding(s) in Company

Halma PLC
16 June 2003


                                                      HALMA p.l.c.

                                            DISCLOSURE OF INTEREST IN SHARES

Halma p.l.c. has today received notification from Oppenheimer Funds, Inc. ('OFI') that at the close of business on 9
June 2003, OFI held an aggregate of 16,728,577 ordinary shares in the Company on behalf of various OFI Clients. This
represents 4.58% of the issued share capital of the Company.

OFI holds all shares attributed to it solely in its capacity as investment adviser to OFI Clients and has no economic
interests (eg the right to dividends or proceeds from sale) in the Company's shares. OFI generally has the right to vote
shares of portfolio companies held on behalf of OFI Clients.


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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