Blocklisting Interim Review

Smiths Group PLC
01 May 2008

SMITHS GROUP PLC

BLOCK LISTING SIX MONTHLY RETURN

Date: 01 MAY 2008




Name of applicant:         SMITHS GROUP PLC

Names of schemes:          Smiths Group Sharesave Scheme
                           Smiths Industries 1995 Executive Share Option Scheme
                           Smiths Group Performance Share Plan
                           Smiths Group Co-Investment Plan
                           TI Group 1990 Executive Share Option Scheme
                           TI Group 1999 Executive Share Option Scheme
                           TI Group 1994 Savings Related Share Option Scheme

Period of return:          From:   01/11/2007             To:   30/04/2008

Balance of unallotted
securities under 
scheme(s) from             641,873 ordinary shares of 37.5p
previous return:


Plus:  The amount by       900,000 ordinary shares of 37.5p
which the block scheme
(s) has been increased
since the date of the
last return (if any
increase has been
applied for):

Less:  Number of
securities issued/
allotted under scheme(s)   Scheme                                                     Ordinary shares
during period (see
LR3.5.7G):                 Smiths Group Sharesave Scheme                                      664,536
                           Smiths Industries 1995 Executive Share Option Scheme                43,998
                           Smiths Group Performance Share Plan                                      0
                           Smiths Group Co-Investment Plan                                          0
                           TI Group 1990 Executive Share Option Scheme                              0
                           TI Group 1999 Executive Share Option Scheme                          5,041
                           TI Group 1994 Savings Related Share Option Scheme                   38,688

                           Total  =                                                           752,263


Equals:  Balance under     789,610 ordinary shares of 37.5p
scheme(s) not yet issued
/allotted at end of
period:

Name of contact:           NEIL BURDETT

Telephone number of        020 8457 8229
contact:




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