Holding(s) in Company

Smiths Group PLC
29 March 2006

29 MARCH 2006

NOTIFICATION OF MAJOR INTERESTS IN SHARES

LISTING RULE LR 9.6.7 R

1.       Name of listed company: SMITHS GROUP PLC

2.       Name of shareholder with a major interest:

     (A)           FMR CORP. AND ITS DIRECT AND INDIRECT SUBSIDIARIES AND

     (B)           FIDELITY INTERNATIONAL LIMITED AND ITS DIRECT AND INDIRECT
                   SUBSIDIARIES

3.       Please state whether notification indicates that it is regarding the
holding of the shareholder named in 2 above; 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:

NOTIFICATION ON BEHALF OF FMR CORP. AND ITS DIRECT AND INDIRECT SUBSIDIARIES AND
FIDELITY INTERNATIONAL LIMITED AND ITS DIRECT AND INDIRECT SUBSIDIARIES AND MR
EDWARD C JOHNSON 3D, A PRINCIPAL SHAREHOLDER OF FMR CORP. AND FIDELITY
INTERNATIONAL LIMITED, OF DISCLOSABLE INTERESTS ARISING UNDER S208(4)(b) OF THE
COMPANIES ACT 1985.

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

STATE STREET HONG KONG                                              13,400
STATE STREET BANK AND TR CO                                        315,800
BANK OF NEW YORK EUROPE LDN                                      3,221,100
TRUST & CUST SRVCS BK LTD, TOKO                                     21,650
NOMURA TRUST AND BANKING                                            31,600
MASTER TRUST BANK OF JAPAN                                         191,800
ING LUXEMBORUG                                                      20,300
NORTHERN TRUST LONDON                                               44,900
NATIONAL ASTL BK MELBOURNE                                          60,100
STATE STREET BANK AUSTRALIA (C                                      97,000
JP MORGAN, BOURNEMOUTH                                             163,900
NORTHERN TRUST LONDON                                              178,100
STATE STR BK AND TR CO LNDN                                        202,660
CHASE MANHATTAN BK AG FRNKFRT (S                                   255,500
BANK OF NEW YORK BRUSSELS                                          390,800
BROWN BROS HARRIMAN LTD LUX                                        579,360
JP MORGAN, BOURNEMOUTH                                           4,532,776
BERMUDA TRUST FAR EAST HK                                          262,804
JP MORGAN, BOURNEMOUTH                                           7,297,039
MELLON BANK NA                                                      18,500
INVESTORS BANK AND TRUST                                            11,600
MELLON BANK NA                                                      35,700
CITIBANK NA                                                         76,000
NORTHERN TRUST LONDON                                              112,900
STATE STREET BANK AND TR CO                                      1,109,790
BROWN BROS HARRIMAN AND CO                                       1,566,800
JPMORGAN CHASE BANK                                             16,366,598
ROYAL TRUST -TORONTO                                                23,900
CIBC MELLON TRUST                                                  191,490
BANK OF NEW YORK                                                   332,000
JPMORGAN CHASE                                                     592,500
MELLON BANK NA                                                     703,096
NORTHERN TRUST CO                                                  899,200
BROWN BROS HARRIMAN AND CO                                       1,553,400
STATE STREET BANK AND TR CO                                      3,156,443
CHASE MANHATTAN LONDON                                               8,800
DEXIA PRIVATBANK                                                     9,500
SOCIETE GENERALE                                                    28,000
JPMORGAN CHASE BANK                                                 44,600
CHASE MANHTTN BK AG FRNKFRT (S                                      82,900
MIDLAND SECURITIES SERVICES                                         87,600
CLYDESDALE BANK PLC                                                120,300
BANKERS TRUST LONDON                                               197,800
HSBC BANK PLC                                                      376,300
MELLON BANK                                                      1,137,500
BANK OF NEW YORK BRUSSELS                                        1,712,769
JP MORGAN, BOURNEMOUTH                                           1,986,400
STATE STR BK AND TR CO LNDN (S                                   2,673,999
NORTHERN TRUST LONDON                                            3,846,190

5.       Number of shares / amount of stock acquired: NOT DISCLOSED

6.       Percentage of issued class*: N/A

7.       Number of shares / amount of stock disposed: NOT DISCLOSED

8.       Percentage of issued class*: N/A

9.       Class of security: ORDINARY SHARES OF 25p

10.     Date of transaction: NOT DISCLOSED

11.     Date listed company informed: 29 MARCH 2006

12.     Total holding following this notification: 56,943,164 SHARES

13.     Total percentage holding of issued class following this notification*:
        10.07%

14.     Any additional information

15.     Name of contact and telephone number for queries: 
        NEIL BURDETT, 020 8457 8229

16.     Name and signature of duly authorised officer of the listed company
responsible for making this notification: NEIL BURDETT

17.     Date of notification: 29 MARCH 2006

* any treasury shares held by the listed company should not be taken into
account when calculating percentage


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