Holding(s) in Company

Intertek Group PLC
05 March 2007


Intertek Group plc
(the Company)

NOTIFICATION OF INTEREST IN TOTAL VOTING RIGHTS

A form TR-1 containing the following information has today been received by the
Company.

Name of Company contact and telephone number for queries:

Maggie Mellor, Deputy Company Secretary: 020 7396 3442

Date of notification: 5 March 2007

TR-1(1): notification of major interests in shares
-------------------------------                         --------------------
1. Identity of the issuer or the underlying               Intertek Group
issuer of existing shares to which voting rights        --------------------
are attached(1):
-------------------------------
2. Reason for the notification (please tick the appropriate box or boxes)
-------------------------------------------------
                                                                            -------
An acquisition or disposal of voting rights
--------------------------------------------                                -------
An acquisition or disposal of financial instruments which may result in
the acquisition of shares already issued to which voting rights are         -------
attached
--------------------------------------------
An event changing the breakdown of voting rights
--------------------------------------------                                -------
Other (please specify):
--------------------------------------------                                -------
3. Full name of person(s) subject to the         Prudential plc group of companies
notification obligation(1):                             --------------------
-------------------------------
4. Full name of shareholder(s) (if different           See attached schedule
from 3.)(1):                                            --------------------
-------------------------------
5. Date of the transaction (and date on which               01-MAR-2007
the threshold is crossed or reached if                  --------------------
different)(1):
-------------------------------
6. Date on which issuer notified:                            05-MAR-07
-------------------------------                         --------------------
7. Threshold(s) that is/are crossed or reached:                5%/4%
                                                        --------------------
-------------------------------
8. Notified details:
-------------------------------------------------

A: Voting rights attached to shares
Class/type of  Situation previous to the Triggering transaction  Resulting situation after the triggering transaction(1)
shares         (1)
(if possible
using the ISIN Number of Shares   Number of Voting Rights viii   Number of shares   Number of voting rights ix   % of 
voting rights
CODE)                                                                 Direct         Direct x     Indirect xi    Direct 
 Indirect
GB0031638363          7,826,049                      7,826,049          5.953,194    5.953,194                     3.80%

B: Financial Instruments
Resulting situation after the triggering transaction xii
Type of financial instrument   Expiration date xiii   Exercise/ Conversion Period/ Date xiv   Number of voting rights 
that may be acquired if the instrument is exercised/ converted.   % of voting rights
            N/A                N/A                                     N/A                    N/A                       
                                                               N/A

Total (A+B)
Number of voting rights                      % of voting rights
       5.953,194                                3.80%



9. Chain of controlled undertakings through which the voting rights and/or the
financial instruments are effectively held, if applicable xv:
Prudential plc (parent Company)
The Prudential Assurance Company Limited (wholly owned subsidiary of Prudential
plc)

Proxy Voting:
10. Name of the proxy holder:                                             N/A
11. Number of voting rights proxy holder will cease to hold:              N/A
12. Date on which proxy holder will cease to hold voting rights:          N/A
---------------------- -----------------------------
13. Additional         Please note that this disclosure only includes other
information:           holdings and excludes those that can be disregarded other
---------------------- than at 5% and 10%.
                       -----------------------------
14. Contact name:      Emma Thompson
---------------------- -----------------------------
15. Contact
telephone
number:                020 7548 2293
---------------------- -----------------------------
----------------------                             -----------------------------
fsa only (020 7066 0050)
Annex Notification Of Major Interests In Shares xvi
------------------------------------------------
                                ------------------------------------------------
A: Identity of the person or legal entity subject to the notification
obligation
------------------------------------------------
                                              ---------------------
Full name (including legal form for legal     M&G Investment Management
entities)                                     Limited
-----------------------------                 ---------------------
Contact address (registered office for legal  Governors House, Laurence Pountney
entities)                                     Hill, London EC4R 0HH
-----------------------------                 ---------------------
Phone number                                  020 7548 2293
-----------------------------                 ---------------------
Other useful information (at least legal
representative for legal persons)             ---------------------
-----------------------------
------------------------------------------------
B: Identity of the notifier, if applicable xvii
------------------------------------------------
                                                      ---------------------
Full name                                             Mark Thomas
-----------------------------                         ---------------------
Contact address                                       Governors House, Laurence
-----------------------------                         Pountney Hill, London EC4R
                                                      0HH
                                                      ---------------------
Phone number                                          020 7548 2293
-----------------------------                         ---------------------
Other useful information (e.g. functional             Head of M&G Group Funds
relationship with the person or legal entity subject  Tax and Compliance
to the notification obligation)                       ---------------------
-----------------------------
C: Additional information


  Prudential plc
  Registered holder                                       Holding          %
  J P MORGAN NOMINEES                                          38,995
  MAGIM HSBC GIS NOM(UK) SALI                                  36,506
  PRUCLT HSBC GIS NOM(UK) PAC A/C                           5,048,263
  PRUCLT HSBC GIS NOM(UK) PPL A/C                             680,643
  PRUCLT HSBC GIS NOM(UK) EQBF A/C                             17,517
  PRUCLT HSBC GIS NOM(UK) MNBF A/C                             26,118
  PRUCLT HSBC GIS NOM(UK) PENE A/C                            105,152
                                                  Total     5,953,194   3.80

  The Prudential Assurance Company Limited
  Registered holder                                       Holding          %
  MAGIM HSBC GIS NOM(UK) SALI                                  36,506
  PRUCLT HSBC GIS NOM(UK) PAC A/C                           5,048,263
  PRUCLT HSBC GIS NOM(UK) PPL A/C                             680,643
                                                  Total     5,765,412   3.68




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