Holding(s) in Company

T&F Informa PLC
6 October 2004


                           SCHEDULE 10
 
             NOTIFICATION OF MAJOR INTERESTS IN SHARES


1)   NAME OF COMPANY

     T&F INFORMA PLC


2)   NAME OF SHAREHOLDER HAVING A MAJOR INTEREST

     LEGAL & GENERAL GROUP PLC AND/OR ITS SUBSIDIARIES


3)   Please state whether notification indicates that it is in respect of 
     holding of the Shareholder named in 2 above or 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

     AS ABOVE


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

     SEE BELOW


5)   Number of shares/amount of stock acquired.

     NOT KNOWN


6)   Percentage of issued Class

     -


7)   Number of shares/amount of stock disposed

     NOT KNOWN


8)   Percentage of issued Class

     -


9)   Class of security

     ORDINARY SHARES OF 10 PENCE ONLY


10)  Date of transaction

     NOT KNOWN


11)  Date company informed

     5 OCTOBER 2004


12)  Total holding following this notification

     17,855,639

               
13)  Total percentage holding of issued class following this notification

     5.96%


14)  Any additional information

     ISSUED SHARE CAPITAL - 299,343,442


15)  Name of contact and telephone number for queries

     ANDREA WILSON
     020 7017 4311

     
16)  Name and signature of authorised company official responsible for 
     making this notification

     A M WILSON


     Date of Notification 

     5 OCTOBER 2004


Letter to T&F Informa Plc
Letter dated 4 October 2004


Disclosure of Interest in shares Under Section 198

Please find below the details of the notifiable interest of Legal & General 
Group plc and/or its subsidiaries in the relevant share capital of your company:
 
Material Interest
HSBC Global Custody Nominee (UK) Ltd A/C 914945                108,440 
HSBC Global Custody Nominee (UK) Ltd A/C 923363                300,976 
HSBC Global Custody Nominee (UK) Ltd A/c 775237                105,831 
HSBC Global Custody Nominee (UK) Ltd A/c 942199                635,874 
HSBC Global Custody Nominee (UK) Ltd A/C 942229                715,341 
HSBC Global Custody Nominee (UK) Ltd A/c 942217                646,219 
HSBC Global Custody Nominee (UK) Ltd A/c 942205                958,089 
HSBC Global Custody Nominee (UK) Ltd A/c 942175                708,811 
HSBC Global Custody Nominee (UK) Ltd A/c 942187                683,449
HSBC Global Custody Nominee (UK) Ltd A/c 775245              1,266,626 
HSBC Global Custody Nominee (UK) Ltd A/c 130007                147,646 
HSBC Global Custody Nominee (UK) Ltd A/c 770286                287,074
HSBC Global Custody Nominee (UK) Ltd A/C 357206              7,593,030
HSBC Global Custody Nominee (UK) Ltd A/c 866203                421,770 
HSBC Global Custody Nominee (UK) Ltd A/c 754612                958,488 
HSBC Global Custody Nominee (UK) Ltd A/c 361602                 48,832
HSBC Global Custody Nominee (UK) Ltd A/c 282605              1,515,805
HSBC Global Custody Nominee (UK) Ltd A/c 360509                424,510
HSBC Global Custody Nominee (UK) Ltd A/c 766793                123,659 
HSBC Global Custody Nominee (UK) Ltd A/c 824434                 42,429
HSBC Global Custody Nominee (UK) Ltd A/c 924422                162,740
                                                
                                                            17,855,639    5.96%

We currently have a notifiable interest in 17,855,639 Ordinary 10p shares which 
we understand represents 5.98% of that class of your share capital calculated on 
an issued share capital of 299,343,442 Ordinary 10p shares.


Letter from Legal & General Investment Management




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