Blocklisting Interim Review

Informa PLC
10 January 2006

                    BLOCKLISTING SIX MONTHLY REVIEW


1. NAME OF COMPANY:         INFORMA PLC



2. NAME OF SCHEME:          TAYLOR & FRANCIS GROUP PLC DISCRETIONARY UNAPPROVED 
                            SHARE OPTION SCHEME



3. PERIOD OF RETURN:     FROM:      04/06/05      TO:    04/12/05



4. NUMBER AND CLASS OF SHARE(S)         450,000 ORDINARY SHARES OF 10 PENCE EACH
   (AMOUNT OF STOCK/DEBT SECURITY)
   NOT ISSUED UNDER SCHEME
    



5. NUMBER OF SHARES ISSUED/ALLOTTED     394,531
   UNDER SCHEME DURING PERIOD:                



6. BALANCE UNDER SCHEME NOT YET ISSUED/ALLOTTED    55,469
   AT END OF PERIOD:



7. NUMBER AND CLASS OF SHARE(S)                 450,000 ON 25/05/05 - ALL 
   (AMOUNT OF STOCK/DEBT SECURITIES)            ORDINARY SHARES OF 10 PENCE EACH
   ORIGINALLY LISTED AND THE DATE OF ADMISSION:


PLEASE CONFIRM TOTAL NUMBER OF SHARES IN ISSUE AT THE END OF THE PERIOD
IN ORDER FOR US TO UPDATE OUR RECORDS.

421,345,692 AS AT 4 DECEMBER 2005


CONTACT FOR QUERIES

NAME:          ANDREA CALLABY

TELEPHONE:     [phone]


END




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