Director/PDMR Shareholding

Informa PLC
22 December 2006



INFORMA PLC
22 DECEMBER 2006

NOTIFICATION OF TRANSACTIONS OF DIRECTORS/PERSONS DISCHARGING MANAGERIAL
RESPONSIBILITY AND CONNECTED PERSONS

This form is intended for use by an issuer to make an RIS notification required
by DR 3.1.4R(1)

(1)    An issuer making a notification in respect of a transaction relating
       to the shares or debentures of the issuer should complete boxes 1 to 16,
       23 and 24.

(2)    An issuer making a notification in respect of a derivative relating
       to the shares of the issuer should complete boxes 1 to 4, 6, 8, 13, 14,
       16, 23 and 24.

(3)    An issuer making a notification in respect of options granted to a
       director/person discharging managerial responsibilities should complete
       boxes 1 to 3 and 17 to 24.

(4)    An issuer making a notification in respect of a financial instrument
       relating to the shares of the issuer (other than a debenture) should
       complete boxes 1 to 4, 6, 8, 9, 11, 13, 14, 16, 23 and 24.

Please complete all relevant boxes in block capital letters.

1.     Name of the issuer

INFORMA PLC

2.     State whether the notification relates to

       (i) a transaction notified in accordance with DR 3.1.4R(1)(a); or
       (ii) DR 3.1.4(r)(1)(b) a disclosure made in accordance with section 324
       (as extended by section 328) of the Companies Act 1985; or
       (iii) both (i) and (ii)

       Relates to both (i) and (ii)

3.     Name of person discharging managerial responsibilities/director

       Peter Rigby (Director)

       David Gilbertson (Director)

       Anthony Foye (Director)

       Oliver Gadsby (Person Discharging Managerial Responsibilities)

4.     State whether notification relates to a person connected with a person
       discharging managerial responsibilities/director named in 3 and identify
       the connected person

       N/A

5.     Indicate whether the notification is in respect of a holding of the
       person referred to in 3 or 4 above or in respect of a non-beneficial
       interest

       Notification is in respect of holdings of the persons referred to in 3
       above

6.     Description of shares (including class), debentures or derivatives or
       financial instruments relating to shares

       Ordinary shares of 10 pence each

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

       Peter Rigby        575,835 (includes connected person interests)

       David Gilbertson   599,137 (includes connected person interests)

       Anthony Foye       355,552 (includes connected person interests)

       Oliver Gadsby      496 (includes connected person interests)

8.     State the nature of the transaction

Acquisition by Informa Investment Plan Trustees Limited, the Trustee of the 
Informa plc Investment Plan (SIP), of Partnership Shares.

9.     Number of shares, debentures or financial instruments relating to the
       shares acquired

                         Partnership Shares
       Peter Rigby        22
       David Gilbertson   22
       Anthony Foye       22
       Oliver Gadsby      18

10.    Percentage of issued class acquired (treasury shares of that class
       should not be taken into account when calculating percentage)

                          Partnership Shares
       Peter Rigby        Less than 0.001%
       David Gilbertson   Less than 0.001%
       Anthony Foye       Less than 0.001%
       Oliver Gadsby      Less than 0.001%

11.    Number of shares, debentures or financial instruments relating to shares
       disposed

       N/A

12.    Percentage of issued class disposed (treasury shares of that class
       should not be taken into account when calculating percentage)

       N/A

13.    Price per share or value of transaction

       £5.75

14.    Date and place of transaction

       21 December 2006

15.    Total holding following notification and total percentage holding
       following notification (any treasury shares should not be taken into
       account when calculating percentage)

       Peter Rigby        575,857 0.136% (includes connected person interests)

       David Gilbertson   599,159 0.142% (includes connected person interests)

       Anthony Foye       355,574 0.084% (includes connected person interests)

       Oliver Gadsby      514 Less than 0.001% (includes connected person 
                          interests)

16.    Date issuer informed of transaction

       21 December 2006

If a person discharging managerial responsibilities has been granted options by
the issuer complete the following boxes

17.    Date of grant

       N/A

18.    Period during which or date on which it can be exercised

       N/A

19.    Total amount paid (if any) for grant of the option

       N/A

20.    Description of shares or debentures involved (class and number)

       N/A

21.    Exercise price (if fixed at time of grant) or indication that price is
       to be fixed at the time of exercise

       N/A

22.    Total number of shares or debentures over which options held following
       notification

       N/A

23.    Any additional information

       Issued Share Capital as of today is 423,265,712

24.    Name of contact and telephone number for queries

       Sonia Richmond Tel: [phone]

Name of duly authorised officer of issuer responsible for making notification

John Burton - Company Secretary

Date of notification

22 December 2006




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