Director/PDMR Shareholding

Annex DTR3

Notification of Transactions of Directors/Persons Discharging Managerial Responsibility and Connected Persons

All relevant boxes should be completed 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 DTR 3.1.2 R, (ii) a disclosure made in accordance LR 9.8.6R(1) or (iii) a disclosure made in accordance with section 793 of the Companies Act (2006). RELATES TO (i)
3.	Name of person discharging managerial responsibilities/director PETER RIGBY (DIRECTOR)	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 1 PERSON IN 3 ABOVE	6.	Description of shares (including class), debentures or derivatives or financial instruments relating to shares ORDINARY SHARES OF 0.1 PENCE EACH
7.	Name of registered shareholders(s) and, if more than one, the number of shares held by each of them PETER RIGBY 908,141 0.152% (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 shares acquired PARTNERSHIP SHARES: PETER RIGBY 34	10.	Percentage of issued class acquired (treasury shares of that class should not be taken into account when calculating percentage) 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 374.60 PENCE	14.	Date and place of transaction 5 MARCH 2010 - LONDON
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 908,175 0.152% (INCLUDES CONNECTED PERSON INTERESTS)	16.	Date issuer informed of transaction 5 MARCH 2010

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 exercisable

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 IS 599,250,457

24.

Name of contact and telephone number for queries

JULIE WILSON

DEPUTY COMPANY SECRETARY

TEL: 020 7017 4314

Name of authorised official of issuer responsible for making notification

JOHN BURTON - COMPANY SECRETARY

Date of notification: 5 MARCH 2010

Notes: This form is intended for use by an issuer to make a RIS notification required by DR 3.3.

(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 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.