Annual Information Update

Annual Information Update

INFORMA PLC

28 April 2011

ANNUAL INFORMATION UPDATE

Annual Information Update for the 12 months up to and including 28 April 2011

In accordance with Prospectus Rule 5.2, the following information has been published or made available to the public over the previous 12 months in compliance with laws and rules dealing with the regulation of securities, issues of securities and securities markets.

Regulatory Announcements

The following UK regulatory announcements have been made via a Regulatory Information Service. A copy of these announcements can be obtained from the London Stock Exchange website www.londonstockexchange.com or from the Company's website www.informa.com.

13 April 2011	Notification of Interim Management Statement
31 March 2011	Total Voting Rights
29 March 2011	Doc re: Annual Report & Financial Statements 2010, Notice of AGM 2011 and Proxy Form sent to Shareholders
24 March 2011	Holding in Company
23 March 2011	Directorate Change
16 March 2011	Director/PDMR Shareholding
10 March 2011	Director/PDMR Shareholding
28 February 2011	Total Voting Rights
22 February 2011	Final Results
31 January 2011	Total Voting Rights
10 January 2011	Directors Declaration
5 January 2011	Blocklisting Interim Review - six monthly return
5 January 2011	Blocklisting Interim Review - closure of schemes
4 January 2011	Total Voting Rights
22 November 2010	Holding in Company
19 November 2010	Holding in Company
18 November 2010	Holding in Company
17 November 2010	Interim Management Statement
29 October 2010	Total Voting Rights
11 October 2010	Additional Listing
30 September 2010	Total Voting Rights
2 September 2010	Holding in Company
30 July 2010	Total Voting Rights
27 July 2010	Doc re: Interim Results released
27 July 2010	Half Year Review
5 July 2010	Holding in Company
30 June 2010	Blocklisting Interim Review - six monthly return
30 June 2010	Total Voting Rights
28 May 2010	Total Voting Rights
28 May 2010	Holding in Company
25 May 2010	Director/PDMR Shareholding
14 May 2010	Director/PDMR Shareholding
11 May 2010	Directorate Change
4 May 2010	Annual Information Update

Documents filed with the Companies Registry in Jersey

The following filings were made with the Companies Registry in Jersey. Copies of these documents can be obtained from Jersey Financial Services Commission, PO Box 267, 14-18 Castle Street, St Helier, Jersey, JE4 8TP, telephone: [phone] (www.jerseyfsc.org).

Date of Filing	Item	Description
11 May 2010	Special Resolution	Special Resolutions passed at the Annual General Meeting held on 27 April 2010
5 July 2010	Public Company Accounts	Annual Accounts to 31 December 2009
25 January 2011	Annual Return	Annual Return for 2011
11 February 2011	Register of Members	Register of Members (confirmation of change in location of register)
2 March 2011	Register of Members	Register of Members (confirmation of change in location of register by Computershare Investor Services (Jersey) Limited)

Documents Published and Sent to Shareholders

Copies of the following documents were sent to shareholders and submitted, at the time, to the UK Listing Authority via the National Storage Mechanism at www.hemscott.com/nsm.do. The documents can also be obtained from the Company's website, www.informa.com or by contacting the Company Secretarial Department at Informa plc on [phone].

Date	Document Type
29 March 2011	Annual Report and Financial Statements 2010 Notice of AGM 2011 Proxy Card

In accordance with Section 5.2.7 Prospectus Rules, it is noted that some of the information referred to above may be out of date.

For further information and for copies of this Annual Information Update contact Julie Woollard, Deputy Company Secretary, telephone: [phone].

Date: 28 April 2011

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