Annual Information Update

Informa PLC 30 April 2008 INFORMA PLC 30 April 2008 ANNUAL INFORMATION UPDATE RNS Announcements In accordance with Prospectus Rule 5.2, the following information has been published or made available to the public in the twelve months up to and including 30 April 2008. The following UK regulatory announcements have been made. A copy of these announcements can be obtained from the London Stock Exchange website www.londonstockexchange.com/marketnews or from the company's website www.informa.com. Date of Announcement Description 14 May 2007 Recommended Acquisition - Part 1 14 May 2007 Recommended Acquisition - Part 2 14 May 2007 Recommended Acquisition - Part 3 14 May 2007 Offer Document Posted 15 May 2007 Gartmore Investment Management Ltd: Rule 8.3 15 May 2007 Notice of AGM 16 May 2007 Holding(s) in Company 16 May 2007 Holding(s) in Company 22 May 2007 Gartmore Investment Management Ltd: Rule 8.3 22 May 2007 Director/PDMR Shareholding 31 May 2007 Total Voting Rights 31 May 2007 Director/PDMR Shareholding 31 May 2007 Gartmore Investment Management Ltd: Rule 8.3 4 June 2007 First Close Announcement 5 June 2007 Gartmore Investment Management Ltd: Rule 8.3 6 June 2007 Blocklisting Interim Review (x7 announcements) 8 June 2007 Gartmore Investment Management Ltd: Rule 8.3 25 June 2007 Rec. offer for Datamonitor 29 June 2007 Interim Pre-close Update 29 June 2007 Total Voting Rights 11 July 2007 Holding(s) in Company 13 July 2007 Rec. Offer Unconditional 13 July 2007 Resolution Inv Srvcs Rule 8.3 17 July 2007 Directorate Change 17 July 2007 Additional Listing 20 July 2007 Holding(s) in Company 20 July 2007 Update on Acceptances 20 July 2007 Holding(s) In Company - Amend 24 July 2007 Director/PDMR Shareholding 27 July 2007 Holding(s) in Company 31 July 2007 Total Voting Rights 6 August 2007 Holding(s) in Company 9 August 2007 Holding(s) in Company 10 August 2007 Delisting of Datamonitor 22 August 2007 Director/PDMR Shareholding 23 August 2007 Holding(s) in Company 30 August 2007 Interim Results - Part 1 30 August 2007 Interim Results - Part 2 30 August 2007 Interim Results - Part 3 31 August 2007 Total Voting Rights 3 September 2007 Holding(s) in Company 13 September 2007 Offer Update 24 September 2007 Director/PDMR Shareholding 27 September 2007 Holding(s) in Company 3 October 2007 Director/PDMR Shareholding 5 October 2007 Director/PDMR Shareholding 22 October 2007 Director/PDMR Shareholding 26 October 2007 Notice of General Meeting 31 October 2007 Total Voting Rights 15 November 2007 Director Declaration 22 November 2007 Director/PDMR Shareholding 23 November 2007 Directorate Change 26 November 2007 Holding(s) in Company 27 November 2007 Directorate Change 27 November 2007 Result of Meeting 27 November 2007 Director/PDMR Shareholding 30 November 2007 Total Voting Rights 30 November 2007 Holding(s) in Company 30 November 2007 Holding(s) in Company 6 December 2007 Blocklisting Interim Review (x6 announcements) 13 December 2007 Holding(s) in Company 17 December 2007 Trading Statement 18 December 2007 Holding(s) in Company 18 December 2007 Director/PDMR Shareholding 19 December 2007 Update - Finance Director 20 December 2007 Result of High Court Hearing 21 December 2007 Director/PDMR Shareholding 27 December 2007 Total Voting Rights 9 January 2008 Holding(s) in Company 14 January 2008 Holding(s) in Company 15 January 2008 Holding(s) in Company 22 January 2008 Director/PDMR Shareholding 31 January 2008 Total Voting Rights 25 February 2008 Holding(s) in Company 27 February 2008 Final Results - Part 1 27 February 2008 Final Results - Part 2 27 February 2008 Final Results - Part 3 28 February 2008 Holding(s) in Company 29 February 2008 Total Voting Rights 29 February 2008 Director/PDMR Shareholding 13 March 2008 Director Declaration 17 March 2008 Directorate Change 19 March 2008 Director/PDMR Shareholding 25 March 2008 Director/PDMR Shareholding 27 March 2008 Update - Finance Director 27 March 2008 Director/PDMR Shareholding 31 March 2008 Director/PDMR Shareholding 31 March 2008 Total Voting Rights 1 April 2008 Director/PDMR Shareholding 4 April 2008 Shareholder Documentation 7 April 2008 Director/PDMR Shareholding 9 April 2008 Director/PDMR Shareholding 14 April 2008 Holding(s) in Company 16 April 2008 Director/PDMR Shareholding 28 April 2008 Holding(s) in Company 28 April 2008 Holding(s) in Company 30 April 2008 Total Voting Rights Documents filed at Companies House The company has made the following filings with the Registrar of Companies in England and Wales on the dates indicated. Copies of these documents can be obtained from Companies House, Crown Way, Cardiff, CF14 3UZ, telephone: 0870 333 3636 (www.companieshouse.gov.uk) or if you are a registered user through Companies House Direct at www.direct.companieshouse.gov.uk. Date of Filing Item Description 30 April 2007 Form 88(2) Return of allotment of shares on exercise of share options 8 May 2007 Form 88(2) Return of allotment of shares on exercise of share options 15 May 2007 Form 88(2) Return of allotment of shares on exercise of share options 15 May 2007 Form 88(2) Return of allotment of shares on exercise of share options 15 May 2007 Form 88(2) Return of allotment of shares on exercise of share options 22 May 2007 Form 88(2) Return of allotment of shares on exercise of share options 22 May 2007 Form 88(2) Return of allotment of shares on exercise of share options 23 May 2007 Form 88(2) Return of allotment of shares on exercise of share options 24 May 2007 Resolutions AGM Resolutions 30 May 2007 Form 88(2) Return of allotment of shares on exercise of share options 3 June 2007 Form 88(2) Return of allotment of shares on exercise of share options 6 June 2007 Form 88(2) Return of allotment of shares on exercise of share options 6 June 2007 Form 88(2) Return of allotment of shares on exercise of share options 6 June 2007 Resolution AGM Resolutions 15 June 2007 Form 288b Resignation of Director 15 June 2007 Memorandum & Full copy of amended Memorandum & Articles of Association Articles of Association 17 July 2007 Form 88(2) Return of allotment of shares on exercise of share options 17 July 2007 Form 88(2) Return of allotment of shares on exercise of share options 24 July 2007 Form 88(2) Return of allotment of shares on exercise of share options 24 July 2007 Form 88(2) Return of allotment of shares on exercise of share options 1 August 2007 AA Group of Companies Accounts made up to 31 December 2006 8 August 2007 Form 88(2) Return of allotment of shares on exercise of share options 1 September 2007 Form 88(2) Return of allotment of shares on exercise of share options 5 September 2007 Interim Accounts Interim Accounts for the six months ending 30 June 2007 2 October 2007 Form 288c Change of Director Residential Address 8 0ctober 2007 Form 363a Company Annual Return 11 October 2007 Form 88(2) Return of allotment of shares on exercise of share options 7 November 2007 Form 88(2) Return of allotment of shares on exercise of share options 7 November 2007 Form 88(2) Return of allotment of shares on exercise of share options 30 November 2007 Form 88(2) Return of allotment of shares on exercise of share options 7 December 2007 Resolutions Alter Articles and Cancel Share Premium 19 December 2007 Order of Court Reduction of Share Capital and Cancel Share Premium Account 2 January 2008 Certificate Reduction of Issued Capital and Share Premium 11 January 2008 Memorandum and Full copy of amended Memorandum & Articles of Association Articles of Association 15 January 2008 Resolutions Alter Articles of Association; Reduce Issued Capital; and Share Premium Account 23 January 2008 Form 288b Resignation of Director 23 January 2008 Form 288a Appointment of Director 3 February 2008 Form 88(2) Return of allotment of shares on exercise of share options 20 February 2008 Form 88(2) Return of allotment of shares on exercise of share options 20 February 2008 Form 88(2) Return of allotment of shares on exercise of share options 25 March 2008 Form 288b Resignation of Director 28 March 2008 Form 288a Appointment of Director 16 April 2008 Form 88(2) Return of allotment of shares on exercise of share options 16 April 2008 Form 88(2) Return of allotment of shares on exercise of share options 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 for inspection at their Document Viewing Facility situated at Financial Services Authority, The North Colonnade, Canary Wharf, London, E14 5HS. The documents can also be obtained from the company's website, www.informa.com Date Document Type 4 April 2008 Annual Report and Accounts for the financial year ended 31 December 2007 2008 AGM Notice and Circular 4 April 2008 Interim Report for the six months ended 30 June 2007 30 August 2007 Circular and Notice of General Meeting, Proxy Form and Proposed amended 29 October 2007 Articles of Association 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. Copies of this Annual Information Update can be obtained from the company's registered office: Informa plc Mortimer House 37/41 Mortimer Street London W1T 3JH United Kingdom For further information contact Julie Wilson, Deputy Company Secretary tel: +44 (0)20 7017 4314. Date: 30 April 2008 This information is provided by RNS The company news service from the London Stock Exchange

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