Annual Information Update

Centrica PLC Centrica plc Annual Information Update - 12 months to 1 April 2008 In accordance with Prospectus Rule 5.2 the following lists have been prepared referring to or containing all information that has been published or made available to the public by Centrica plc over the previous 12 months in compliance with its obligations under Community and national laws and rules dealing with the regulation of securities, issuers of securities and securities markets. In accordance with Article 27(3) of the Prospectus Directive Regulation, it is acknowledged that whilst the information referred to below was up to date at the time of publication, such disclosures may, at any time, become out of date due to changing circumstances. 1) Announcements made via a Regulatory Information Service: -0- *T Date Regulatory Headline Via 1-Apr-08 Total Voting Rights BZN 31-Mar-08 Directorate Change BZN 28-Mar-08 Annual Report & Accounts BZN 27-Mar-08 Gas Storage Project BZN 26-Mar-08 Holding(s) in Company BZN 20-Mar-08 Director/PDMR Shareholding BZN 11-Mar-08 Director/PDMR Shareholding BZN 03-Mar-08 Total Voting Rights BZN 21-Feb-08 Final Results BZN 20-Feb-08 Director/PDMR Shareholding BZN 15-Feb-08 Centrica - Gas Deal BZN 01-Feb-08 Total Voting Rights BZN 22-Jan-08 Director/PDMR Shareholding BZN 18-Jan-08 British Gas Pricing BZN 14-Jan-08 Cerespower Agreement BZN 02-Jan-08 Total Voting Rights - Centrica BZN Plc 20-Dec-07 Director/PDMR Shareholding BZN 14-Dec-07 Trading Statement BZN 30-Nov-07 Total Voting Rights BZN 30-Nov-07 Holding(s) in Company BZN 21-Nov-07 Director/PDMR Shareholding BZN 15-Nov-07 Director/PDMR Shareholding BZN 15-Nov-07 Holding(s) in Company BZN 15-Nov-07 Centrica enters into agreement BZN to acquire Alberta gas assets 13-Nov-07 Holding(s) in Company BZN 07-Nov-07 Holding(s) in Company BZN 31-Oct-07 Blocklisting Interim Review BZN 31-Oct-07 Total Voting Rights BZN 23-Oct-07 Director/PDMR Shareholding BZN 01-Oct-07 Publication of Prospectus RNS 01-Oct-07 Director Declaration BZN 28-Sep-07 Director/PDMR Shareholding BZN 28-Sep-07 Total Voting Rights BZN 20-Sep-07 Director/PDMR Shareholding BZN 17-Sep-07 Gas Company Acquisition BZN 11-Sep-07 Director/PDMR Shareholding BZN 31-Aug-07 Total Voting Rights BZN 28-Aug-07 Director Declaration BZN 21-Aug-07 Director/PDMR Shareholding BZN 13-Aug-07 Director/PDMR Shareholding BZN 13-Aug-07 Director/PDMR Shareholding - BZN Amendment 13-Aug-07 Director/PDMR Shareholding BZN 06-Aug-07 Director/PDMR Shareholding BZN 02-Aug-07 Half-yearly Report BZN 01-Aug-07 Holding(s) in Company BZN 01-Aug-07 Acquisition of Wind Farm BZN 31-Jul-07 Total Voting Rights BZN 25-Jul-07 Director Declaration BZN 23-Jul-07 Director/PDMR Shareholding BZN 20-Jul-07 Director/PDMR Shareholding BZN 16-Jul-07 Gas Supply Agreement BZN 10-Jul-07 Holding(s) in Company BZN 29-Jun-07 Total Voting Rights BZN 26-Jun-07 Director/PDMR Shareholding BZN 25-Jun-07 Trading Statement BZN 20-Jun-07 Director/PDMR Shareholding BZN 14-Jun-07 Director/PDMR Shareholding BZN 14-Jun-07 Director/PDMR Shareholding BZN 31-May-07 Total Voting Rights BZN 22-May-07 Director/PDMR Shareholding BZN 17-May-07 LNG Agreement BZN 14-May-07 Result of AGM BZN 14-May-07 AGM Statement RNS 04-May-07 Blocklisting Interim Review BZN 30-Apr-07 Total Voting Rights BZN 26-Apr-07 British Gas Statement on Energy BZN Prices 25-Apr-07 Director Declaration BZN 24-Apr-07 Additional Listing BZN 20-Apr-07 Director/PDMR Shareholding BZN 19-Apr-07 British Gas Launches New Green BZN Business 12-Apr-07 Director/PDMR Shareholding BZN 05-Apr-07 Director/PDMR Shareholding BZN 02-Apr-07 Annual Information Update BZN *T Copies of Announcements made via a Regulatory Information Service can be obtained from the Company's website www.centrica.com 2) Documents filed at Companies House: The Company has submitted filings to Companies House in relation to the Annual Report and Accounts 2006, appointment and resignation of directors, the allotment of shares, ordinary and special resolutions passed at the Company's AGM on 14 May 2007 and the Annual Return. Copies of documents filed at Companies House can be obtained from Companies House, Crown Way, Cardiff CF14 3UZ or through Companies House Direct at www.direct.companieshouse.gov.uk. 3) Documents filed with the Financial Services Authority Document Viewing Facility: -0- *T Date Brief Description of Document(s) 28-Mar-08 Notice of Annual General Meeting 28-Mar-08 Annual Report & Accounts for the year ended 31 December 2007 28-Mar-08 Annual Review and Summary Financial Statements for the year ended 31 December 2007 *T Copies of documents filed with the Financial Services Authority Document Viewing Facility can be obtained from the Financial Services Authority, 25 The North Colonnade, Canary Wharf, London, E14 5HS. -0- *T Further enquiries: Paul Moore Assistant Company Secretary *T 2 April 2008

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Centrica (CNA)
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