Annual Information Update

Annual Information Update

Centrica PLC

Centrica plc

Annual Information Update - 12 months from 21 April 2010 to 11 April 2011

In accordance with Prospectus Rule 5.2, a summary of all information that has been published or made available to the public by Centrica plc over the previous 12 months is set out below.

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the information referred to below was up to date at the time of publication, such disclosures may, at any time, become out of date due to changing circumstances.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:

April 2010	Â		Â
21-Apr-10		Annual Information Update		BZN
04-May-10		Total Voting Rights		BZN
04-May-10		Blocklisting Interim Review		BZN
06-May-10		Director/PDMR Shareholding		BZN
10-May-10		Interim Management Statement		BZN
10-May-10		Result of AGM		BZN
21-May-10		Holding(s) in Company		BZN
01-Jun-10		Total Voting Rights		BZN
01-Jun-10		Director/PDMR Shareholding		BZN
03-Jun-10		Holding(s) in Company		BZN
04-Jun-10		Director/PDMR Shareholding		BZN
07-Jun-10		Holding(s) in Company		BZN
10-Jun-10		Acquisition		BZN
17-Jun-10		Director/PDMR Shareholding		BZN
01-Jul-10		Total Voting Rights		BZN
02-Jul-10		Director/PDMR Shareholding		BZN
28-Jul-10		Half-yearly Report		BZN
30-Jul-10		Director/PDMR Shareholding		BZN
02-Aug-10		Total Voting Rights		BZN
03-Aug-10		Director/PDMR Shareholding		BZN
12-Aug-10		Agreement to Acquire Additional Canadian Gas Assets		BZN
01-Sep-10		Total Voting Rights		BZN
03-Sep-10		Director/PDMR Shareholding		BZN
07-Sep-10		Holding(s) in Company		BZN
17-Sep-10		Centrica Doubles Equity Interest In Statfjord Field		BZN
17-Sep-10		Directorate Change		BZN
28-Sep-10		Acquisition		BZN
30-Sep-10		Publication of Base Prospectus		RNS
01-Oct-10		Total Voting Rights		BZN
05-Oct-10		Director/PDMR Shareholding		BZN
07-Oct-10		Acquisition		BZN
01-Nov-10		Total Voting Rights		BZN
02-Nov-10		Director/PDMR Shareholding		BZN
10-Nov-10		Blocklisting Interim Review		BZN
12-Nov-10		British Gas price announcement		BZN
17-Nov-10		Interim Management Statement		BZN
17-Nov-10		British Gas acquires Cool Planet Technologies		BZN
19-Nov-10		Director/PDMR Shareholding		BZN
23-Nov-10		Centrica plc Launches Cash Tender Offers		BZN
01-Dec-10		Offer Results of Cash Tender Offers		BZN
01-Dec-10		Total Voting Rights		BZN
01-Dec-10		Final Pricing of Cash Tender Offers		BZN
03-Dec-10		Director/PDMR Shareholding		BZN
06-Dec-10		British Gas Acquires Leading UK Environmental Services Business		BZN
07-Dec-10		Acquisition		BZN
15-Dec-10		Directorate Change		BZN
17-Dec-10		Response re Lake Acquisitions Limited announcement		BZN
21-Dec-10		Euro 30M Bond Buy Back		BZN
04-Jan-11		Total Voting Rights		BZN
05-Jan-11		Director/PDMR Shareholding		BZN
19-Jan-11		Holding(s) in Company		BZN
01-Feb-11		Total Voting Rights		BZN
03-Feb-11		Director/PDMR Shareholding		BZN
23-Feb-11		Centrica Signs £2bn Gas Deal with Qatar to Secure LNG for the UK		BZN
24-Feb-11		Final Results		BZN
01-Mar-11		Total Voting Rights		BZN
03-Mar-11		Director/PDMR Shareholding		BZN
07-Mar-11		Director/PDMR Shareholding		BZN
18-Mar-11		Directorate Change		BZN
21-Mar-11		Acquisition		BZN
24-Mar-11		Centrica Disposes of Dutch Retail Business		BZN
25-Mar-11		Annual Financial Report		BZN
01-Apr-11		Acquisition		BZN
01-Apr-11		Total Voting Rights		BZN
05-Apr-11		Director/PDMR Shareholding		BZN
06-Apr-11		Blocklisting Application		BZN
07-Apr-11		Holding(s) in Company		BZN

‘BZN’ refers to announcements released through Business Wire and ‘RNS’ refers to announcements released through RNS.

Copies of Announcements made via a Regulatory Information Service can be obtained from the Company's website at 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 2009, the appointment of directors, a director’s change of particulars, the allotment of shares, special resolutions passed at the Company’s Annual General Meeting on 10 May 2010, new Articles of Association, the removal of the Company’s objects 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:

Date	Â	Brief Description of Document(s)
10-May-10		Articles of Association
25-Mar-11		Notice of Annual General Meeting*
25-Mar-11		Annual Report & Accounts 2010*
25-Mar-11		Annual Review and Summary Financial Statements 2010*

Documents marked * may be viewed at the National Storage Mechanism located at www.hemscott.com/nsm.do.

Further enquiries:

Luke Thomas
Deputy Company SecretaryDeputy Company Secretary
12 April 201112 April 2011