Holding(s) in Company

Centrica PLC TR-1: NOTIFICATION OF MAJOR INTERESTS IN SHARES -0- *T 1. Identity of the issuer or the underlying issuer of Centrica plc existing shares to which voting rights are attached: ------------------------------------------------------------- ---------------------------------------- 2. Reason for notification (yes/no) ------------------------------------------------------------------------------------------------------ An acquisition or disposal of voting rights Yes --------------------------------------------------------------------------------------- -------------- An acquisition or disposal of financial instruments which may result in the acquisition of shares already issued to which voting rights are attached --------------------------------------------------------------------------------------- -------------- An event changing the breakdown of voting rights --------------------------------------------------------------------------------------- -------------- Other (please specify):______________ --------------------------------------------------------------------------------------- -------------- 3. Full name of person(s) subject to the notification AXA S.A., 25 Avenue Matignon, 75008 obligation: Paris and its group of companies ------------------------------------------------------------- ---------------------------------------- 4. Full name of shareholder(s) (if different from 3.): ------------------------------------------------------------- ---------------------------------------- 5. Date of the transaction (and date on which the threshold 5th June 2008 is crossed or reached if different): ------------------------------------------------------------- ---------------------------------------- 6. Date on which issuer notified: 10th June 2008 ------------------------------------------------------------- ---------------------------------------- 7. Threshold(s) that is/are crossed or reached: 5% ------------------------------------------------------------- ---------------------------------------- ------------------------------------------------------------- ---------------------------------------- 8. Notified details: ------------------------------------------------------------------------------------------------------ A: Voting rights attached to shares ------------------------------------------------------------------------------------------------------ Class/type of Situation previous to Resulting situation after the triggering transaction shares the Triggering if possible transaction using the ISIN ------------------------ ------------------------------------------------------------- CODE Number of Number of Number of Number of voting rights % of voting rights Shares Voting shares Rights ------------ ------------------------ ----------------------- 1. 1. 1. Direct Direct Indirect Direct Indirect --------------- ----------- ------------ ------------ ----------- ------------ ---------- ------------ B033F22 183,556,494 183,556,494 75,853,109 75,853,109 108,794,006 2.06 2.95 --------------- ----------- ------------ ------------ ----------- ------------ ---------- ------------ B: Financial Instruments ------------------------------------------------------------------------------------------------------ Resulting situation after the triggering transaction ------------------------------------------------------------------------------------------------------ Type of financial Expiration Exercise/ Conversion Number of voting rights % of voting instrument date Period/ Date that may be acquired if rights the instrument is exercised/ converted. ------------------------------------------------------------------------------------ ----------------- N/A N/A N/A N/A N/A ------------------------------------------------------------------------------------ ----------------- Total (A+B) ------------------------------------------------------------------------------------------------------ Number of voting rights % of voting rights ----------------------------------------------- ------------------------------------------------------ 184,647,115 5.01% ----------------------------------------------- ------------------------------------------------------ 9. Chain of controlled undertakings through which the voting rights and/or the financial instruments are effectively held, if applicable: ------------------------------------------------------------------------------------------------------ *T -0- *T Name of Company/ Fund Number of % of issued Shares share capital -------------------------------------------------------- -------------- ---------------- AXA Ireland Pension Fund - Indirect AXA Sun Life plc (fmly Aza Equity & Law Life Assurance Society plc) - Direct AXA Rosenberg - Direct AXA General Insurance Ltd - Direct 59,684 0.00162 Sun Life Unit Assurance Ltd A/c X - Direct 1,932,848 0.05245 Sun Life Unit Assurance Ltd A/c X - Direct AXA UK Investment Co ICVC Global Growth Fund - Indirect 4,056,000 0.11007 AXA UK Investment Co ICVC Extra Income Fund - Indirect 18,480 0.00050 AXA UK Investment Co ICVC UK Equity Income Fund - 11,502,000 0.31213 Indirect 22,842,486 0.61988 AXA UK Investment Co ICVC UK Growth Fund - Indirect 1,003,133 0.02722 PPP Healthcare Group plc - Direct 70,000 0.00190 Sun Life Pensions Management Ltd - Direct 4,500,000 0.12212 Sun Life Pensions Management Ltd - Direct 390,000 0.01058 Sun Life Pensions Management Ltd A/c - Direct 158,710 0.00431 Sun Life Assurance Society Plc - Direct 245,000 0.00665 AXA Rosenburg - Direct 500,000 0.01357 AXA Insurance UK - Direct 1,800,000 0.04885 AXA UK Group Pension Scheme - Indirect 1,042,553 0.02829 AXA General Unit Trust - Indirect 2,632,000 0.07143 AXA Financial, Inc - Indirect 398,650 0.01082 AXA Colonia Konzern - Direct 1,200,000 0.03256 AXA Colonia Konzern - Indirect 1,180,000 0.03202 Sun Life International (IOM) Ltd - Direct 28,782,721 0.78109 AXA France - Indirect 155,623 0.00422 AXA Australia - Indirect 124,000 0.00337 AXA Rosenburg - Indirect 2,250,000 0.06106 AXA Financial, Inc* - Indirect 86,782 0.00236 Sun Life Pensions Management Ltd - Direct 1,210 0.00003 Sun Life Pensions Management Ltd - Direct 68,690,801 1.86408 Sun Life Unit Assurance Ltd LTAV UK Equity - Direct 87,501 0.00237 Sun Life Unit Assurance Ltd ABL High Alpha - Direct 390,167 0.01059 Sun Life Unit Assurance Ltd FTSE All Share Tracker - 36,950 0.00100 Direct 900,000 0.02442 Sun Life Pensions Management LTAV UK Equity - Direct 254,800 0.00691 Sun Life Pensions Management ABL High Alpha - Direct 603,006 0.01636 Sun Life Pensions Management FTSE ALL Share Tracker - 4,175,322 0.11331 Direct 1,312,200 0.03561 AXA Framlington St James Place Exempt (Pens) Fund - 3,191,601 0.08661 Indirect AXA St James Place Net (Life) Fund - Indirect 711,391 0.01931 AXA Framlington St James Place Offshore Fund - Indirect 739,000 0.02005 Framlington onshore private clients - Indirect 175,000 0.00475 AXA Winterthur - Direct 1,620 0.00004 Axa Sun Life With Profits Passive - Direct 11,708,480 0.31774 Axa Sun Life With Profits Passive - Direct 2,459,192 0.06674 AXA UK Investment Co ICVC UK Distribution OEIC - 1,287,041 0.03493 Indirect 775,000 0.02103 AXA UK Investment Co ICVC Global Distribution OEIC - 216,163 0.00587 Indirect Total Direct 75,853,109 2.05845 Total Indirect 108,794,006 2.95238 Total 184,647,115 5.01083 -------------------------------------------------------- -------------- ---------------- *T -0- *T Proxy Voting: ------------------------------------------------------------------------------------- 10. Name of the proxy holder: N/A ----------------------------------------------------- ------------------------------- 11. Number of voting rights proxy holder will cease to hold: N/A ----------------------------------------------------- ------------------------------- 12. Date on which proxy holder will cease to hold voting rights: N/A ----------------------------------------------------- ------------------------------- 13. Additional information: ------------------------------------ ------------------------------------------------ 14. Contact name: Julia Foo ------------------------------------ ------------------------------------------------ 15. Contact telephone number: 01753 494016 ------------------------------------ ------------------------------------------------ *T

Companies

Centrica (CNA)
UK 100

Latest directors dealings