Block Listing Return

Centrica PLC 2 November 2001 SCHEDULE 5 BLOCKLISTING SIX MONTHLY RETURN 1. Name of company Centrica plc 2. Name of scheme Centrica Sharesave Scheme 3. Period of return: From 1/05/2001 to 31/10/2001 4. Number and class of shares(s) (amount of stock/debt security) not issued under scheme at end of last period 7,009,244 ORDINARY 5 5/9p 5. Number of shares issued/allotted under scheme during period 6,808,280 6. Balance under scheme not yet issued/allotted at end of period 7,200,964 7. Number and class of share(s) (amount of stock/debt securities) originally listed and the date of admission 10,013,517 ORDINARY 5 5/9p 10/05/99 15,000,000 ORDINARY 5 5/9p 10/05/00 7,000,000 ORDINARY 5 5/9p 17/05/01 Please confirm total number of shares in issue at the end of the period in order for us to update our records 4,020,636,828 As at 31 October 2001 Contact for queries: Address: Name: Tracy Allen Centrica plc, Millstream, Maidenhead Road Windsor, Berkshire, SL4 5GD Telephone: 01753 494010 SCHEDULE 5 BLOCKLISTING SIX MONTHLY RETURN 1. Name of company Centrica plc 2. Name of scheme Executive Share Option Scheme 3. Period of return: From 1/05/2001 to 31/10/2001 4. Number and class of shares(s) (amount of stock/debt security) not issued under scheme at end of last period 1,901,532 ORDINARY 5 5/9p 5. Number of shares issued/allotted under scheme during period 129,343 6. Balance under scheme not yet issued/allotted at end of period 1,772,189 7. Number and class of share(s) (amount of stock/debt securities) originally listed and the date of admission 2,489,759 ORDINARY 5 5/9p 10/05/99 Please confirm total number of shares in issue at the end of the period in order for us to update our records 4,020,636,828 As at 31 October 2001 Contact for queries: Address: Name: Tracy Allen Centrica plc, Millstream, Maidenhead Road Windsor, Berkshire, SL4 5GD Telephone: 01753 494010

Companies

Centrica (CNA)
UK 100

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