Rule 8.3 - BRITISH ENERGY GROUP

FORM 8.3 DEALINGS BY PERSONS WITH INTERESTS IN SECURITIES REPRESENTING 1% OR MORE (Rule 8.3 of the City Code on Takeovers and Mergers) 1. KEY INFORMATION Name of person dealing BARCLAYS PLC (Note 1) Company dealt in BRITISH ENERGY GROUP Class of relevant security ORD GBP0.10 to which the dealings being disclosed relate (Note 2) 31 October 2008 2. INTERESTS, SHORT POSITIONS AND RIGHTS TO SUBSCRIBE (a) Interests and short positions (following dealing) in the class of relevant security dealt in (Note 3) Long Short Number (%) Number (%) (1) Relevant 42,075,004 4.07% 488,100 0.05% securities (2) Derivatives 709,886 0.07% 749,904 0.07% (other than options) (3) Options and 0 0.00% 0 0.00% agreements to purchase/sell Total 42,784,890 4.14% 1,238,004 0.12% (b) Interests and short positions in relevant securities of the company, other than the class dealt in (Note 3) Class of Long Short relevant security: Number (%) Number (%) (1) Relevant securities (2) Derivatives (other than options) (3) Options and agreements to purchase/sell Total (c) Rights to subscribe (Note 3) Class of relevant security: Details 3. DEALINGS (Note 4) (a) Purchases and sales Purchase/sale Number of Securities Price per unit (GBP) Purchase 4,022 7.4023 Purchase 8,004 7.3990 Purchase 1,429 7.4000 Purchase 37,977 7.4023 Purchase 882 7.4000 Purchase 28,983 7.4000 Purchase 23,426 7.4023 Purchase 2,323 7.4000 Purchase 149,614 7.4095 Purchase 3,193 7.5283 Purchase 7,210 7.4000 Purchase 1,655 7.4000 Purchase 1,536 7.4000 Purchase 1,648 7.4000 Purchase 151 7.4000 Purchase 200 7.4000 Purchase 1,025 7.4000 Purchase 740 7.4000 Purchase 19,663 7.4023 Purchase 490 7.4000 Purchase 5,433 7.4023 Purchase 204 7.4000 Purchase 3,871 7.4000 Purchase 468 7.4000 Sale 2,172 7.3797 Sale 9,468 7.3966 Sale 13,886 7.4112 Sale 200 7.5338 Sale 2,034 7.4000 Sale 200 7.4000 Sale 448 7.4000 Sale 774 7.4000 Sale 1,700 7.3850 Sale 2,631 7.4000 Sale 1,684 7.4000 Sale 24,479 7.4000 Sale 775 7.4000 (b) Derivatives transactions (other than options) Product name, Long/Short Number of Price per (e.g. CFD) (Note 6) Securities unit (GBP) CFD Long 9468 7.3965 CFD Long 4622 7.3982 CFD Long 200 7.4 CFD Long 3308 7.4023 CFD Long 13886 7.4111 CFD Long 2209 7.4206 CFD Long 200 7.5338 CFD Short 8004 7.399 CFD Short 200 7.4 CFD Short 149614 7.4094 (c) Options transactions in respect of existing securities (i) Writing, selling, purchasing or varying Product name, Writing, Number of Exercise Type, e.g. Expiry Option money e.g. call selling, securities to price American, date paid/received option purchasing, which the option European etc. per unit (GBP) varying etc. relates (GBP) (ii) Exercising Product name, e.g. Number of Exercise price per call option securities unit (Note 5) (d) Other dealings (including new securities) (Note 4) Nature of transaction Details Price per unit (Note 8) (if applicable) (Note 5) 4. OTHER INFORMATION None Agreements, arrangements or understandings relating to options or derivatives Full details of any agreement, arrangement or understanding between the person disclosing and any other person relating to the voting rights of any relevant securities under any option referred to on this form or relating to the voting rights or future acquisition or disposal of any relevant securities to which any derivative referred to on this form is referenced. If none, this should be stated. Is a Supplemental Form 8 attached? (Note 9) NO Date of disclosure 03 November 2008 Contact name Geoff Smith Telephone number 020 7116 2913 If a connected EFM, name of offeree/offeror with which connected If a connected EFM, state nature of connection (Note 10) Notes The Notes on Form 8.3 can be viewed on the Takeover Panel's website at www.thetakeoverpanel.org.uk

Companies

Barclays (BARC)
UK 100

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