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) 13 November 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 42,566,056 4.12% 481,018 0.05% securities (2) Derivatives 735,533 0.07% 710,059 0.07% (other than options) (3) Options and 0 0.00% 0 0.00% agreements to purchase/sell Total 43,301,589 4.19% 1,191,077 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 3,072 7.5300 Purchase 501 7.5075 Purchase 13,868 7.5300 Purchase 3,964 7.5025 Purchase 85,000 7.5020 Purchase 1,336 7.5200 Purchase 2,460 7.5151 Purchase 3,600 7.5150 Purchase 400 7.5013 Purchase 1,885 7.5100 Purchase 1,635 7.4861 Purchase 1,792 7.5300 Purchase 21,996 7.5006 Purchase 4,230 7.5300 Purchase 42,300 7.5300 Purchase 684 7.5300 Purchase 348 7.5049 Purchase 1,100 7.5300 Sale 1,635 7.5289 Sale 4,400 7.5018 Sale 1,998 7.5014 Sale 400 7.5013 Sale 894 7.4910 Sale 15,388 7.4987 Sale 4,643 7.5069 Sale 1,408 7.5300 Sale 1,470 7.5300 Sale 696 7.5300 Sale 65,085 7.5032 (b) Derivatives transactions (other than options) Product name, Long/Short Number of Price per (e.g. CFD) (Note 6) Securities unit (GBP) CFD Long 15388 7.4987 CFD Long 400 7.5012 CFD Long 1998 7.5014 CFD Long 4400 7.5018 CFD Long 65085 7.5031 CFD Long 4643 7.5068 CFD Long 1635 7.5288 CFD Short 1635 7.4861 CFD Short 400 7.5012 CFD Short 3964 7.5024 CFD Short 501 7.5075 CFD Short 1885 7.51 CFD Short 3600 7.515 CFD Short 2460 7.5151 (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 14 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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