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) 04 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 42,882,401 4.15% 225,517 0.02% securities (2) Derivatives 476,628 0.05% 739,609 0.07% (other than options) (3) Options and 0 0.00% 0 0.00% agreements to purchase/sell Total 43,359,029 4.19% 965,126 0.09% (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 2,162 7.4600 Purchase 348 7.4600 Purchase 996 7.4436 Purchase 172,345 7.4341 Purchase 606 7.4600 Purchase 5,924 7.4600 Purchase 1,536 7.4600 Purchase 595 7.4302 Purchase 7,324 7.4388 Purchase 300 7.4300 Purchase 100 7.4450 Purchase 42,533 7.4300 Sale 100 7.4450 Sale 300 7.4300 Sale 1,797 7.4354 Sale 1,315 7.4533 Sale 5,352 7.4600 Sale 2,078 7.4600 Sale 2,194 7.4600 Sale 63,946 7.4600 Sale 236 7.4200 Sale 894 7.4221 (b) Derivatives transactions (other than options) Product name, Long/Short Number of Price per (e.g. CFD) (Note 6) Securities unit (GBP) CFD Long 2806 7.4275 CFD Long 300 7.43 CFD Long 1797 7.4353 CFD Long 100 7.445 CFD Long 1315 7.4533 CFD Long 4138 7.455 CFD Short 300 7.43 CFD Short 595 7.4302 CFD Short 172345 7.4341 CFD Short 996 7.4436 CFD Short 100 7.445 (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 05 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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