Rule 8.3 - IMPERIAL ENERGY CORPORATION PLC

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 IMPERIAL ENERGY CORPORATION PLC Class of relevant security ORD GBP0.025 to which the dealings being disclosed relate (Note 2) Date of dealing 23 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 2,549,441 2.49% 12,634 0.01% securities (2) Derivatives 26,255 0.03% 164,117 0.16% (other than options) (3) Options and 0 0.00% 0 0.00% agreements to purchase/sell Total 2,575,696 2.52% 176,751 0.17% (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 Purchase 2,020 9.2500 Purchase 100 9.4166 Purchase 4,822 9.2792 Purchase 3,815 9.3616 Purchase 5,865 9.2554 Sale 2,112 9.3914 Sale 2,890 9.3585 Sale 4,296 9.3671 Sale 873 9.2385 Sale 3,385 9.2909 (b) Derivatives transactions (other than options) Product name, Long/Short Number of Price per (e.g. CFD) (Note 6) Securities unit (GBP) CFD Long 873 9.2384 CFD Long 3385 9.2909 CFD Long 2890 9.3584 CFD Long 4296 9.367 CFD Long 2112 9.3914 CFD Short 5865 9.2553 CFD Short 4822 9.2792 CFD Short 3815 9.3615 CFD Short 100 9.4166 (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 24 October 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

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Barclays (BARC)
UK 100

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