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 28 August 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 2,497,016 2.44% 169,121 0.17% securities (2) Derivatives 45,836 0.04% 133,290 0.13% (other than options) (3) Options and 0 0.00% 0 0.00% agreements to purchase/sell Total 2,542,852 2.49% 302,411 0.30% (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 1,300 11.6800 Purchase 3,071 11.7488 Purchase 37,235 11.7166 Purchase 92,500 11.7019 Purchase 46,000 11.7375 Purchase 4,093 11.8274 Sale 463 11.8000 Sale 447 11.8000 Sale 819 11.7200 Sale 915 11.7100 Sale 626 11.7900 Sale 110 11.6500 Sale 898 11.7400 Sale 1,040 11.8000 Sale 347 11.7000 Sale 750 11.7200 Sale 832 11.8100 Sale 869 11.6000 Sale 793 11.7600 Sale 110 11.6500 Sale 396 11.8200 Sale 949 11.8000 Sale 1,034 11.8000 Sale 92 11.8000 Sale 398 11.8000 Sale 37,610 11.7231 Sale 857 11.8000 Sale 1,000 11.7400 Sale 92,500 11.7019 Sale 953 11.6900 Sale 875 11.7500 Sale 853 11.9000 Sale 188 11.7200 Sale 844 11.6900 Sale 1,181 11.7731 Sale 222 11.7200 Sale 514 11.8200 Sale 987 11.7900 Sale 837 11.7100 Sale 1,010 11.7100 Sale 4 11.7000 Sale 848 11.8100 Sale 874 11.8600 Sale 896 11.7800 Sale 110 11.6500 Sale 899 11.7000 Sale 74 11.7000 Sale 79 11.7100 Sale 369 11.7000 Sale 146 11.8100 Sale 90 11.7000 Sale 1,032 11.6700 Sale 1,040 11.8100 Sale 879 11.6000 Sale 549 11.6900 Sale 872 11.7600 Sale 398 11.8000 Sale 901 11.8000 Sale 851 11.7100 Sale 286 11.7900 Sale 1,132 11.7000 Sale 1,115 11.7000 Sale 1,060 11.7000 Sale 110 11.6500 Sale 110 11.6500 Sale 92,500 11.7019 Sale 132 11.7500 Sale 438 11.6900 Sale 42 11.6500 Sale 631 11.8100 Sale 110 11.6500 Sale 3,000 11.8000 Sale 782 11.7200 Sale 110 11.6500 Sale 1,007 11.5900 Sale 40 11.7600 Sale 122 11.8200 Sale 4,072 11.7653 Sale 713 11.8200 Sale 981 11.7100 Sale 805 11.7100 Sale 829 11.8000 Sale 893 11.6800 Sale 874 11.9000 Sale 30 11.7000 Sale 291 11.7000 Sale 346 11.8100 Sale 12,748 11.7532 Sale 113 11.8000 Sale 959 11.5900 (b) Derivatives transactions (other than options) Product name, Long/Short Number of Price per (e.g. CFD) (Note 6) Securities unit (GBP) CFD Long 3191 11.718 CFD Long 37610 11.7231 CFD Long 12748 11.7532 CFD Long 4072 11.7652 CFD Long 1181 11.773 CFD Short 1300 11.68 CFD Short 37235 11.7166 CFD Short 3071 11.7488 (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 29 August 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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