Early closure of the Offer Period

The information contained herein may only be released, published or distributed in the United Kingdom, Jersey, Guernsey and the Isle of Man. Neither this announcement nor any copy of it may be taken or transmitted into the United States, Australia, Canada, Japan or the Republic of Ireland or to a resident, national or citizen of the United States, Australia, Canada, Japan or the Republic of Ireland. The Bonds may only be sold in Jersey in compliance with the provisions of the Control of Borrowing (Jersey) Order 1958 and the Financial Services (Jersey) Law 1998.

5 December 2013

EARLY CLOSURE OF THE OFFER PERIOD

PREMIER OIL PLC

 5% STERLING BONDS DUE 2020 (THE "BONDS")

On 25 November 2013, Premier Oil plc ("Premier") announced and launched an offer of the Bonds, available to wholesale and retail investors. This announcement confirms that the Offer Period will close at 12 noon (London time) today (the "End of Offer Date"), such date and time being earlier than the scheduled end to the Offer Period which was at 12 noon (London time) on 6 December 2013.

Premier will release its announcement constituting the Final Terms Confirmation Announcement as referred to in the Final Terms relating to the Bonds dated 25 November 2013 at a time and a date shortly after the End of Offer Date.

Defined terms used herein shall have the meanings attributed to them in the Prospectus dated 18 November 2013 and/or the Final Terms dated 25 November 2013 relating to the Bonds

-Ends-

For further information, please see Premier's website: www.premier-oil.com/bonds 

For media enquiries please contact:

IMPORTANT INFORMATION

The offering and the distribution of this announcement and other information in connection with the offer in certain jurisdictions may be restricted by law and persons into whose possession any document or other information referred to herein comes should inform themselves about and observe any such restriction. Any failure to comply with these restrictions may constitute a violation of the securities laws of any such jurisdiction.

This announcement does not constitute or form part of any offer or invitation to sell, or any solicitation of any offer to purchase, any Bonds. Any purchase of Bonds pursuant to the offer should only be made on the basis of the information contained in the base prospectus dated 18 November 2013 which relates to Premier Oil plc's £500,000,000 Euro Medium Term Note Programme (the "Prospectus") and the final terms dated 25 November 2013 relating to the Bonds (the "Final Terms"). The Prospectus and the Final Terms are available, at the website of Premier Oil above and the website of the London Stock Exchange plc (www.londonstockexchange.com/newissues).

The Bonds have not been and will not be registered under the United States Securities Act of 1933 (as amended) (the "Securities Act") and, subject to certain exceptions, may not be offered or sold within the United States. The Bonds are being offered and sold outside of the United States in reliance on Regulation S of the Securities Act.