EMTN programme and publication of prospectus

PREMIER OIL plc

("Premier")

Announcement of EMTN programme and publication of prospectus

Premier announces that, as part of its strategy to diversify its sources of debt funding and extend its debt maturity profile, it has today established a £500,000,000 Euro Medium Term Note Programme (the "Programme") for the issuance by Premier of senior unsecured notes. Premier may issue retail or wholesale notes in certain markets and currencies under the Programme. Notes issued under the Programme will be guaranteed by certain subsidiaries of Premier. The Programme has been arranged by Lloyds Bank plc.

The base prospectus dated 18 November 2013 (the "Prospectus"), which has been prepared by Premier in connection with the Programme, has been approved by the UK Listing Authority and is available for viewing.

To view the full Prospectus please copy and paste the following URL into the address bar of your browser: http://www.rns-pdf.londonstockexchange.com/rns/3483T_-2013-11-18.pdf

A copy of the above document has been submitted to the National Storage Mechanism and will shortly be available for inspection at: www.hemscott.com/nsm.do

The documents referred to below are incorporated into and form part of the Prospectus. In each case, to view the full document, please copy and paste the relevant URL into the address bar of your browser.

2013 Half-Yearly Report

Annual Report and Financial Statements 2012

Annual Report and Financial Statements 2011

19 November 2013

Enquiries

Premier Oil plc 020 7730 1111

Simon Lockett

Tony Durrant

Pelham Bell Pottinger PR 020 7861 3232

Victoria Geoghegan

Gavin Davis

Henry Lerwill

DISCLAIMER - INTENDED ADDRESSEES

Please note that the information contained in the Prospectus may be addressed to and/or targeted at persons who are residents of particular countries (specified in the Prospectus) only and is not intended for use and should not be relied upon by any person outside these countries and/or to whom the offer contained in the Prospectus is not addressed. Prior to relying on the information contained in the Prospectus you must ascertain from the Prospectus whether or not you are one of the intended addressees of the information contained therein.

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