COPL Regulatory News (COPL)

 Canadian Overseas Petroleum Limited Announces Admission to Trading in London of Shares

Calgary, Canada, August 13, 2015 - Canadian Overseas Petroleum Limited ("COPL" or the "Company") (TSX-V: XOP) (LSE: COPL), announces the admission (the "New Shares Admission") to the standard listing segment of the Official List, and to trading on the London Stock Exchange's main market for listed securities, of 261,687,398 common shares of no par value in the capital of the Company (the "New Shares"). New Shares Admission is expected to become effective at 8:00 am (London time) today, August 13, 2015. The New Shares are shares which were issued or are issuable pursuant to the last two financings of the Company, which closed on August 21, 2014, and July 09, 2015 respectively. No fundraising is being conducted by the Company in connection with New Shares Admission.

This news release shall not constitute an offer to sell or the solicitation of an offer to buy any securities in the United States, nor shall there be any sale of the Units in any jurisdiction in which such offer, solicitation or sale may be unlawful. The Common Shares and Warrants have not been and will not be registered under the 1933 Act or any U.S. state securities laws and may not be offered or sold in the United States absent registration under the 1933 Act or an applicable exemption from the registration requirements of the 1933 Act and applicable U.S. state securities laws.

About the Company

COPL is an international oil and gas exploration and development company focused on sub-Saharan offshore Africa. The Company holds a 17% working interest in Block LB-13, offshore Liberia, with ExxonMobil Libera, the operator, holding an 83% working interest. The Company also formed a joint venture company with Shoreline Energy International Limited. Assets acquired through this joint venture company are held in a special purpose vehicle registered in Bermuda, called Shoreline CanOverseas Petroleum Development Corporation Limited ("ShoreCan"). COPL and Shoreline each hold a 50% interest in ShoreCan.

ShoreCan is currently building a portfolio of exploration and development assets in sub-Saharan Africa. To date, ShoreCan has taken a position in Namibia and an option to take a position in Tanzania, and continues to evaluate a variety of assets in Cameroon, Nigeria, Ghana, Equatorial Guinea and Mozambique.

COPL's Common Shares are listed under the symbol "XOP" on the TSXV and under the symbol "COPL" on the London Stock Exchange.

For Further Information Please Contact:

Mr. Arthur Millholland, President and CEOPhone: 403.262.5441

Or

Investor and Public RelationsBell PottingerHenry LerwillNorth America Toll Free: +1 866 834 8330Phone: +44 (0) 203 772 2500

Forward Looking Statements

This press release may contain forward-looking statements based on COPL's current expectations and assumptions as to a number of factors including weather, regulatory approvals and general economic and industry conditions. If those expectations and assumptions prove to be incorrect, or factors change, then actual results could differ materially from the forward-looking statements contained in this press release.

Generally, statements included in this press release that address activities, events or developments that COPL expects, believes or anticipates will or may occur in the future are forward-looking statements. Such forward-looking statements involve substantial known and unknown risks and uncertainties, certain of which are beyond COPL's control, including: the impact of general economic conditions in the areas in which COPL operates, civil unrest, industry conditions, changes in laws and regulations including the adoption of new environmental laws and regulations and changes in how they are interpreted and enforced, increased competition, the lack of availability of qualified personnel or management, fluctuations in commodity prices, foreign exchange or interest rates, stock market volatility and obtaining required approvals of regulatory authorities. In addition there are risks and uncertainties associated with the oil and gas industry, therefore COPL's actual results, performance or achievement could differ materially from those expressed in, or implied by, these forward-looking statements will transpire or occur, or if any of them do so, what benefits, including the amounts of proceeds, which COPL will derive therefrom. Such statements are based on assumptions made by COPL based on its experience perception of historical trends, current conditions, expected future developments and other factors it believes are appropriate in the circumstances.

The forward‐looking information contained in this press release is made as of the date hereof and COPL undertakes no obligation to update publicly or revise any forward‐looking information, whether as a result of new information, future events or otherwise, unless required by applicable securities laws.

Neither the TSX Venture Exchange nor its Regulation Services Provider (as that term is defined in the policies of the TSX Venture Exchange) accepts responsibility for the adequacy or accuracy of this release.