Canadian Oil Sands Files Remaining Annual Disclosure Documents

CALGARY, ALBERTA--(Marketwired - Mar 21, 2014) - Canadian Oil Sands Ltd. (TSX:COS)(OTCQX:COSWF) (the "Corporation") today filed with Canadian securities regulatory authorities the Corporation's 2013 Annual Report (which includes the Corporation's audited consolidated annual financial statements for the year ended December 31, 2013 and related management's discussion and analysis) and Management Proxy Circular dated March 17, 2014. The Corporation has decided to use the notice and access means to deliver meeting materials to shareholders this year and copies of the filed documents may be obtained through the Corporation's notice and access website at www.envisionreports.com/COS2014. Copies of the documents may also be obtained through the Corporation's profile on www.sedar.com, the Corporation's website at www.cdnoilsands.com, or by emailing the Corporation at invest@cdnoilsands.com.

Canadian Oil Sands Limited

Canadian Oil Sands is a pure investment opportunity in light, sweet crude oil. Through our 36.74% interest in the Syncrude project, we offer a solid, robust production stream of fully upgraded crude oil, exposure to future crude oil prices, potential growth through high-quality oil sands leases and an attractive dividend.

For more information about Canadian Oil Sands please visit www.cdnoilsands.com.

Canadian Oil Sands Limited

Ryan Kubik, President & Chief Executive Officer