TransCanada Announces Early Termination of Hart-Scott-Rodino Waiting Period for Anticipated Columbia Pipeline Group Acquisition

CALGARY, ALBERTA--(Marketwired - May 17, 2016) - News Release - TransCanada Corporation (TSX:TRP) (NYSE:TRP) (TransCanada) today announced that the waiting period under the Hart-Scott-Rodino Anti-Trust Improvements Act (HSR Act) applicable to TransCanada's proposed acquisition of Columbia Pipeline Group Inc. (NYSE:CPGX) (Columbia) was terminated early by the United States Federal Trade Commission on May 17, 2016.

Termination of the HSR waiting period satisfies one of the conditions to the closing of the proposed acquisition. The acquisition remains subject to the approval of Columbia's stockholders scheduled for June 22, 2016.

TransCanada and Columbia anticipate that the closing of the transaction will be effective by July 1, 2016.

With more than 65 years' experience, TransCanada is a leader in the responsible development and reliable operation of North American energy infrastructure including natural gas and liquids pipelines, power generation and gas storage facilities. TransCanada operates a network of natural gas pipelines that extends more than 66,400 kilometres (41,300 miles), tapping into virtually all major gas supply basins in North America. TransCanada is one of the continent's largest providers of gas storage and related services with 368 billion cubic feet of storage capacity. A growing independent power producer, TransCanada owns or has interests in over 10,500 megawatts of power generation in Canada and the United States. TransCanada is developing one of North America's largest liquids delivery systems. TransCanada's common shares trade on the Toronto and New York stock exchanges under the symbol TRP. Visit TransCanada.com and our blog to learn more, or connect with us on social media and 3BL Media.

FORWARD LOOKING INFORMATION

This publication contains certain information that is forward-looking and is subject to important risks and uncertainties (such statements are usually accompanied by words such as "anticipate", "expect", "believe", "may", "will", "should", "estimate", "intend" or other similar words). Forward-looking statements in this document are intended to provide TransCanada security holders and potential investors with information regarding TransCanada and its subsidiaries, including management's assessment of TransCanada's and its subsidiaries' future plans and financial outlook. All forward-looking statements reflect TransCanada's beliefs and assumptions based on information available at the time the statements were made and as such are not guarantees of future performance. Readers are cautioned not to place undue reliance on this forward-looking information, which is given as of the date it is expressed in this news release, and not to use future-oriented information or financial outlooks for anything other than their intended purpose. TransCanada undertakes no obligation to update or revise any forward-looking information except as required by law. For additional information on the assumptions made, and the risks and uncertainties which could cause actual results to differ from the anticipated results, refer to TransCanada's First Quarter Report to Shareholders dated April 28, 2016 and 2015 Annual Report on our website at www.transcanada.com or filed under TransCanada's profile on SEDAR at www.sedar.com and with the U.S. Securities and Exchange Commission at www.sec.gov.