GlobeNewswire Inc | Feb 10, 2021 11:00AM EST

February 10, 2021

HOUSTON, Feb. 10, 2021 (GLOBE NEWSWIRE) -- News Release TC PipeLines, LP (NYSE: TCP) (the Partnership) will release its 2020 fourth quarter and year-end financial results on Wednesday, February 24, 2021 pre-market. Due to the pending proposed merger with TC Energy, the Partnership will not host a conference call in conjunction with its 2020 fourth quarter and year-end earnings release. Interested parties are also invited to access the Partnerships Annual Report on Form 10-K for the year ended December 31, 2020 on the Companys website at www.tcpipelineslp.comunder the Investors section of the site.

About TC PipeLines, LP

TC PipeLines, LP is a Delaware master limited partnership with interests in eight federally regulated U.S. interstate natural gas pipelines which serve markets in the Western, Midwestern and Northeastern United States. The Partnership is managed by its general partner, TC PipeLines GP, Inc., a subsidiary of TC Energy Corporation (NYSE: TRP). For more information about TC PipeLines, LP, visit the Partnerships website at www.tcpipelineslp.com.

Media Inquiries:Jaimie Harding / Hejdi Carlsen 403.920.7859 or 800.608.7859

Unitholder and Analyst Inquiries: Rhonda Amundson877.290.2772investor_relations@tcpipelineslp.com

PDF available: http://ml.globenewswire.com/Resource/Download/cbd53ad5-9d63-4136-ae61-68e0584a78fe