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TC PipeLines
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<p>TC PipeLines, LP was a publicly traded master limited partnership. <a href="/facts/TC_Energy/GIhzLvoc">TC Energy</a> owned 25.48% of the outstanding units and controlled the general partner. TC PipeLines, LP managed and owned <a href="/facts/Natural_gas/9MYQ7NAP">natural gas</a> pipelines in the United States including 46.45% of Great Lakes Gas Transmission Limited Partnership, 50% of <a href="/facts/Northern_Border_Pipeline/UPkBcjJU">Northern Border Pipeline</a> Company, 100% of <a href="/facts/Gas_Transmission_Northwest/YPSmJfpP">Gas Transmission Northwest</a>, and 100% of <a href="/facts/Tuscarora_Gas_Pipeline/43oIV5sW">Tuscarora Gas Transmission Company</a>. TC PipeLines, LP was based in <a href="/facts/Calgary,_Alberta/DrFtRbEH">Calgary, Alberta</a>. </p>