TC Pipelines (TCP) 10-K2017 FY Annual report

Filed: 26 Feb 18, 12:00am

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Removed: alleged, attainment, burned, cease, commencing, Conveyance, COSO, deferral, dismissed, enjoining, expert, factor, favorably, Guaranty, jurisdictional, likelihood, matching, Memorandum, multiplied, narrowing, objected, Pan, propose, protest, remediation, restoration, reversing, striking, supplied, supporting, TransCan, USA, welfare

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Exhibit 21.1

SUBSIDIARIES OF THE REGISTRANT

1.: The Registrant holds a 98.9899 percent limited partner interest in TC GL Intermediate Limited Partnership, a Delaware limited partnership.
2.: Through its interest in TC GL Intermediate Limited Partnership, the Registrant holds a 46.45 percent general partner interest in Great Lakes Gas Transmission Limited Partnership, a Delaware limited partnership.
3.: The Registrant holds a 98.9899 percent limited partner interest in TC PipeLines Intermediate Limited Partnership, a Delaware limited partnership.
4.: Through its interest in TC PipeLines Intermediate Limited Partnership, the Registrant holds a 50 percent general partner interest in Northern Border Pipeline Company, a Texas general partnership.
5.: Through its interest in TC PipeLines Intermediate Limited Partnership, the Registrant wholly-owns Gas Transmission Northwest LLC, a Delaware limited liability company.
6.: Through its interest in TC PipeLines Intermediate Limited Partnership, the Registrant wholly-owns Bison Pipeline LLC, a Delaware limited liability company.
7.: Through its interest in TC PipeLines Intermediate Limited Partnership, the Registrant wholly-owns North Baja Pipeline, LLC, a Delaware limited liability company.
8.: The Registrant holds a 98.9899 percent limited partner interest in TC Tuscarora Intermediate Limited Partnership, a Delaware limited partnership.
9.: Through its interest in TC Tuscarora Intermediate Limited Partnership, the Registrant wholly-owns TC Pipelines Tuscarora LLC, a Delaware limited liability company.
10.: Through its interest in TC Tuscarora Intermediate Limited Partnership and TC Pipelines Tuscarora LLC, the Registrant wholly-owns Tuscarora Gas Transmission Company, a Nevada general partnership.
11.: Through its interest in TC PipeLines Intermediate Limited Partnership, the Registrant holds a 49.9 percent general partner interest in Portland Natural Gas Transmission System, a Maine general partnership.

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Exhibit 21.1

SUBSIDIARIES OF THE REGISTRANT

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