Company: TCPA
Filing Date: 2025-10-06
Form Type: SUPPL
Source: 0001193125-25-231083
Chunk: 82

Company: TRANSCANADA PIPELINES LTD
Filing Date: 2025-10-06
Form: SUPPL
Chunk 82
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 marketable investment grade securities. The Corporation may, from time to time, issue debt securities other than pursuant to this prospectus.

7

EARNINGS COVERAGE

Information regarding earnings coverage ratios will be provided in the applicable prospectus supplement relating to an offering of debt
securities, as required by applicable securities legislation.

PRIOR SALES

No debt securities have been sold or issued during the twelve-month period preceding the date of this prospectus under the Indentures.

DESCRIPTION OF DEBT SECURITIES

As used in this section, the term “Corporation” means TransCanada PipeLines Limited, and does not include the subsidiaries of
TransCanada PipeLines Limited through which particular business operations are conducted. The following description sets forth the general terms and provisions of the debt securities, with the exception of certain terms and provisions which may be
omitted from this prospectus pursuant to NI 44-102. The Corporation will provide the particular terms and provisions of a series of debt securities and a description of how the general terms and provisions
described below may apply to that series in the applicable prospectus supplement.

Pursuant to this prospectus, the Corporation may offer
debt securities that will rank paripassu, except as to sinking funds and claims preferred by operation of law, with all other unsecured and unsubordinated debt of the Corporation (“Unsubordinated Debt
Securities”) as well as debt securities that will be subordinate and junior in right of payment to all Senior Indebtedness (as defined below) of the Corporation (“Subordinated Debt Securities”). Unsubordinated Debt Securities
may be issued under: (i) the second amended and restated debt indenture, dated September 15, 2010, as supplemented or amended from time to time (the “U.S. Unsubordinated Debt Indenture”), between the Corporation and The
Bank of New York Mellon (formerly known as The Bank of New York), as trustee; or (ii) the trust indenture, dated December 15, 2004, as supplemented or amended from time to time (the “Canadian Unsubordinated Debt
Indenture”), between the Corporation and BNY Trust Company of Canada, as successor trustee. Subordinated Debt Securities may be issued under the amended and restated subordinated debt indenture, dated November 30, 2000, as supplemented or
amended from time to time (the “U.S. Subordinated Debt Indenture” and, together with the U.S.