0000001 - Document - Cover Page link:presentationLink link:calculationLink link:definitionLink 0000002 - Document - Audit Information link:presentationLink link:calculationLink link:definitionLink 9952151 - Statement - Consolidated statement of income link:presentationLink link:calculationLink link:definitionLink 9952152 - Statement - Consolidated statement of comprehensive income link:presentationLink link:calculationLink link:definitionLink 9952153 - Statement - Consolidated statement of cash flows link:presentationLink link:calculationLink link:definitionLink 9952154 - Statement - Consolidated balance sheet link:presentationLink link:calculationLink link:definitionLink 9952155 - Statement - Consolidated balance sheet (Parenthetical) link:presentationLink link:calculationLink link:definitionLink 9952156 - Statement - Consolidated statement of equity link:presentationLink link:calculationLink link:definitionLink 9952157 - Statement - Consolidated statement of income - Alternative Calc (Details) link:presentationLink link:calculationLink link:definitionLink 9952158 - Disclosure - DESCRIPTION OF TC ENERGY'S BUSINESS link:presentationLink link:calculationLink link:definitionLink 9952159 - Disclosure - ACCOUNTING POLICIES link:presentationLink link:calculationLink link:definitionLink 9952160 - Disclosure - ACCOUNTING CHANGES link:presentationLink link:calculationLink link:definitionLink 9952161 - Disclosure - DISCONTINUED OPERATIONS link:presentationLink link:calculationLink link:definitionLink 9952162 - Disclosure - SEGMENTED INFORMATION link:presentationLink link:calculationLink link:definitionLink 9952163 - Disclosure - REVENUES link:presentationLink link:calculationLink link:definitionLink 9952164 - Disclosure - OTHER CURRENT ASSETS link:presentationLink link:calculationLink link:definitionLink 9952165 - Disclosure - PLANT, PROPERTY AND EQUIPMENT link:presentationLink link:calculationLink link:definitionLink 9952166 - Disclosure - LEASES link:presentationLink link:calculationLink link:definitionLink 9952167 - Disclosure - EQUITY INVESTMENTS link:presentationLink link:calculationLink link:definitionLink 9952168 - Disclosure - LOANS WITH AFFILIATES link:presentationLink link:calculationLink link:definitionLink 9952169 - Disclosure - RATE-REGULATED BUSINESSES link:presentationLink link:calculationLink link:definitionLink 9952170 - Disclosure - GOODWILL link:presentationLink link:calculationLink link:definitionLink 9952171 - Disclosure - OTHER LONG-TERM ASSETS link:presentationLink link:calculationLink link:definitionLink 9952172 - Disclosure - NOTES PAYABLE link:presentationLink link:calculationLink link:definitionLink 9952173 - Disclosure - ACCOUNTS PAYABLE AND OTHER link:presentationLink link:calculationLink link:definitionLink 9952174 - Disclosure - OTHER LONG-TERM LIABILITIES link:presentationLink link:calculationLink link:definitionLink 9952175 - Disclosure - INCOME TAXES link:presentationLink link:calculationLink link:definitionLink 9952176 - Disclosure - LONG-TERM DEBT link:presentationLink link:calculationLink link:definitionLink 9952177 - Disclosure - JUNIOR SUBORDINATED NOTES link:presentationLink link:calculationLink link:definitionLink 9952178 - Disclosure - FOREIGN EXCHANGE (GAINS) LOSSES, NET link:presentationLink link:calculationLink link:definitionLink 9952179 - Disclosure - NON-CONTROLLING INTERESTS link:presentationLink link:calculationLink link:definitionLink 9952180 - Disclosure - COMMON SHARES link:presentationLink link:calculationLink link:definitionLink 9952181 - Disclosure - PREFERRED SHARES link:presentationLink link:calculationLink link:definitionLink 9952182 - Disclosure - OTHER COMPREHENSIVE INCOME(LOSS) AND ACCUMULATED OTHER COMPREHENSIVE INCOME(LOSS) link:presentationLink link:calculationLink link:definitionLink 9952183 - Disclosure - EMPLOYEE POST-RETIREMENT BENEFITS link:presentationLink link:calculationLink link:definitionLink 9952184 - Disclosure - RISK MANAGEMENT AND FINANCIAL INSTRUMENTS link:presentationLink link:calculationLink link:definitionLink 9952185 - Disclosure - CHANGES IN OPERATING WORKING CAPITAL link:presentationLink link:calculationLink link:definitionLink 9952186 - Disclosure - ACQUISITIONS AND DISPOSITIONS link:presentationLink link:calculationLink link:definitionLink 9952187 - Disclosure - COMMITMENTS, CONTINGENCIES AND GUARANTEES link:presentationLink link:calculationLink link:definitionLink 9952188 - Disclosure - VARIABLE INTEREST ENTITIES link:presentationLink link:calculationLink link:definitionLink 9955511 - Disclosure - ACCOUNTING POLICIES (Policies) link:presentationLink link:calculationLink link:definitionLink 9955512 - Disclosure - DISCONTINUED OPERATIONS (Tables) link:presentationLink link:calculationLink link:definitionLink 9955513 - Disclosure - SEGMENTED INFORMATION (Tables) link:presentationLink link:calculationLink link:definitionLink 9955514 - Disclosure - REVENUES (Tables) link:presentationLink link:calculationLink link:definitionLink 9955515 - Disclosure - OTHER CURRENT ASSETS (Tables) link:presentationLink link:calculationLink link:definitionLink 9955516 - Disclosure - PLANT, PROPERTY AND EQUIPMENT (Tables) link:presentationLink link:calculationLink link:definitionLink 9955517 - Disclosure - LEASES (Tables) link:presentationLink link:calculationLink link:definitionLink 9955518 - Disclosure - EQUITY INVESTMENTS (Tables) link:presentationLink link:calculationLink link:definitionLink 9955519 - Disclosure - RATE-REGULATED BUSINESSES (Tables) link:presentationLink link:calculationLink link:definitionLink 9955520 - Disclosure - GOODWILL (Tables) link:presentationLink link:calculationLink link:definitionLink 9955521 - Disclosure - OTHER LONG-TERM ASSETS (Tables) link:presentationLink link:calculationLink link:definitionLink 9955522 - Disclosure - NOTES PAYABLE (Tables) link:presentationLink link:calculationLink link:definitionLink 9955523 - Disclosure - ACCOUNTS PAYABLE AND OTHER (Tables) link:presentationLink link:calculationLink link:definitionLink 9955524 - Disclosure - OTHER LONG-TERM LIABILITIES (Tables) link:presentationLink link:calculationLink link:definitionLink 9955525 - Disclosure - INCOME TAXES (Tables) link:presentationLink link:calculationLink link:definitionLink 9955526 - Disclosure - LONG-TERM DEBT (Tables) link:presentationLink link:calculationLink link:definitionLink 9955527 - Disclosure - JUNIOR SUBORDINATED NOTES (Tables) link:presentationLink link:calculationLink link:definitionLink 9955528 - Disclosure - FOREIGN EXCHANGE (GAINS) LOSSES, NET (Tables) link:presentationLink link:calculationLink link:definitionLink 9955529 - Disclosure - NON-CONTROLLING INTERESTS (Tables) link:presentationLink link:calculationLink link:definitionLink 9955530 - Disclosure - COMMON SHARES (Tables) link:presentationLink link:calculationLink link:definitionLink 9955531 - Disclosure - PREFERRED SHARES (Tables) link:presentationLink link:calculationLink link:definitionLink 9955532 - Disclosure - OTHER COMPREHENSIVE INCOME(LOSS) AND ACCUMULATED OTHER COMPREHENSIVE INCOME(LOSS) (Tables) link:presentationLink link:calculationLink link:definitionLink 9955533 - Disclosure - EMPLOYEE POST-RETIREMENT BENEFITS (Tables) link:presentationLink link:calculationLink link:definitionLink 9955534 - Disclosure - RISK MANAGEMENT AND FINANCIAL INSTRUMENTS (Tables) link:presentationLink link:calculationLink link:definitionLink 9955535 - Disclosure - CHANGES IN OPERATING WORKING CAPITAL (Tables) link:presentationLink link:calculationLink link:definitionLink 9955536 - Disclosure - COMMITMENTS, CONTINGENCIES AND GUARANTEES (Tables) link:presentationLink link:calculationLink link:definitionLink 9955537 - Disclosure - VARIABLE INTEREST ENTITIES (Tables) link:presentationLink link:calculationLink link:definitionLink 9955538 - Disclosure - DESCRIPTION OF TC ENERGY'S BUSINESS (Details) link:presentationLink link:calculationLink link:definitionLink 9955539 - Disclosure - ACCOUNTING POLICIES (Details) link:presentationLink link:calculationLink link:definitionLink 9955540 - Disclosure - DISCONTINUED OPERATIONS - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955541 - Disclosure - DISCONTINUED OPERATIONS - Income from Discontinued Operations (Details) link:presentationLink link:calculationLink link:definitionLink 9955542 - Disclosure - DISCONTINUED OPERATIONS - Assets and Liabilities of Discontinued Operations (Details) link:presentationLink link:calculationLink link:definitionLink 9955543 - Disclosure - DISCONTINUED OPERATIONS - Cash Flows from Discontinued Operations (Details) link:presentationLink link:calculationLink link:definitionLink 9955544 - Disclosure - SEGMENTED INFORMATION - Schedule of Segment Reporting Information, by Segment (Details) link:presentationLink link:calculationLink link:definitionLink 9955545 - Disclosure - SEGMENTED INFORMATION - Asset by Segment (Details) link:presentationLink link:calculationLink link:definitionLink 9955546 - Disclosure - SEGMENTED INFORMATION - Revenue from External Customers by Geographic Areas (Details) link:presentationLink link:calculationLink link:definitionLink 9955547 - Disclosure - SEGMENTED INFORMATION - Schedule of Long-Lived Assets by Country (Details) link:presentationLink link:calculationLink link:definitionLink 9955548 - Disclosure - REVENUES - Disaggregation of Revenues (Details) link:presentationLink link:calculationLink link:definitionLink 9955549 - Disclosure - REVENUES - Contract Balances (Details) link:presentationLink link:calculationLink link:definitionLink 9955550 - Disclosure - REVENUES - Remaining Performance Obligations - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955550 - Disclosure - REVENUES - Remaining Performance Obligations - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955551 - Disclosure - OTHER CURRENT ASSETS (Details) link:presentationLink link:calculationLink link:definitionLink 9955552 - Disclosure - PLANT, PROPERTY AND EQUIPMENT (Details) link:presentationLink link:calculationLink link:definitionLink 9955553 - Disclosure - LEASES - (Lessee) Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955554 - Disclosure - LEASES - (Lessee) Operating Lease Cost and Other Information (Details) link:presentationLink link:calculationLink link:definitionLink 9955555 - Disclosure - LEASES - (Lessee) Maturities of Operating Lease Liabilities (Details) link:presentationLink link:calculationLink link:definitionLink 9955555 - Disclosure - LEASES - (Lessee) Maturities of Operating Lease Liabilities (Details) link:presentationLink link:calculationLink link:definitionLink 9955556 - Disclosure - LEASES - (Lessor) Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955557 - Disclosure - LEASES - (Lessor) Future Lease Payments to be Received Under Operating Leases (Details) link:presentationLink link:calculationLink link:definitionLink 9955558 - Disclosure - LEASES - Sale Type Leases Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955559 - Disclosure - LEASES - Sales-Type Leases (Details) link:presentationLink link:calculationLink link:definitionLink 9955560 - Disclosure - LEASES - Component of Aggregate Investment in Leases (Details) link:presentationLink link:calculationLink link:definitionLink 9955560 - Disclosure - LEASES - Component of Aggregate Investment in Leases (Details) link:presentationLink link:calculationLink link:definitionLink 9955561 - Disclosure - EQUITY INVESTMENTS - Ownership Information of Equity Investments (Details) link:presentationLink link:calculationLink link:definitionLink 9955562 - Disclosure - EQUITY INVESTMENTS - Schedule of Distribution Received and Contribution Paid (Details) link:presentationLink link:calculationLink link:definitionLink 9955563 - Disclosure - EQUITY INVESTMENTS - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955564 - Disclosure - EQUITY INVESTMENTS - Summarized Financial Information of Equity Investments (Details) link:presentationLink link:calculationLink link:definitionLink 9955565 - Disclosure - LOANS WITH AFFILIATES (Details) link:presentationLink link:calculationLink link:definitionLink 9955566 - Disclosure - RATE-REGULATED BUSINESSES - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955567 - Disclosure - RATE-REGULATED BUSINESSES - Assets and Liabilities (Details) link:presentationLink link:calculationLink link:definitionLink 9955568 - Disclosure - GOODWILL - Acquisitions (Details) link:presentationLink link:calculationLink link:definitionLink 9955569 - Disclosure - GOODWILL - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955570 - Disclosure - OTHER LONG-TERM ASSETS - Summary (Details) link:presentationLink link:calculationLink link:definitionLink 9955571 - Disclosure - NOTES PAYABLE - Schedule of Notes Payable (Details) link:presentationLink link:calculationLink link:definitionLink 9955572 - Disclosure - NOTES PAYABLE - Narratives (Details) link:presentationLink link:calculationLink link:definitionLink 9955573 - Disclosure - NOTES PAYABLE - Schedule of Credit Facilities (Details) link:presentationLink link:calculationLink link:definitionLink 9955574 - Disclosure - ACCOUNTS PAYABLE AND OTHER (Details) link:presentationLink link:calculationLink link:definitionLink 9955575 - Disclosure - OTHER LONG-TERM LIABILITIES (Details) link:presentationLink link:calculationLink link:definitionLink 9955576 - Disclosure - INCOME TAXES - Geographic Components of Income/(Loss) (Details) link:presentationLink link:calculationLink link:definitionLink 9955577 - Disclosure - INCOME TAXES - Provision (Details) link:presentationLink link:calculationLink link:definitionLink 9955578 - Disclosure - INCOME TAXES - Reconciliation of Income Tax Expense (Details) link:presentationLink link:calculationLink link:definitionLink 9955579 - Disclosure - INCOME TAXES - Deferred Assets and Liabilities (Details) link:presentationLink link:calculationLink link:definitionLink 9955580 - Disclosure - INCOME TAXES - Deferred Assets and Liabilities, Net (Details) link:presentationLink link:calculationLink link:definitionLink 9955581 - Disclosure - INCOME TAXES - Deferred Assets and Valuation Allowance (Details) link:presentationLink link:calculationLink link:definitionLink 9955582 - Disclosure - INCOME TAXES - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955583 - Disclosure - INCOME TAXES - Income Tax Payments (Refunds) (Details) link:presentationLink link:calculationLink link:definitionLink 9955584 - Disclosure - INCOME TAXES - Reconciliation of Unrecognized Tax Benefit (Details) link:presentationLink link:calculationLink link:definitionLink 9955585 - Disclosure - LONG-TERM DEBT - Amounts Outstanding (Details) link:presentationLink link:calculationLink link:definitionLink 9955586 - Disclosure - LONG-TERM DEBT - Issued (Details) link:presentationLink link:calculationLink link:definitionLink 9955587 - Disclosure - LONG-TERM DEBT - Retired/Repaid (Details) link:presentationLink link:calculationLink link:definitionLink 9955588 - Disclosure - LONG-TERM DEBT - Principal Repayments (Details) link:presentationLink link:calculationLink link:definitionLink 9955589 - Disclosure - LONG-TERM DEBT - Interest Expense (Details) link:presentationLink link:calculationLink link:definitionLink 9955590 - Disclosure - LONG-TERM DEBT - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955591 - Disclosure - JUNIOR SUBORDINATED NOTES - Schedule of Junior Subordinated Notes (Details) link:presentationLink link:calculationLink link:definitionLink 9955592 - Disclosure - JUNIOR SUBORDINATED NOTES - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955593 - Disclosure - FOREIGN EXCHANGE (GAINS) LOSSES, NET (Details) link:presentationLink link:calculationLink link:definitionLink 9955594 - Disclosure - NON-CONTROLLING INTERESTS (Details) link:presentationLink link:calculationLink link:definitionLink 9955595 - Disclosure - COMMON SHARES - Reconciliation and Weighted Average Common Shares Outstanding (Details) link:presentationLink link:calculationLink link:definitionLink 9955596 - Disclosure - COMMON SHARES - Common Shares (Details) link:presentationLink link:calculationLink link:definitionLink 9955597 - Disclosure - COMMON SHARES - Dividend Reinvestment and Share Purchase Plan (Details) link:presentationLink link:calculationLink link:definitionLink 9955598 - Disclosure - COMMON SHARES - Weighted Average Common Shares Outstanding (Details) link:presentationLink link:calculationLink link:definitionLink 9955599 - Disclosure - COMMON SHARES - Options (Details) link:presentationLink link:calculationLink link:definitionLink 9955600 - Disclosure - COMMON SHARES - Stock Options Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955601 - Disclosure - COMMON SHARES - Stock Options Assumptions Used (Details) link:presentationLink link:calculationLink link:definitionLink 9955602 - Disclosure - COMMON SHARES - Summary of Additional Stock Options Information (Details) link:presentationLink link:calculationLink link:definitionLink 9955603 - Disclosure - COMMON SHARES - Shareholder Rights Plan (Details) link:presentationLink link:calculationLink link:definitionLink 9955604 - Disclosure - PREFERRED SHARES - Schedule of Preferred Shares (Details) link:presentationLink link:calculationLink link:definitionLink 9955605 - Disclosure - PREFERRED SHARES - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955606 - Disclosure - OTHER COMPREHENSIVE INCOME(LOSS) AND ACCUMULATED OTHER COMPREHENSIVE INCOME(LOSS) - Components (Details) link:presentationLink link:calculationLink link:definitionLink 9955606 - Disclosure - OTHER COMPREHENSIVE INCOME(LOSS) AND ACCUMULATED OTHER COMPREHENSIVE INCOME(LOSS) - Components (Details) link:presentationLink link:calculationLink link:definitionLink 9955607 - Disclosure - OTHER COMPREHENSIVE INCOME(LOSS) AND ACCUMULATED OTHER COMPREHENSIVE INCOME(LOSS) - Reconciliation (Details) link:presentationLink link:calculationLink link:definitionLink 9955608 - Disclosure - OTHER COMPREHENSIVE INCOME(LOSS) AND ACCUMULATED OTHER COMPREHENSIVE INCOME(LOSS) - Reclassifications (Details) link:presentationLink link:calculationLink link:definitionLink 9955609 - Disclosure - EMPLOYEE POST-RETIREMENT BENEFITS - Cash Payments, Changes and Balance Sheet Presentation (Details) link:presentationLink link:calculationLink link:definitionLink 9955610 - Disclosure - EMPLOYEE POST-RETIREMENT BENEFITS - Obligations, Fair Value and Weighted Average Assets (Details) link:presentationLink link:calculationLink link:definitionLink 9955611 - Disclosure - EMPLOYEE POST-RETIREMENT BENEFITS - Measured at Fair Value (Details) link:presentationLink link:calculationLink link:definitionLink 9955612 - Disclosure - EMPLOYEE POST-RETIREMENT BENEFITS - Net Change in Level III Fair Value (Details) link:presentationLink link:calculationLink link:definitionLink 9955613 - Disclosure - EMPLOYEE POST-RETIREMENT BENEFITS - Savings, Payments, Future Benefits and Assumptions (Details) link:presentationLink link:calculationLink link:definitionLink 9955614 - Disclosure - RISK MANAGEMENT AND FINANCIAL INSTRUMENTS - Derivatives Designated as a Net Investment Hedge (Details) link:presentationLink link:calculationLink link:definitionLink 9955615 - Disclosure - RISK MANAGEMENT AND FINANCIAL INSTRUMENTS - U.S. Dollar-Denominated Debt Designated as Net Investment Hedges (Details) link:presentationLink link:calculationLink link:definitionLink 9955616 - Disclosure - RISK MANAGEMENT AND FINANCIAL INSTRUMENTS - Counterparty Credit Risk (Details) link:presentationLink link:calculationLink link:definitionLink 9955617 - Disclosure - RISK MANAGEMENT AND FINANCIAL INSTRUMENTS - Fair Value of Non-Derivative Financial Instruments (Details) link:presentationLink link:calculationLink link:definitionLink 9955618 - Disclosure - RISK MANAGEMENT AND FINANCIAL INSTRUMENTS - Available for Sale and Balance Sheet Presentation (Details) link:presentationLink link:calculationLink link:definitionLink 9955619 - Disclosure - RISK MANAGEMENT AND FINANCIAL INSTRUMENTS - Derivatives in Fair Value Hedging Relationships (Details) link:presentationLink link:calculationLink link:definitionLink 9955620 - Disclosure - RISK MANAGEMENT AND FINANCIAL INSTRUMENTS - Notional and Maturity Summary (Details) link:presentationLink link:calculationLink link:definitionLink 9955621 - Disclosure - RISK MANAGEMENT AND FINANCIAL INSTRUMENTS - Unrealized and Realized (Losses) / Gains on Derivative Instruments (Details) link:presentationLink link:calculationLink link:definitionLink 9955622 - Disclosure - RISK MANAGEMENT AND FINANCIAL INSTRUMENTS - Derivatives in Cash Flow Hedging Relationships (Details) link:presentationLink link:calculationLink link:definitionLink 9955623 - Disclosure - RISK MANAGEMENT AND FINANCIAL INSTRUMENTS - Effect of Fair Value and Cash Flow Hedging Relationships (Details) link:presentationLink link:calculationLink link:definitionLink 9955624 - Disclosure - RISK MANAGEMENT AND FINANCIAL INSTRUMENTS - Offsetting of Derivative Instruments (Details) link:presentationLink link:calculationLink link:definitionLink 9955625 - Disclosure - RISK MANAGEMENT AND FINANCIAL INSTRUMENTS - Derivative Assets and Liabilities Measured on a Recurring Basis (Details) link:presentationLink link:calculationLink link:definitionLink 9955626 - Disclosure - RISK MANAGEMENT AND FINANCIAL INSTRUMENTS - Net Change in Fair Value of Derivative Assets and Liabilities Classified as Level III (Details) link:presentationLink link:calculationLink link:definitionLink 9955627 - Disclosure - CHANGES IN OPERATING WORKING CAPITAL (Details) link:presentationLink link:calculationLink link:definitionLink 9955628 - Disclosure - ACQUISITIONS AND DISPOSITIONS (Details) link:presentationLink link:calculationLink link:definitionLink 9955629 - Disclosure - COMMITMENTS, CONTINGENCIES AND GUARANTEES - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955630 - Disclosure - COMMITMENTS, CONTINGENCIES AND GUARANTEES - Guarantees (Details) link:presentationLink link:calculationLink link:definitionLink 9955631 - Disclosure - VARIABLE INTEREST ENTITIES - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955632 - Disclosure - VARIABLE INTEREST ENTITIES - Assets and Liabilities of Variable Interest Entities (Details) link:presentationLink link:calculationLink link:definitionLink 9955633 - Disclosure - VARIABLE INTEREST ENTITIES - Carrying Value of Non-consolidated VIEs and Maximum Exposure (Details) link:presentationLink link:calculationLink link:definitionLink