DEBT AND CREDIT FACILITIES (Tables)

12 Months Ended

Dec. 31, 2019

DEBT AND CREDIT FACILITIES

Schedule of debt and credit facilities

			Weighted Average			Weighted Average
			Interest Rate for the			Interest Rate for the
			Year Ended			Year Ended
(millions of dollars)	2019		December 31, 2019		2018	December 31, 2018
TC PipeLines, LP
Senior Credit Facility due 2021	—		—		40	3.14	%
2013 Term Loan Facility due 2022	450		3.52	%	500	3.23	%
4.65% Unsecured Senior Notes due 2021	350		4.65	%(a)	350	4.65	%(a)
4.375% Unsecured Senior Notes due 2025	350		4.375	%(a)	350	4.375	%(a)
3.90 % Unsecured Senior Notes due 2027	500		3.90	%(a)	500	3.90	%(a)
GTN
5.29% Unsecured Senior Notes due 2020	100		5.29	%(a)	100	5.29	%(a)
5.69% Unsecured Senior Notes due 2035	150		5.69	%(a)	150	5.69	%(a)
Unsecured Term Loan Facility due 2019	—		—		35	2.93	%
PNGTS
Revolving Credit Facility due 2023	39		3.47	%	19	3.55	%
Tuscarora
Unsecured Term Loan due 2020	23		3.39	%	24	3.10	%
North Baja
Unsecured Term Loan due 2021	50		3.34	%	50	3.54	%
	2,012				2,118
Less:unamortized debt issuance costs and debt discount	9				10
Less: current portion	123	(b)			36
	1,880				2,072

(a) Fixed interest rate.

(b) Includes GTN’s 5.29% Unsecured Senior Notes due June 1, 2020 and Tuscarora’s Unsecured Term Loan due August 21, 2020.

Schedule of principal repayments required on debt

(millions of dollars)
2020	123
2021	400
2022	450
2023	39
2024	—
Thereafter	1,000
	2,012