RELATED PARTY TRANSACTIONS (Tables)

9 Months Ended

Sep. 30, 2016

RELATED PARTY TRANSACTIONS

Summary of capital and operating costs charged to pipeline systems by related party

	Three months ended		Nine months ended
(unaudited)	September 30,		September 30,
(millions of dollars)	2016	2015	2016	2015
Capital and operating costs charged by TransCanada’s subsidiaries to:
Great Lakes (a)	8	7	22	21
Northern Border (a)	9	10	25	26
PNGTS (a), (c)	2	—	6	—
GTN (a), (b)	8	8	20	22
Bison (d)	1	1	1	3
North Baja	1	1	3	4
Tuscarora	1	1	3	3
Impact on the Partnership’s net income:
Great Lakes	3	3	9	9
Northern Border	3	3	9	10
PNGTS (c)	1	—	3	—
GTN (b)	7	6	18	17
Bison	1	1	2	3
North Baja	1	1	3	4
Tuscarora	1	1	3	3

Summary of amount payable to related party for costs charged

(unaudited)
(millions of dollars)	September 30, 2016	December 31, 2015
Net amounts payable to TransCanada’s subsidiaries is as follows:
Great Lakes (a)	3	3
Northern Border (a)	3	5
PNGTS (a)	1	—
GTN	3	3
Bison	—	—
North Baja	—	—
Tuscarora	1	1

^(a) Represents 100 percent of the costs.

^(b) In April 2015, the Partnership acquired the remaining 30 percent interest in GTN.

^(c) In January 2016, the Partnership acquired 49.9 percent interest in PNGTS.

^(d) Net of proceeds of $1 million from the sale of excess pipe (at cost) to an affiliate.