ACQUISITION (Tables)

12 Months Ended

Dec. 31, 2017

Schedule of net purchase price

(millions of dollars)
Net Purchase Price(a)	593
Less: TransCanada's carrying value of Iroquois at June 1, 2017	223
Excess purchase price(b)	370

(a)	Total purchase price of $710 million plus final working capital adjustment of $19 million and the additional consideration on Iroquois surplus cash amounting to approximately $28 million less the assumption of $164 million of proportional Iroquois debt by the Partnership.
(b)	The excess purchase price of $370 million was recorded as a reduction in Partners' Equity.

Schedule of purchase price allocation

(millions of dollars)
Current assets	25
Property, plant and equipment, net	294
Current liabilities	(4	)
Deferred state income taxes	(10	)
Long-term debt, including current portion	(41	)
	264
Non-controlling interest	(100	)
Carrying value of pre-existing Investment in PNGTS	(132	)
TransCanada's carrying value of the acquired 11.81 percent interest at June 1, 2017	32
Excess purchase price over net assets acquired(a)	21
Total cash consideration(b)	53

(a)	The excess purchase price of $21 million was recorded as a reduction in Partners' Equity.
(b)	Total purchase price of $55 million plus the final working capital adjustment of $3 million less the assumption of $5 million of proportional PNGTS debt by the Partnership.

Portland Natural Gas Transmission System

Schedule of purchase price

(millions of dollars)
Net Purchase Price(a)	193
Less: TransCanada's carrying value of PNGTS' net assets at January 1, 2016	120
Excess purchase price(b)	73

(a)	Total purchase price of $228 million less the assumption of $35 million of proportional PNGTS debt by the Partnership.
(b)	The excess purchase price of $73 million was recorded as a reduction in Partners' Equity.

GTN

Schedule of purchase price

(millions of dollars)
Net Purchase Price(a)	359
Less: TransCanada's carrying value of non-controlling interest at April 1, 2015	232
Excess purchase price(b)	127

(a)	Total purchase price of $457 million less the assumption of $98 million of proportional GTN debt by the Partnership.
(b)	The excess purchase price of $127 million was recorded as a reduction in Partners' Equity.