RELATED PARTY TRANSACTIONS (Tables)

3 Months Ended

Mar. 31, 2012

RELATED PARTY TRANSACTIONS

Schedule of costs charged by related party

(unaudited)	Three months ended March 31,
(millions of dollars)	2012		2011
Capital and operating costs charged by TransCanada's subsidiaries to:
Great Lakes(a)		8		8
Northern Border(a)		8		7
GTN(a)(b)		7		-
Bison(a)(b)		2		-
North Baja		1		1
Tuscarora		1		1
Impact on the Partnership's net income:
Great Lakes(a)		4		4
Northern Border(a)		4		3
GTN(a)(b)		7		-
Bison(a)(b)		1		-
North Baja		1		1
Tuscarora		1		1

(a) Represents 100 percent of the costs.

(b) There were no amounts from GTN and Bison in the 2011 period as the 25 percent interests in each were acquired in May 2011.

Schedule of amounts payable to related party for costs charged during the period

(unaudited)	March 31,		December 31,
(millions of dollars)		2012		2011
Amount payable to TransCanada's subsidiaries for costs charged in the year by:
Great Lakes(a)		3		3
Northern Border(a)		3		3
GTN(a)		3		3
Bison(a)		1		1
North Baja		-		1
Tuscarora		-		1

(a) Represents 100 percent of the costs.