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RELATED PARTY TRANSACTIONS (Tables)
 3 Months Ended 12 Months Ended
Mar. 31, 2017
Dec. 31, 2016
RELATED PARTY TRANSACTIONS    
Summary of capital and operating costs charged to pipeline systems by related party

 

 

Three months ended

 

(unaudited)

 

March 31,

 

(millions of dollars)

 

2017

 

2016

 

 

 

 

 

 

 

Capital and operating costs charged by TransCanada’s subsidiaries to:

 

 

 

 

 

Great Lakes (a) 

 
8

 
7

 

Northern Border (a)

 
10

 
6

 

PNGTS (a) (c)

 
2

 
2

 

GTN (a) 

 
7

 
6

 

Bison (b)

 
1

 
(1

)

North Baja

 
1

 
1

 

Tuscarora

 
1

 
1

 

Impact on the Partnership’s net income:

 

 

 

 

 

Great Lakes

 
3

 
3

 

Northern Border

 
3

 
3

 

PNGTS (c)

 
1

 
1

 

GTN

 
7

 
5

 

Bison

 
1

 
1

 

North Baja

 
1

 
1

 

Tuscarora

 
1

 
1

 

 

(a)

Represents 100 percent of the costs.

(b)

In March 2016, Bison sold excess pipe (at cost ) to an affiliate.

(c)

Recast to consolidate PNGTS for all periods presented (Refer to Note 2).

 

 

 

 

Year ended December 31 (millions of dollars)

 

2016

 

2015

 

2014

 

 

 

 

 

 

 

 

 

Capital and operating costs charged by TransCanada’s subsidiaries to:

 

 

 

 

 

 

 

Great Lakes (a) 

 
30

 
30

 
30

 

Northern Border (a)

 
32

 
36

 
35

 

PNGTS (a) (b) 

 
8

 
8

 
8

 

GTN (a) (c)

 
27

 
30

 
30

 

Bison (a) (d)

 
2

 
4

 
6

 

North Baja

 
4

 
5

 
5

 

Tuscarora

 
5

 
4

 
4

 

Impact on the Partnership’s net income attributable to controlling interests:

 

 

 

 

 

 

 

Great Lakes

 
13

 
13

 
13

 

Northern Border

 
12

 
14

 
16

 

PNGTS (b)

 
5

 
5

 
5

 

GTN (c)

 
24

 
25

 
19

 

Bison (d)

 
3

 
4

 
4

 

North Baja

 
4

 
5

 
4

 

Tuscarora

 
4

 
4

 
4

 

 

Summary of amount payable to related party for costs charged

(unaudited)

 

 

 

 

 

(millions of dollars)

 

March 31, 2017

 

December 31, 2016

 

 

 

 

 

 

 

Net amounts payable to TransCanada’s subsidiaries is as follows:

 

 

 

 

 

Great Lakes (a)

 
3

 
4

 

Northern Border (a)

 
3

 
4

 

PNGTS (a) (c)

 
1

 
1

 

GTN

 
3

 
3

 

Bison

 

––

 
1

 

North Baja

 

––

 
1

 

Tuscarora

 
1

 
1

 

 

(a)

Represents 100 percent of the costs.

(b)

In March 2016, Bison sold excess pipe (at cost ) to an affiliate.

(c)

Recast to consolidate PNGTS for all periods presented (Refer to Note 2).

 

 

 

December 31 (millions of dollars)

 

2016

 

2015

 

Amount payable to TransCanada’s subsidiaries for costs charged in the year by:

 

 

 

 

 

Great Lakes (a)

 
4

 
3

 

Northern Border (a)

 
4

 
5

 

PNGTS (a) (b)

 
1

 
3

 

GTN

 
3

 
3

 

Bison

 
1

 

—

 

North Baja

 
1

 

—

 

Tuscarora

 
1

 
1

 

 

 

(a)

Represents 100 percent of the costs.

(b)

Recast to consolidate PNGTS for all periods presented (Refer to Note 2).

(c)

In 2015, the Partnership acquired the remaining 30 percent interest in GTN (Refer to Note 6).

(d)

In 2014, the Partnership acquired the remaining 30 percent interest in Bison (Refer to Note 6).