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OTHER CURRENT ASSETS
 12 Months Ended
Dec. 31, 2016
Other Assets [Abstract]  
OTHER CURRENT ASSETS
OTHER CURRENT ASSETS
at December 31
2016

 
2015

(millions of Canadian $)
 
 
 
 
 
Fair value of derivative contracts (Note 24)
376

 
442

Cash provided as collateral
313

 
590

Prepaid expenses
131

 
132

Regulatory assets (Note 10)
33

 
85

Other1
55

 
89

 
908

 
1,338


1
Includes current portion of note receivable from the seller of Ravenswood of $55 million (US$40 million) at December 31, 2015. As of November 1, 2016, all Ravenswood assets including the current portion of the note receivable have been reclassified to Assets held for sale (Note 6).