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INTANGIBLE ASSETS (Tables)

12 Months Ended

Dec. 31, 2012

INTANGIBLE ASSETS

Schedule of intangible assets

		Weighted Average				Accumulated
December 31, 2012		Amortization Rate		Cost		Amortization		Net
(millions of Canadian dollars)
Software		11.9%		622		180		442
Natural gas supply opportunities		3.8%		291		50		241
Power purchase agreements		4.7%		85		4		81
Transportation agreements		2.9%		50		13		37
Other		5.6%		20		4		16
				1,068		251		817
		Weighted Average				Accumulated
December 31, 2011		Amortization Rate		Cost		Amortization		Net
(millions of Canadian dollars)
Software		12.7%		471		155		316
Natural gas supply opportunities		3.6%		296		39		257
Power purchase agreements		4.6%		78		2		76
Transportation agreements		2.9%		53		10		43
Other		6.0%		27		8		19
				925		214		711

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- Definition

Tabular disclosure of assets, excluding financial assets and goodwill, lacking physical substance with a finite life, by either major class or business segment.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 350

-SubTopic 30

-Section 50

-Paragraph 2

-Subparagraph (a)

-URI http://asc.fasb.org/extlink&oid=7658586&loc=d3e16323-109275



Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 350

-SubTopic 30

-Section 50

-Paragraph 1

-Subparagraph (a)

-URI http://asc.fasb.org/extlink&oid=7658586&loc=d3e16265-109275

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