Spectra Energy Corp. | 2013 | FY | 3


Reconciliation of Changes in Asset Retirement Obligation Liabilities
 
2013
 
2012
 
(in millions)
Balance at beginning of year
$
188

 
$
173

Accretion expense
9

 
9

Revisions in estimated cash flows (a)
172

 
3

Foreign currency exchange impact
(12
)
 
5

Liabilities settled
(7
)
 
(2
)
Balance at end of year (b)
$
350

 
$
188


__________
(a)
Reflects revised assumptions regarding expected future costs of abandonments at Union Gas.
(b)
Amounts included in Deferred Credits and Other Liabilities in the Consolidated Balance Sheets.

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