Schedule of Valuation and Qualifying Accounts Disclosure

12 Months Ended

Dec. 31, 2014

Valuation and Qualifying Accounts [Abstract]

Schedule of Valuation and Qualifying Accounts Disclosure

CALPINE CORPORATION AND SUBSIDIARIES

SCHEDULE II VALUATION AND QUALIFYING ACCOUNTS

Description	Balance at Beginning of Year		Charged to Expense			Charged to Other Accounts			Deductions(1)			Balance at End of Year
	(in millions)
Year Ended December 31, 2014
Allowance for doubtful accounts	$	5	$	(1	)	$	—		$	—		$	4
Deferred tax asset valuation allowance	2,246		(410		)	—			—			1,836
Year Ended December 31, 2013
Allowance for doubtful accounts	$	6	$	4		$	(5	)	$	—		$	5
Deferred tax asset valuation allowance	2,222		24			—			—			2,246
Year Ended December 31, 2012
Allowance for doubtful accounts	$	13	$	(1	)	$	(1	)	$	(5	)	$	6
Deferred tax asset valuation allowance	2,336		(114		)	—			—			2,222

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(1) Represents write-offs of accounts considered to be uncollectible and previously reserved.