SCHEDULE II VALUATION AND QUALIFYING ACCOUNTS

12 Months Ended

Dec. 31, 2012

SCHEDULE II VALUATION AND QUALIFYING ACCOUNTS [Abstract]

SCHEDULE II VALUATION AND QUALIFYING ACCOUNTS

SCHEDULE II

PERMA-FIX ENVIRONMENTAL SERVICES, INC.

VALUATION AND QUALIFYING ACCOUNTS

For the years ended December 31, 2012, 2011, and 2010

(Dollars in thousands)

Description		Balance at Beginning of Year		Additions Charged to Costs, Expenses and Other		Additions/ (Deductions) Due to Acquisition/ Divestitures			Deductions			Balance at End of Year
Year ended December 31, 2012:
Allowance for doubtful accounts- continuing operations	$	2,441	$	160		$	─		$	94	(b)	$	2,507
Allowance for doubtful accounts-discontinued operations	$	48	$	6		$	─		$	9	(b)	$	45
Allowance for deferred tax assets	$	7,360	$	(1,631	) (a)	$	─		$	─		$	5,729
Year ended December 31, 2011:
Allowance for doubtful accounts-continuing operations	$	215	$	83		$	2,260		$	117	(b)	$	2,441
Allowance for doubtful accounts-discontinued operations	$	97	$	175		$	(163	)	$	61	(b)	$	48
Allowance for deferred tax assets	$	11,944	$	5,087		$	503		$	─		$	7,360
Year ended December 31, 2010:
Allowance for doubtful accounts-continuing operations	$	226	$	59		$	─		$	70	(b)	$	215
Allowance for doubtful accounts-discontinued operations	$	70	$	75		$	─		$	48	(b)	$	97
Allowance for deferred tax assets	$	10,339	$	1,605		$	─		$	─		$	11,944

(a) Reversal of allowance on deferred tax asset primarily from valuation provided for state net operating loss ("NOL") related to asset impairment.

(b) Customer receivables deemed to be uncollectible.