Schedule II

12 Months Ended

Dec. 31, 2011

Schedule II [Abstract]

Schedule II

Schedule II, Valuation and Qualifying Accounts, for each registrant is submitted below.

Pepco Holdings, Inc.

Col. A	Col. B		Col. C				Col. D			Col. E
			Additions
Description	Balance at Beginning of Period		Charged to Costs and Expenses		Charged to Other Accounts (a)		Deductions (b)			Balance at End of Period
	(millions of dollars)
Year Ended December 31, 2011 Allowance for uncollectible accounts - customer and other accounts receivable	$	51	$	45	$	8	$	(55	)	$	49
Year Ended December 31, 2010 Allowance for uncollectible accounts - customer and other accounts receivable	$	44	$	53	$	6	$	(52	)	$	51
Year Ended December 31, 2009 Allowance for uncollectible accounts - customer and other accounts receivable	$	35	$	52	$	6	$	(49	)	$	44

(a) Collection of accounts previously written off.

(b) Uncollectible accounts written off.

 Potomac Electric Power Company

Col. A	Col. B		Col. C				Col. D			Col. E
			Additions
Description	Balance at Beginning of Period		Charged to Costs and Expenses		Charged to Other Accounts (a)		Deductions (b)			Balance at End of Period
	(millions of dollars)
Year Ended December 31, 2011 Allowance for uncollectible accounts - customer and other accounts receivable	$	20	$	21	$	2	$	(25	)	$	18
Year Ended December 31, 2010 Allowance for uncollectible accounts - customer and other accounts receivable	$	17	$	26	$	1	$	(24	)	$	20
Year Ended December 31, 2009 Allowance for uncollectible accounts - customer and other accounts receivable	$	15	$	23	$	1	$	(22	)	$	17

(a) Collection of accounts previously written off.

(b) Uncollectible accounts written off.

Delmarva Power & Light Company

Col. A	Col. B		Col. C				Col. D			Col. E
			Additions
Description	Balance at Beginning of Period		Charged to Costs and Expenses		Charged to Other Accounts (a)		Deductions (b)			Balance at End of Period
	(millions of dollars)
Year Ended December 31, 2011 Allowance for uncollectible accounts - customer and other accounts receivable	$	13	$	11	$	3	$	(15	)	$	12
Year Ended December 31, 2010 Allowance for uncollectible accounts - customer and other accounts receivable	$	12	$	13	$	3	$	(15	)	$	13
Year Ended December 31, 2009 Allowance for uncollectible accounts - customer and other accounts receivable	$	10	$	15	$	3	$	(16	)	$	12

(a) Collection of accounts previously written off.

(b) Uncollectible accounts written off.

Atlantic City Electric Company

Col. A	Col. B		Col. C				Col. D			Col. E
			Additions
Description	Balance at Beginning of Period		Charged to Costs and Expenses		Charged to Other Accounts (a)		Deductions (b)			Balance at End of Period
	(millions of dollars)
Year Ended December 31, 2011 Allowance for uncollectible accounts - customer and other accounts receivable	$	11	$	13	$	3	$	(15	)	$	12
Year Ended December 31, 2010 Allowance for uncollectible accounts - customer and other accounts receivable	$	7	$	13	$	2	$	(11	)	$	11
Year Ended December 31, 2009 Allowance for uncollectible accounts - customer and other accounts receivable	$	6	$	9	$	2	$	(10	)	$	7

(a) Collection of accounts previously written off.

(b) Uncollectible accounts written off.