Accounts Receivable (Tables)

3 Months Ended

Mar. 31, 2020

Accounts, Notes, Loans and Financing Receivable, Gross, Allowance, and Net [Abstract]

The following table provides additional information about unbilled customer revenues recorded in the Registrants' Consolidated Balance Sheets.



	Unbilled customer revenues^(a)
	Exelon		Generation		ComEd		PECO		BGE		PHI		Pepco		DPL		ACE
March 31, 2020	$	1,225	$	698	$	160	$	96	$	134	$	137	$	75	$	42	$	20
December 31, 2019	1,535		807		218		146		170		194		100		61		33

_________

(a)

Unbilled customer revenues are classified in customer accounts receivables, net in the Registrants' Consolidated Balance Sheets.

Allowance for credit loss rollforward

Allowance for Credit Losses on Accounts Receivable

The following table presents the rollforward of Allowance for Credit Losses on Customer Accounts Receivable.



	Three Months Ended March 31, 2020
	Exelon		Generation		ComEd		PECO		BGE		PHI		Pepco		DPL		ACE
Balance as of December 31, 2019	$	243	$	80	$	59	$	55	$	12	$	37	$	13	$	11	$	13
Plus: Current Period Provision for Expected Credit Losses	55		4		18		18		8		7		3		2		2
Less: Write-offs, net of recoveries^(a)	20		3		6		7		2		2		1		—		1
Balance as of March 31, 2020	$	278	$	81	$	71	$	66	$	18	$	42	$	15	$	13	$	14

_________


(a)	Recoveries were not material to the Registrants.

The following table presents the rollforward of Allowance for Credit Losses on Other Accounts Receivable.



	Three Months Ended March 31, 2020
	Exelon		Generation		ComEd		PECO		BGE		PHI		Pepco		DPL		ACE
Balance as of December 31, 2019	$	48	$	—	$	20	$	7	$	5	$	16	$	7	$	4	$	5
Plus: Current Period Provision for Expected Credit Losses	8		—		3		1		2		2		1		—		1
Less: Write-offs, net of recoveries^(a)	4		—		1		1		2		—		—		—		—
Balance as of March 31, 2020	$	52	$	—	$	22	$	7	$	5	$	18	$	8	$	4	$	6

_________


(a)	Recoveries were not material to the Registrants.

Purchases and sales of accounts receivable

Generation is required, under supplier tariffs in ISO-NE, MISO, NYISO and PJM, to sell customer and other receivables to utility companies, which include the Utility Registrants. The Utility Registrants are required, under separate legislation and regulations in Illinois, Pennsylvania, Maryland, District of Columbia and New Jersey, to purchase certain receivables from alternative retail electric and, as applicable, natural gas suppliers that participate in the utilities' consolidated billing. The following tables present the total receivables purchased and sold.



	Three Months Ended March 31, 2020
	Exelon		Generation		ComEd		PECO		BGE		PHI		Pepco		DPL		ACE
Total Receivables Purchased	$	781	$	—	$	280	$	284	$	195	$	264	$	165	$	53	$	46
Total Receivables Sold	507		749		—		—		—		—		—		—		—

Related Party Transactions:
Receivables purchased from Generation	—		—		34		67		69		72		51		13		8
Receivables sold to the Utility Registrants	—		242		—		—		—		—		—		—		—