Accounts Receivable (Tables)

3 Months Ended

Mar. 31, 2024

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

Allowance for credit loss rollforward

The following tables present the rollforward of Allowance for Credit Losses on Customer Accounts Receivable.

	Three Months Ended March 31, 2024
	Exelon		ComEd		PECO		BGE		PHI		Pepco		DPL		ACE
Balance at December 31, 2023	$	317	$	69	$	95	$	46	$	107	$	52	$	19	$	36
Plus: Current period provision for expected credit losses(a)(b)(c)	79		22		23		15		19		12		3		4
Less: Write-offs(d), net of recoveries(e)	50		9		11		9		21		12		5		4
Balance at March 31, 2024	$	346	$	82	$	107	$	52	$	105	$	52	$	17	$	36
	Three Months Ended March 31, 2023
	Exelon		ComEd		PECO		BGE		PHI		Pepco		DPL		ACE
Balance at December 31, 2022	$	327	$	59	$	105	$	54	$	109	$	47	$	21	$	41
Plus: Current period provision for expected credit losses	108		22		39		30		17		9		7		1
Less: Write-offs, net of recoveries	46		7		14		11		14		7		2		5
Balance at March 31, 2023	$	389	$	74	$	130	$	73	$	112	$	49	$	26	$	37

_________

(a)For PECO, the change in current period provision for expected credit losses is primarily a result of decreased receivable balances.

(b)For BGE and DPL, the change in the current period provision for expected credit losses is primarily a result of changes in customer risk profile.

(c)For ACE, the change in current period provision for expected credit losses is primarily a result of increased receivable balances.

(d)For Pepco and DPL, the change in write-offs is primarily attributable to unfavorable customer payment behavior.

(e)Recoveries were not material to the Registrants.

The following tables present the rollforward of Allowance for Credit Losses on Other Accounts Receivable.

	Three Months Ended March 31, 2024
	Exelon		ComEd		PECO		BGE		PHI		Pepco		DPL		ACE
Balance at December 31, 2023	$	82	$	17	$	8	$	7	$	50	$	28	$	8	$	14
Plus: Current period provision for expected credit losses	18		3		5		2		8		7		—		1
Less: Write-offs, net of recoveries(a)	4		1		—		2		1		—		—		1
Balance at March 31, 2024	$	96	$	19	$	13	$	7	$	57	$	35	$	8	$	14
	Three Months Ended March 31, 2023
	Exelon		ComEd		PECO		BGE		PHI		Pepco		DPL		ACE
Balance at December 31, 2022	$	82	$	17	$	9	$	10	$	46	$	25	$	7	$	14
Plus: Current period provision for expected credit losses	14		2		3		4		5		3		1		1
Less: Write-offs, net of recoveries	5		1		1		2		1		—		—		1
Balance at March 31, 2023	$	91	$	18	$	11	$	12	$	50	$	28	$	8	$	14

_________

(a)Recoveries were not material to the Registrants.

Unbilled customer revenue

The following table provides additional information about unbilled customer revenues recorded in the Registrants' Consolidated Balance Sheets at March 31, 2024 and December 31, 2023.

	Unbilled customer revenues(a)
	Exelon		ComEd		PECO		BGE		PHI		Pepco		DPL		ACE
March 31, 2024	$	849	$	344	$	138	$	171	$	196	$	96	$	53	$	47
December 31, 2023	991		351		185		208		247		109		64		74

__________

(a)Unbilled customer revenues are classified in Customer accounts receivable, net in the Registrants' Consolidated Balance Sheets.

Purchases of accounts receivable

The Utility Registrants are required, under separate legislation and regulations in Illinois, Pennsylvania, Maryland, District of Columbia, Delaware, 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 table presents the total receivables purchased.

	Total receivables purchased
	Exelon		ComEd		PECO		BGE		PHI		Pepco		DPL		ACE
Three months ended March 31, 2024	$	1,060	$	235	$	297	$	219	$	309	$	194	$	60	$	55
Three months ended March 31, 2023	1,108		240		309		245		314		210		56		48