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Schedule II - Valuation and Qualifying Accounts
 12 Months Ended
Dec. 31, 2023
SEC Schedule, 12-09, Valuation and Qualifying Accounts [Abstract]  
Valuation and Qualifying Accounts
Exelon Corporation and Subsidiary Companies 
Schedule II – Valuation and Qualifying Accounts
Column AColumn BColumn CColumn DColumn E
Additions and adjustments
DescriptionBalance at
Beginning
of Period		Charged to
Costs and
Expenses		Charged
to Other
Accounts		DeductionsBalance at
End
of Period
(In millions)
For the year ended December 31, 2023
Allowance for credit losses(a)
$409 

$171 
(b)
$20 $201 
(c)
$399 
Deferred tax valuation allowance94 

— 

20 — 114 
For the year ended December 31, 2022



Allowance for credit losses(a)
$392 

$174 
(b)
$28 

$185 
(c)
$409 
Deferred tax valuation allowance37 

— 

57 — 94 
For the year ended December 31, 2021



Allowance for credit losses(a)
$405 

$107 
(b)
$— $120 
(c)
$392 
Deferred tax valuation allowance4 

— 

33 
(d)
— 37 
__________
(a)Excludes the noncurrent Allowance for credit losses related to PECO’s installment plan receivables of $6 million, $7 million, and $14 million for the years ended December 31, 2023, 2022, and 2021, respectively.
(b)The amount charged to costs and expenses includes the amount reclassified to Regulatory assets/liabilities under different mechanisms applicable to the different jurisdictions in which the Utility Registrants operate.
(c)Primarily reflects write-offs, net of recoveries, of individual accounts receivable.
(d)DPL recorded a full valuation allowance against Delaware net operating losses carryforwards due to a change in Delaware tax law. See Note 13 — Income Taxes of the Combined Notes to Consolidated Financial Statements for additional information on the valuation allowance.
Commonwealth Edison Company and Subsidiary Companies
(2) ComEd
(i)Financial Statements (Item 8):
Report of Independent Registered Public Accounting Firm dated February 21, 2024 of PricewaterhouseCoopers LLP (PCAOB ID 238)
Consolidated Statements of Operations and Comprehensive Income for the Years Ended December 31, 2023, 2022, and 2021
Consolidated Statements of Cash Flows for the Years Ended December 31, 2023, 2022, and 2021
Consolidated Balance Sheets at December 31, 2023 and 2022
Consolidated Statements of Changes in Shareholders’ Equity for the Years Ended December 31, 2023, 2022, and 2021
Notes to Consolidated Financial Statements
(ii)Financial Statement Schedule:
Schedule II—Valuation and Qualifying Accounts for the Years Ended December 31, 2023, 2022, and 2021
Schedules not included are omitted because of the absence of conditions under which they are required or because the required information is provided in the consolidated financial statements, including the notes thereto
Commonwealth Edison Company and Subsidiary Companies
Schedule II – Valuation and Qualifying Accounts
Column AColumn BColumn CColumn DColumn E
Additions and adjustments
DescriptionBalance at
Beginning
of Period		Charged to
Costs and
Expenses		Charged
to Other
Accounts		DeductionsBalance at
End
of Period
(In millions)
For the year ended December 31, 2023
Allowance for credit losses$76 $45 
(a)
$13 $48 
(b)
$86 
For the year ended December 31, 2022

Allowance for credit losses$90 $24 
(a)
$8 $46 
(b)
$76 
For the year ended December 31, 2021

Allowance for credit losses$118 $18 
(a)
$1 $47 
(b)
$90 
__________
(a)ComEd is allowed to recover from or refund to customers the difference between its annual credit loss expense and the amounts collected in rates annually through a rider mechanism. The amount charged to costs and expenses includes the amount that was reclassified to Regulatory assets/liabilities under such mechanism. See Note 3 – Regulatory Matters of the Combined Notes to Consolidated Financial Statements for additional information.
(b)Write-offs, net of recoveries of individual accounts receivable.
PECO Energy Company and Subsidiary Companies
(3) PECO
(i)Financial Statements (Item 8):
Report of Independent Registered Public Accounting Firm dated February 21, 2024 of PricewaterhouseCoopers LLP (PCAOB ID 238)
Consolidated Statements of Operations and Comprehensive Income for the Years Ended December 31, 2023, 2022, and 2021
Consolidated Statements of Cash Flows for the Years Ended December 31, 2023, 2022, and 2021
Consolidated Balance Sheets at December 31, 2023 and 2022
Consolidated Statements of Changes in Shareholder's Equity for the Years Ended December 31, 2023, 2022, and 2021
Notes to Consolidated Financial Statements
(ii)Financial Statement Schedule:
Schedule II—Valuation and Qualifying Accounts for the Years Ended December 31, 2023, 2022, and 2021
Schedules not included are omitted because of the absence of conditions under which they are required or because the required information is provided in the consolidated financial statements, including the notes thereto
PECO Energy Company and Subsidiary Companies
Schedule II – Valuation and Qualifying Accounts
Column AColumn BColumn CColumn DColumn E
  Additions and adjustments
DescriptionBalance at
Beginning
of Period		Charged to
Costs and
Expenses		Charged
to Other
Accounts		DeductionsBalance at
End
of Period
(In millions)
For the year ended December 31, 2023
Allowance for credit losses(a)
$114 

$43 
(b) 
$9 $63 
(c)
$103 
Deferred tax valuation allowance7 — — — 7 
For the year ended December 31, 2022

Allowance for credit losses(a)
$112 

$44 
(b) 
$14 $56 
(c)
$114 
Deferred tax valuation allowance3 — 4 — 7 
For the year ended December 31, 2021

Allowance for credit losses(a)
$124 

$32 
(b) 
$(6)$38 
(c)
$112 
Deferred tax valuation allowance1 — 2 — 3 
__________
(a)Excludes the noncurrent Allowance for credit losses related to PECO’s installment plan receivables of $6 million, $7 million, and $14 million for the years ended December 31, 2023, 2022, and 2021, respectively.
(b)The amount charged to costs and expenses includes the amount that was reclassified to the COVID-19 regulatory asset. See Note 3 – Regulatory Matters of the Combined Notes to Consolidated Financial Statements for additional information.
(c)Write-offs, net of recoveries of individual accounts receivable.
Baltimore Gas and Electric Company
(4) BGE
(i)Financial Statements (Item 8):
Report of Independent Registered Public Accounting Firm dated February 21, 2024 of PricewaterhouseCoopers LLP (PCAOB ID 238)
Statements of Operations and Comprehensive Income for the Years Ended December 31, 2023, 2022 and 2021
Statements of Cash Flows for the Years Ended December 31, 2023, 2022 and 2021
Balance Sheets at December 31, 2023 and 2022
Statements of Changes in Shareholder's Equity for the Years Ended December 31, 2023, 2022 and 2021
Notes to Financial Statements
(ii)Financial Statement Schedule:
Schedule II—Valuation and Qualifying Accounts for the Years Ended December 31, 2023, 2022, and 2021
Schedules not included are omitted because of the absence of conditions under which they are required or because the required information is provided in the consolidated financial statements, including the notes thereto
Baltimore Gas and Electric Company
Schedule II – Valuation and Qualifying Accounts
Column AColumn BColumn CColumn DColumn E
Additions and adjustments
DescriptionBalance at
Beginning
of Period		Charged to
Costs and
Expenses		Charged
to Other
Accounts		DeductionsBalance at
End
of Period
(In millions)
For the year ended December 31, 2023
Allowance for credit losses$64 

$26 
(a)
$5 

$42 
(b)
$53 
Deferred tax valuation allowance3 

— — 

— 3 
For the year ended December 31, 2022


Allowance for credit losses$47 

$37 
(a)
$6 

$26 
(b)
$64 
Deferred tax valuation allowance— 

— 3 

— 3 
For the year ended December 31, 2021


Allowance for credit losses$44 

$16 
(a)
$3 

$16 
(b)
$47 
Deferred tax valuation allowance— — — — — 
__________
(a)The amount charged to costs and expenses includes the amount that was reclassified to Regulatory assets/liabilities under different mechanisms as approved by the MDPSC.
(b)Write-offs, net of recoveries of individual accounts receivable.
Pepco Holdings LLC and Subsidiary Companies
(5) PHI
(i)Financial Statements (Item 8):
Report of Independent Registered Public Accounting Firm dated February 21, 2024 of PricewaterhouseCoopers LLP (PCAOB ID 238)
Consolidated Statements of Operations and Comprehensive Income for the Years Ended December 31, 2023, 2022, and 2021
Consolidated Statements of Cash Flows for the Years Ended December 31, 2023, 2022, and 2021
Consolidated Balance Sheets at December 31, 2023 and 2022
Consolidated Statements of Changes in Equity for the Years Ended December 31, 2023, 2022, and 2021
Notes to Consolidated Financial Statements
(ii)Financial Statement Schedule:
Schedule II—Valuation and Qualifying Accounts for the Years Ended December 31, 2023, 2022, and 2021
Schedules not included are omitted because of the absence of conditions under which they are required or because the required information is provided in the consolidated financial statements, including the notes thereto
Pepco Holdings LLC and Subsidiary Companies
Schedule II – Valuation and Qualifying Accounts
Column AColumn BColumn CColumn DColumn E
Additions and adjustments
DescriptionBalance at
Beginning
of Period		Charged to
Costs and
Expenses		Charged
to Other
Accounts		DeductionsBalance at
End
of Period
(In millions)
For the year ended December 31, 2023
Allowance for credit losses$155 $57 
(a)
$(7)$48 
(b)
$157 
Deferred tax valuation allowance35 — — — 35 
For the year ended December 31, 2022
Allowance for credit losses$143 $69 
(a)
$— $57 
(b)
$155 
Deferred tax valuation allowance31 — 4 — 35 
For the year ended December 31, 2021
Allowance for credit losses$119 $41 
(a)
$2 $19 
(b)
$143 
Deferred tax valuation allowance— — 31 
(c)
— 31 
__________
(a)The amount charged to costs and expenses includes the amount that was reclassified to Regulatory assets/liabilities under different mechanisms applicable to the different jurisdictions Pepco, DPL, and ACE operate in.
(b)Write-offs, net of recoveries of individual accounts receivable.
(c)DPL recorded a full valuation allowance against Delaware net operating losses carryforwards due to a change in Delaware tax law. See Note 13 — Income Taxes of the Combined Notes to Consolidated Financial Statements for additional information on the valuation allowance.
Potomac Electric Power Company
(6) Pepco
(i)Financial Statements (Item 8):
Report of Independent Registered Public Accounting Firm dated February 21, 2024 of PricewaterhouseCoopers LLP (PCAOB ID 238)
Statements of Operations and Comprehensive Income for the Years Ended December 31, 2023, 2022 and 2021
Statements of Cash Flows for the Years Ended December 31, 2023, 2022 and 2021
Balance Sheets at December 31, 2023 and 2022
Statements of Changes in Shareholder's Equity for the Years Ended December 31, 2023, 2022 and 2021
Notes to Financial Statements
(ii)Financial Statement Schedule:
Schedule II—Valuation and Qualifying Accounts for the Years Ended December 31, 2023, 2022, and 2021
Schedules not included are omitted because of the absence of conditions under which they are required or because the required information is provided in the consolidated financial statements, including the notes thereto
Potomac Electric Power Company
Schedule II – Valuation and Qualifying Accounts
Column AColumn BColumn CColumn DColumn E
Additions and adjustments
DescriptionBalance at
Beginning
of Period		Charged to
Costs and
Expenses		Charged
to Other
Accounts		DeductionsBalance at
End
of Period
(In millions)
For the year ended December 31, 2023
Allowance for credit losses$72 $31 
(a)
$(5)$18 
(b)
$80 
For the year ended December 31, 2022
Allowance for credit losses$53 $36 
(a)
$4 $21 
(b)
$72 
For the year ended December 31, 2021
Allowance for credit losses$45 $14 
(a)
$2 $8 
(b)
$53 
__________
(a)The amount charged to costs and expenses includes the amount that was reclassified to Regulatory assets/liabilities under different mechanisms as approved by the DCPSC and MDPSC.
(b)Write-offs, net of recoveries of individual accounts receivable.
Delmarva Power & Light Company
(7) DPL
(i)Financial Statements (Item 8):
Report of Independent Registered Public Accounting Firm dated February 21, 2024 of PricewaterhouseCoopers LLP (PCAOB ID 238)
Statements of Operations and Comprehensive Income for the Years Ended December 31, 2023, 2022 and 2021
Statements of Cash Flows for the Years Ended December 31, 2023, 2022 and 2021
Balance Sheets at December 31, 2023 and 2022
Statements of Changes in Shareholder's Equity for the Years Ended December 31, 2023, 2022 and 2021
Notes to Financial Statements
(ii)Financial Statement Schedule:
Schedule II—Valuation and Qualifying Accounts for the Years Ended December 31, 2023, 2022, and 2021
Schedules not included are omitted because of the absence of conditions under which they are required or because the required information is provided in the consolidated financial statements, including the notes thereto
Delmarva Power & Light Company
Schedule II – Valuation and Qualifying Accounts
Column AColumn BColumn CColumn DColumn E
Additions and adjustments
DescriptionBalance at
Beginning
of Period		Charged to
Costs and
Expenses		Charged
to Other
Accounts		DeductionsBalance at
End
of Period
(In millions)
For the year ended December 31, 2023
Allowance for credit losses$28 $10 
(a)
$— $11 
(b)
$27 
Deferred tax valuation allowance32 — — 

— 32 
For the year ended December 31, 2022
Allowance for credit losses$26 $13 
(a)
$(2)$9 
(b)
$28 
Deferred tax valuation allowance31 — 1 — 32 
For the year ended December 31, 2021
Allowance for credit losses$31 $6 
(a)
$(1)$10 
(b)
$26 
Deferred tax valuation allowance— — 31 
(c)
— 31 
__________
(a)The amount charged to costs and expenses includes the amount that was reclassified to Regulatory assets/liabilities under different mechanisms as approved by the DEPSC and MDPSC.
(b)Write-offs, net of recoveries of individual accounts receivable.
(c)DPL recorded a full valuation allowance against Delaware net operating losses carryforwards due to a change in Delaware tax law. See Note 13 — Income Taxes of the Combined Notes to Consolidated Financial Statements for additional information on the valuation allowance.
Atlantic City Electric Company and Subsidiary Company
(8) ACE
(i)Financial Statements (Item 8):
Report of Independent Registered Public Accounting Firm dated February 21, 2024 of PricewaterhouseCoopers LLP (PCAOB ID 238)
Consolidated Statements of Operations and Comprehensive Income for the Years Ended December 31, 2023, 2022, and 2021
Consolidated Statements of Cash Flows for the Years Ended December 31, 2023, 2022, and 2021
Consolidated Balance Sheets at December 31, 2023 and 2022
Consolidated Statements of Changes in Shareholder's Equity for the Years Ended December 31, 2023, 2022, and 2021
Notes to Consolidated Financial Statements
(ii)Financial Statement Schedule:
Schedule II—Valuation and Qualifying Accounts for the Years Ended December 31, 2023, 2022, and 2021
Schedules not included are omitted because of the absence of conditions under which they are required or because the required information is provided in the consolidated financial statements, including the notes thereto
Atlantic City Electric Company and Subsidiary Company
Schedule II – Valuation and Qualifying Accounts
Column AColumn BColumn CColumn DColumn E
Additions and adjustments
DescriptionBalance at
Beginning
of Period		Charged to
Costs and
Expenses		Charged
to Other
Accounts		DeductionsBalance at
End
of Period
(In millions)
For the year ended December 31, 2023
Allowance for credit losses$55 $16 
(a)
$(2)$19 
(b)
$50 
For the year ended December 31, 2022
Allowance for credit losses$64 $20 
(a)
$(2)$27 
(b)
$55 
For the year ended December 31, 2021
Allowance for credit losses$43 $21 
(a)
$1 $1 
(b)
$64 
__________
(a)ACE is allowed to recover from or refund to customers the difference between its annual credit loss expense and the amounts collected in rates annually through the Societal Benefits Charge. The amount charged to costs and expenses includes the amount that was reclassified to Regulatory assets/liabilities under such mechanism. See Note 3 – Regulatory Matters of the Combined Notes to Consolidated Financial Statements for additional information.
(b)Write-offs, net of recoveries of individual accounts receivable.