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Income and Other Taxes (Tables)

12 Months Ended

Dec. 31, 2025

Income Taxes [Line Items]

Components of Deferred Tax Assets and Liabilities

Significant components of PPL's deferred income tax assets and liabilities were as follows:

			2025						2024
Deferred Tax Assets
Deferred investment tax credits			$	27					$	28
Regulatory liabilities			186						133
Income taxes due to customers			397						418
Accrued pension and postretirement costs			99						112
State loss carryforwards			181						224
Federal and state tax credit carryforwards			35						24
Internal Revenue Code Section 197 intangibles			67						72
Contributions in aid of construction			206						163
Bad debt			34						37
Other			130						114
Valuation allowances			(184)						(224)
Total deferred tax assets			1,178						1,101
Deferred Tax Liabilities
Plant - net			4,105						3,898
Regulatory assets			432						432
Prepayments			49						39
Goodwill			52						38
Other			37						38
Total deferred tax liabilities			4,675						4,445
Net deferred tax liability			$	3,497					$	3,344

Summary of Operating Loss Carryforwards and Tax Credit Carryforwards

At December 31, 2025, PPL had the following loss and tax credit carryforwards, related deferred tax assets and valuation allowances recorded against the deferred tax assets:

			Gross						Deferred Tax Asset						Valuation Allowance						Expiration
Loss and other carryforwards
State net operating losses			$	4,281					$	181					$	(181)					2026-2045
State charitable contributions			1						—						—						2026-2030
Foreign capital loss			8						2						(2)						Indefinite

			Gross						Deferred Tax Asset						Valuation Allowance						Expiration
Credit carryforwards
Federal investment tax credit									$	26					$	—					2045
Federal - other									2						—						2045
State recycling credit									6						—						2028
State - other									2						—						Indefinite

Schedule of Valuation and Qualifying Accounts of Deferred Tax Assets

The changes in deferred tax valuation allowances were as follows:

									Additions
			Balance at Beginning of Period						Charged to Income						Charged to Other Accounts						Deductions						Balance at End of Period
2025			$	224					$	4					$	—					$	44		(a)			$	184
2024			245						3						1						25			(b)			224
2023			213						54			(c)			—						22			(d)			245

(a)In 2025, PPL recorded a $41 million decrease in a valuation allowance on a 2005 state net operating loss carryforward that expired in 2025.

(b)In 2024, PPL recorded a $23 million decrease in a valuation allowance on a 2004 state net operating loss carryforward that expired in 2024.

(c)PPL has a Pennsylvania net operating loss fully offset by a valuation allowance. In 2023, PPL adjusted the net operating loss and related valuation allowance to be recorded at the current estimate of the applicable rate at which each portion of the net operating loss that will expire and be written off as the rate is reduced annually by one half a percentage point until the rate reaches to 4.99% in 2031.

(d)In 2023, PPL recorded a $22 million decrease in a valuation allowance on a 2003 state net operating loss carryforward that expired in 2023.

Components of Income Tax Expense (Benefit)

Details of the components of income tax expense, a reconciliation of federal income taxes derived from statutory tax rates applied to "Income Before Income Taxes" to income taxes for reporting purposes, income tax cash payments and refunds by federal and state jurisdictions, and details of "Taxes, other than income" were as follows:

			2025						2024						2023
Income Tax Expense (Benefit)
Current - Federal (a)			$	46					$	23					$	(175)
Current - State			53						9						37
Total Current Expense (Benefit)			99						32						(138)
Deferred - Federal (a)			172						137						286
Deferred - State			27						64						48
Total Deferred Expense (Benefit), excluding operating loss carryforwards			199						201						334
Amortization of investment tax credit			(3)						(3)						(3)
Tax expense (benefit) of operating loss carryforwards
Deferred - Federal			1						1						3
Deferred - State			(5)						(3)						(12)
Total Tax Expense (Benefit) of Operating Loss Carryforwards			(4)						(2)						(9)
Total income tax expense (benefit)			$	291					$	228					$	184
Total income tax expense (benefit) - Federal			$	216					$	158					$	111
Total income tax expense (benefit) - State			75						70						73
Total income tax expense (benefit)			$	291					$	228					$	184

(a)In 2025, 2024, and 2023, PPL purchased approximately $153 million, $27 million and $300 million of renewable tax credits and recorded a current tax benefit and a deferred tax expense for utilization of approximately $138 million, $61 million and $250 million of the credits, respectively.

In the table above, the following income tax expense (benefit) are excluded from income taxes:

			2025						2024						2023
Other comprehensive income			$	(6)					$	(8)					$	(14)
Valuation allowance recorded to other comprehensive income			—						—						(1)
Total			$	(6)					$	(8)					$	(15)

Reconciliation of Income Tax Expense Derived From Statutory Tax Rate

Details of the components of income tax expense, a reconciliation of federal income taxes derived from statutory tax rates applied to "Income Before Income Taxes" to income taxes for reporting purposes, income tax cash payments and refunds by federal and state jurisdictions, and details of "Taxes, other than income" were as follows:

			2025												2024												2023
			Amount						Percent						Amount						Percent						Amount						Percent
Reconciliation of Income Tax Expense (Benefit)
Federal income tax on Income Before Income Taxes at statutory tax rate			$	309					21.0		%				$	234					21.0		%				$	194					21.0		%
Increase (decrease) due to:
State income taxes, net of federal income tax benefit (a)			75						5.0		%				67						6.1		%				69						7.5		%
Tax credits (federal):
Investment tax credits			(17)						(1.1)		%				(5)						(0.5)		%				(19)						(2.1)		%
Other tax credits			(1)						(0.1)		%				(5)						(0.5)		%				(7)						(0.7)		%
Subtotal			(18)						(1.2)		%				(10)						(1.0)		%				(26)						(2.8)		%
Utility rate-making tax adjustments (federal and state):
Amortization of excess deferred taxes			(51)						(3.4)		%				(46)						(4.1)		%				(48)						(5.2)		%
AFUDC Equity			(20)						(1.3)		%				(10)						(0.9)		%				(6)						(0.7)		%
Flow-through rate-making (b)			(10)						(0.6)		%				(11)						(1.0)		%				(4)						(0.5)		%
Subtotal			(81)						(5.3)		%				(67)						(6.0)		%				(58)						(6.4)		%
Other			6						0.3		%				4						0.3		%				5						0.6		%
Total increase (decrease)			(18)						(1.2)		%				(6)						(0.6)		%				(10)						(1.1)		%
Total income tax expense			$	291					19.8		%				$	228					20.4		%				$	184					19.9		%

(a)    Jurisdictions that make up the majority of state income taxes, net of federal effect, are Kentucky and Pennsylvania.

(b)    Flow-through occurs when the regulator excludes deferred tax expense or benefit from recoverable costs when determining income tax expense.

Details of Taxes Other Than Income

Details of the components of income tax expense, a reconciliation of federal income taxes derived from statutory tax rates applied to "Income Before Income Taxes" to income taxes for reporting purposes, income tax cash payments and refunds by federal and state jurisdictions, and details of "Taxes, other than income" were as follows:

			2025						2024						2023
Taxes, other than income
State gross earnings and state gross receipts			$	214					$	167					$	195
Property and other			209						207						197
Total			$	423					$	374					$	392

Income Tax Cash Payments (Refunds) by Federal and State Jurisdictions

Income tax cash payments (refunds) by federal and state jurisdictions:

			2025						2024						2023
Federal			$	66		(a)			$	(149)		(b)			$	252		(c)
Pennsylvania			20						21						24
Kentucky			6						4						4
Other states			1						1						1
Total			$	93					$	(123)					$	281

(a)    Includes purchase price of transferable tax credits of $40 million.

(b)    Includes refund for the carry-back of acquired transferable tax credits applied to the 2021 tax return of $200 million and purchase price of transferable tax credits of $20 million.

(c)    Includes refund of $55 million and purchase price of transferable tax credits of $282 million.

PPL Electric Utilities Corp [Member]

Income Taxes [Line Items]

Components of Deferred Tax Assets and Liabilities

Significant components of PPL Electric's deferred income tax assets and liabilities were as follows:

			2025						2024
Deferred Tax Assets
Accrued pension and postretirement costs			$	29					$	36
Contributions in aid of construction			156						120
Regulatory liabilities			57						40
Income taxes due to customers			177						184
Other			25						22
Total deferred tax assets			444						402
Deferred Tax Liabilities
Electric utility plant - net			2,028						1,934
Regulatory assets			165						160
Prepayments			30						30
Other			2						4
Total deferred tax liabilities			2,225						2,128
Net deferred tax liability			$	1,781					$	1,726

Components of Income Tax Expense (Benefit)

Details of the components of income tax expense, a reconciliation of federal income taxes derived from statutory tax rates applied to "Income Before Income Taxes" to income taxes for reporting purposes, income tax cash payments and refunds by federal and state jurisdictions, and details of "Taxes, other than income" were as follows:

			2025						2024						2023
Income Tax Expense
Current - Federal			$	136					$	44					$	91
Current - State			44						4						31
Total Current Expense			180						48						122
Deferred - Federal			17						86						28
Deferred - State			7						42						18
Total Deferred Expense, excluding operating loss carryforwards			24						128						46
Total income tax expense			$	204					$	176					$	168
Total income tax expense - Federal			$	153					$	130					$	119
Total income tax expense - State			51						46						49
Total income tax expense			$	204					$	176					$	168

Reconciliation of Income Tax Expense Derived From Statutory Tax Rate

Details of the components of income tax expense, a reconciliation of federal income taxes derived from statutory tax rates applied to "Income Before Income Taxes" to income taxes for reporting purposes, income tax cash payments and refunds by federal and state jurisdictions, and details of "Taxes, other than income" were as follows:

			2025												2024												2023
			Amount						Percent						Amount						Percent						Amount						Percent
Reconciliation of Income Tax Expense (Benefit)
Taxes at statutory tax rate			$	177					21.0		%				$	158					21.0		%				$	144					21.0		%
Increase (decrease) due to:
State income taxes, net of federal income tax benefit (a)			52						6.1		%				47						6.2		%				48						7.1		%
Utility rate-making tax adjustments (federal and state):
Amortization of excess deferred federal income taxes			(10)						(1.2)		%				(10)						(1.3)		%				(11)						(1.6)		%
AFUDC Equity			(8)						(1.0)		%				(6)						(0.7)		%				(4)						(0.7)		%
Flow-through rate-making (b)			(10)						(1.2)		%				(11)						(1.5)		%				(4)						(0.7)		%
Subtotal			(28)						(3.4)		%				(27)						(3.5)		%				(19)						(3.0)		%
Other			3						0.5		%				(2)						(0.2)		%				(5)						(0.6)		%
Total increase (decrease)			27						3.2		%				18						2.5		%				24						3.5		%
Total income tax expense			$	204					24.2		%				$	176					23.5		%				$	168					24.5		%

(a)    The jurisdiction that makes up the majority of state income taxes, net of federal effect, is Pennsylvania.

(b)    Flow-through occurs when the regulator excludes deferred tax expense or benefit from recoverable costs when determining income tax expense.

Details of Taxes Other Than Income

Details of the components of income tax expense, a reconciliation of federal income taxes derived from statutory tax rates applied to "Income Before Income Taxes" to income taxes for reporting purposes, income tax cash payments and refunds by federal and state jurisdictions, and details of "Taxes, other than income" were as follows:

			2025						2024						2023
Taxes, other than income
State gross receipts			$	144					$	122					$	136
Property and other			7						9						7
Total			$	151					$	131					$	143

Income Tax Cash Payments (Refunds) by Federal and State Jurisdictions

Income tax cash payments by federal and state jurisdictions:

			2025						2024						2023
Federal			$	109					$	62					$	68
Pennsylvania			20						21						24
Total			$	129					$	83					$	92

Louisville Gas And Electric Co [Member]

Income Taxes [Line Items]

Components of Deferred Tax Assets and Liabilities

Significant components of LG&E's deferred income tax assets and liabilities were as follows:

			2025						2024
Deferred Tax Assets
Contributions in aid of construction			$	17					$	18
Regulatory liabilities			18						18
Accrued pension and postretirement costs			—						4
Deferred investment tax credits			7						7
Income taxes due to customers			104						110
State tax credit carryforwards			5						6
Lease liabilities			4						4
Other			9						6
Valuation allowances			(5)						(6)
Total deferred tax assets			159						167
Deferred Tax Liabilities
Plant - net			884						875
Regulatory assets			87						88
Lease right-of-use assets			4						4
Other			3						3
Total deferred tax liabilities			978						970
Net deferred tax liability			$	819					$	803

Components of Income Tax Expense (Benefit)

Details of the components of income tax expense, a reconciliation of federal income taxes derived from statutory tax rates applied to "Income Before Income Taxes" to income taxes for reporting purposes, income tax cash payments and refunds by federal and state jurisdictions, and details of "Taxes, other than income" were:

			2025						2024						2023
Income Tax Expense (Benefit)
Current - Federal			$	72					$	60					$	70
Current - State			14						11						13
Total Current Expense (Benefit)			86						71						83
Deferred - Federal			(10)						1						(15)
Deferred - State			3						6						2
Total Deferred Expense (Benefit)			(7)						7						(13)
Amortization of investment tax credit - Federal			(1)						(1)						(1)
Total income tax expense (benefit)			$	78					$	77					$	69
Total income tax expense (benefit) - Federal			$	61					$	60					$	54
Total income tax expense (benefit) - State			17						17						15
Total income tax expense (benefit)			$	78					$	77					$	69

Reconciliation of Income Tax Expense Derived From Statutory Tax Rate

Details of the components of income tax expense, a reconciliation of federal income taxes derived from statutory tax rates applied to "Income Before Income Taxes" to income taxes for reporting purposes, income tax cash payments and refunds by federal and state jurisdictions, and details of "Taxes, other than income" were:

			2025												2024												2023
			Amount						Percent						Amount						Percent						Amount						Percent
Reconciliation of Income Tax Expense (Benefit)
Taxes at statutory tax rate			$	81					21.0		%				$	79					21.0		%				$	70					21.0		%
Increase (decrease) due to:
State income taxes, net of federal income tax benefit (a)			15						3.8		%				14						3.7		%				13						3.8		%
Utility rate-making tax adjustments (federal and state):
Amortization of excess deferred taxes			(14)						(3.5)		%				(13)						(3.4)		%				(13)						(3.9)		%
AFUDC Equity			(4)						(1.1)		%				(2)						(0.4)		%				(1)						(0.3)		%
Subtotal			(18)						(4.6)		%				(15)						(3.8)		%				(14)						(4.2)		%
Other			—						—		%				(1)						(0.3)		%				—						—		%
Total increase (decrease)			(3)						(0.8)		%				(2)						(0.4)		%				(1)						(0.4)		%
Total income tax expense			$	78					20.2		%				$	77					20.6		%				$	69					20.6		%

(a)The jurisdiction that makes up the majority of state income taxes, net of federal effect, is Kentucky.

Details of Taxes Other Than Income

Details of the components of income tax expense, a reconciliation of federal income taxes derived from statutory tax rates applied to "Income Before Income Taxes" to income taxes for reporting purposes, income tax cash payments and refunds by federal and state jurisdictions, and details of "Taxes, other than income" were:

			2025						2024						2023
Taxes, other than income
Property and other			$	51					$	49					$	48
Total			$	51					$	49					$	48

Income Tax Cash Payments (Refunds) by Federal and State Jurisdictions

Income tax cash payments by federal and state jurisdictions:

			2025						2024						2023
Federal			$	67					$	62					$	71
Kentucky			14						11						13
Total			$	81					$	73					$	84

Kentucky Utilities Co [Member]

Income Taxes [Line Items]

Components of Deferred Tax Assets and Liabilities

Significant components of KU's deferred income tax assets and liabilities were as follows:

			2025						2024
Deferred Tax Assets
Contributions in aid of construction			$	17					$	12
Regulatory liabilities			31						29
Deferred investment tax credits			20						20
Income taxes due to customers			117						124
State tax credit carryforwards			3						4
Lease liabilities			7						6
Other			8						4
Valuation allowances			(1)						(2)
Total deferred tax assets			202						197
Deferred Tax Liabilities
Plant - net			1,085						1,053
Regulatory assets			56						55
Pension and postretirement costs			8						6
Lease right-of-use assets			7						6
Other			2						1
Total deferred tax liabilities			1,158						1,121
Net deferred tax liability			$	956					$	924

Components of Income Tax Expense (Benefit)

Details of the components of income tax expense, a reconciliation of federal income taxes derived from statutory tax rates applied to "Income Before Income Taxes" to income taxes for reporting purposes, income tax cash payments and refunds by federal and state jurisdictions, and details of "Taxes, other than income" were:

			2025						2024						2023
Income Tax Expense (Benefit)
Current - Federal			$	83					$	87					$	73
Current - State			16						17						13
Total Current Expense (Benefit)			99						104						86
Deferred - Federal			(4)						(15)						(11)
Deferred - State			6						2						4
Total Deferred Expense (Benefit)			2						(13)						(7)
Amortization of investment tax credit - Federal			(2)						(2)						(2)
Total income tax expense (benefit)			$	99					$	89					$	77
Total income tax expense (benefit) - Federal			$	77					$	70					$	60
Total income tax expense (benefit) - State			22						19						17
Total income tax expense (benefit)			$	99					$	89					$	77

Reconciliation of Income Tax Expense Derived From Statutory Tax Rate

Details of the components of income tax expense, a reconciliation of federal income taxes derived from statutory tax rates applied to "Income Before Income Taxes" to income taxes for reporting purposes, income tax cash payments and refunds by federal and state jurisdictions, and details of "Taxes, other than income" were:

			2025												2024												2023
			Amount						Percent						Amount						Percent						Amount						Percent
Reconciliation of Income Tax Expense (Benefit)
Taxes at statutory tax rate			$	104					21.0		%				$	93					21.0		%				$	82					21.0		%
Increase (decrease) due to:
State income taxes, net of federal income tax benefit (a)			19						3.8		%				16						3.7		%				15						3.8		%
Utility rate-making tax adjustment (federal and state):
Amortization of excess deferred federal and state income taxes			(18)						(3.6)		%				(17)						(3.7)		%				(17)						(4.3)		%
AFUDC Equity			(5)						(1.0)		%				(2)						(0.6)		%				—						—		%
Subtotal			(23)						(4.6)		%				(19)						(4.3)		%				(17)						(4.3)		%
Other			(1)						(0.3)		%				(1)						(0.4)		%				(3)						(0.7)		%
Total decrease			(5)						(1.1)		%				(4)						(1.0)		%				(5)						(1.2)		%
Total income tax expense			$	99					19.9		%				$	89					20.0		%				$	77					19.8		%

(a)The jurisdiction that makes up the majority of state income taxes, net of federal effect, is Kentucky.

Details of Taxes Other Than Income

Details of the components of income tax expense, a reconciliation of federal income taxes derived from statutory tax rates applied to "Income Before Income Taxes" to income taxes for reporting purposes, income tax cash payments and refunds by federal and state jurisdictions, and details of "Taxes, other than income" were:

			2025						2024						2023
Taxes, other than income
Property and other			$	51					$	49					$	45
Total			$	51					$	49					$	45

Income Tax Cash Payments (Refunds) by Federal and State Jurisdictions

Income tax cash payments by federal and state jurisdictions:

			2025						2024						2023
Federal			$	78					$	85					$	65
Kentucky			15						16						12
Other			1						1						1
Total			$	94					$	102					$	78

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Tabular disclosure of the components of net deferred tax asset or liability recognized in an entity's statement of financial position, including the following: the total of all deferred tax liabilities, the total of all deferred tax assets, the total valuation allowance recognized for deferred tax assets.

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Tabular disclosure of the reconciliation using percentage or dollar amounts of the reported amount of income tax expense attributable to continuing operations for the year to the amount of income tax expense that would result from applying domestic federal statutory tax rates to pretax income from continuing operations.

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- Definition

Tabular disclosure of valuation allowances to reduce deferred tax assets to net realizable value, including identification of the deferred tax asset more likely than not will not be fully realized and the corresponding amount of the valuation allowance.

+ References

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