Income Taxes (Tables)

3 Months Ended

Mar. 31, 2020

Income Taxes [Line Items]

Schedule of Effective Income Tax Rate Reconciliation

Reconciliations of income tax expense (benefit) for the period ended March 31 are as follows.

(PPL)
	Three Months
	2020			2019
Federal income tax on Income Before Income Taxes at statutory tax rate - 21%	$	146		$	124
Increase (decrease) due to:
State income taxes, net of federal income tax benefit	13			13
Valuation allowance adjustments	6			7
Impact of lower U.K. income tax rates	(11		)	(8		)
Amortization of excess deferred federal and state income taxes	(11		)	(11		)
Other	(3		)	1
Total increase (decrease)	(6		)	2
Total income tax expense (benefit)	$	140		$	126

PPL Electric Utilities Corp [Member]

Income Taxes [Line Items]

Schedule of Effective Income Tax Rate Reconciliation

Reconciliations of income tax expense (benefit) for the period ended March 31 are as follows.

(PPL Electric)
	Three Months
	2020			2019
Federal income tax on Income Before Income Taxes at statutory tax rate - 21%	$	33		$	34
Increase (decrease) due to:
State income taxes, net of federal income tax benefit	13			13
Amortization of excess deferred income taxes	(3		)	(4		)
Other	(2		)	(1		)
Total increase (decrease)	8			8
Total income tax expense (benefit)	$	41		$	42

LG And E And KU Energy LLC [Member]

Income Taxes [Line Items]

Schedule of Effective Income Tax Rate Reconciliation

(LKE)
	Three Months
	2020			2019
Federal income tax on Income Before Income Taxes at statutory tax rate - 21%	$	35		$	33
Increase (decrease) due to:
State income taxes, net of federal income tax benefit	7			6
Amortization of excess deferred federal and state income taxes	(7		)	(6		)
Other	(1		)	(1		)
Total increase (decrease)	(1		)	(1		)
Total income tax expense (benefit)	$	34		$	32

Reconciliations of income tax expense (benefit) for the period ended March 31 are as follows.

Louisville Gas And Electric Co [Member]

Income Taxes [Line Items]

Schedule of Effective Income Tax Rate Reconciliation

(LG&E)
	Three Months
	2020			2019
Federal income tax on Income Before Income Taxes at statutory tax rate - 21%	$	19		$	17
Increase (decrease) due to:
State income taxes, net of federal income tax benefit	4			3
Amortization of excess deferred federal and state income taxes	(3		)	(3		)
Other	(1		)	—
Total increase (decrease)	—			—
Total income tax expense (benefit)	$	19		$	17

Reconciliations of income tax expense (benefit) for the period ended March 31 are as follows.

Kentucky Utilities Co [Member]

Income Taxes [Line Items]

Schedule of Effective Income Tax Rate Reconciliation

Reconciliations of income tax expense (benefit) for the period ended March 31 are as follows.

(KU)
	Three Months
	2020			2019
Federal income tax on Income Before Income Taxes at statutory tax rate - 21%	$	21		$	22
Increase (decrease) due to:
State income taxes, net of federal income tax benefit	4			4
Amortization of excess deferred federal and state income taxes	(4		)	(3		)
Other	(1		)	(1		)
Total increase (decrease)	(1		)	—
Total income tax expense (benefit)	$	20		$	22