Defined Benefits

3 Months Ended

Mar. 31, 2014

Defined Benefits [Abstract]

Defined Benefits

9. Defined Benefits

(All Registrants except PPL Electric and KU)

Certain net periodic defined benefit costs are applied to accounts that are further distributed between capital and expense, including certain costs allocated to applicable subsidiaries for plans sponsored by PPL Services and LKE. Following are the net periodic defined benefit costs (credits) of the plans sponsored byPPL, PPL Energy Supply, LKE and LG&Efor the periods ended March 31. The U.K. pension benefits apply to PPL only.

		Pension Benefits								Other Postretirement Benefits
		U.S.				U.K.
		Three Months
		2014		2013		2014		2013		2014		2013
PPL
Service cost		$	26	$	31	$	18	$	18	$	3	$	4
Interest cost			59		54		88		81		8		7
Expected return on plan assets			(74)		(74)		(130)		(118)		(6)		(6)
Amortization of:
	Prior service cost		5		6
	Actuarial (gain) loss		7		20		33		38				1
Net periodic defined benefit costs (credits)		$	23	$	37	$	9	$	19	$	5	$	6

PPL Energy Supply
Service cost		$	1	$	2
Interest cost			2		2
Expected return on plan assets			(2)		(3)
Amortization of:
	Actuarial (gain) loss				1
Net periodic defined benefit costs (credits)		$	1	$	2

LKE
Service cost		$	6	$	7	$	1	$	1
Interest cost			17		16		2		2
Expected return on plan assets			(20)		(21)		(1)		(1)
Amortization of:
	Prior service cost		1		1		1		1
	Actuarial (gain) loss		3		8
Net periodic defined benefit costs (credits)		$	7	$	11	$	3	$	3
LG&E
Service cost				$	1
Interest cost		$	4		3
Expected return on plan assets			(5)		(5)
Amortization of:
	Prior service cost		1		1
	Actuarial (gain) loss		1		3
Net periodic defined benefit costs (credits)		$	1	$	3

(All Registrants except PPL)

In addition to the specific plans they sponsor, PPL Energy Supply subsidiaries are also allocated costs of defined benefit plans sponsored by PPL Services, and LG&E is allocated costs of defined benefit plans sponsored by LKE based on their participation in those plans, which management believes are reasonable. PPL Electric and KU do not directly sponsor any defined benefit plans. PPL Electric is allocated costs of defined benefit plans sponsored by PPL Services, and KU is allocated costs of defined benefit plans sponsored by LKE based on their participation in those plans, which management believes are reasonable. For the periods ended March 31,PPL Services allocated the following net periodic defined benefit costs to PPL Energy Supply subsidiaries and PPLElectric, and LKE allocated the following net periodic defined benefit costs to LG&E and KU.

	Three Months
	2014		2013
PPL Energy Supply	$	7	$	11
PPL Electric		5		9

LG&E	2	3
KU	3	4