Asset Retirement Obligations

3 Months Ended

Mar. 31, 2015

Asset Retirement Obligations [Line Items]

Asset Retirement Obligations

16. Asset Retirement Obligations
(All Registrants except PPL Electric)
The changes in the carrying amounts of AROs were as follows.
		PPL		LKE		LG&E		KU
Balance at December 31, 2014		$	761	$	285	$	74	$	211
	Accretion		12		3		1		2
	Effect of foreign currency exchange rates		(1)
	Obligations settled		(1)		(1)		(1)
Balance at March 31, 2015		$	771	$	287	$	74	$	213

Substantially all of the ARO balances are classified as noncurrent at March 31, 2015 and December 31, 2014.

See Note 10 for information on a CCR rule that is expected to require the recording of additional AROs in the second quarter of 2015.

(PPL)

PPL’s most significant ARO relates to the decommissioning of the Susquehanna nuclear plant. See Notes 13 and 17 for additional information on the assets in the NDT funds that are legally restricted for the purposes of settling this ARO.

(All Registrants except PPL Electric)

LG&E's and KU's accretion and ARO-related depreciation expense are recorded as a regulatory asset, such that there is no net earnings impact.

LG And E And KU Energy LLC [Member]

Asset Retirement Obligations [Line Items]

Asset Retirement Obligations

16. Asset Retirement Obligations
(All Registrants except PPL Electric)
The changes in the carrying amounts of AROs were as follows.
		PPL		LKE		LG&E		KU
Balance at December 31, 2014		$	761	$	285	$	74	$	211
	Accretion		12		3		1		2
	Effect of foreign currency exchange rates		(1)
	Obligations settled		(1)		(1)		(1)
Balance at March 31, 2015		$	771	$	287	$	74	$	213

Substantially all of the ARO balances are classified as noncurrent at March 31, 2015 and December 31, 2014.

See Note 10 for information on a CCR rule that is expected to require the recording of additional AROs in the second quarter of 2015.

(PPL)

PPL’s most significant ARO relates to the decommissioning of the Susquehanna nuclear plant. See Notes 13 and 17 for additional information on the assets in the NDT funds that are legally restricted for the purposes of settling this ARO.

(All Registrants except PPL Electric)

LG&E's and KU's accretion and ARO-related depreciation expense are recorded as a regulatory asset, such that there is no net earnings impact.

Louisville Gas And Electric Co [Member]

Asset Retirement Obligations [Line Items]

Asset Retirement Obligations

16. Asset Retirement Obligations
(All Registrants except PPL Electric)
The changes in the carrying amounts of AROs were as follows.
		PPL		LKE		LG&E		KU
Balance at December 31, 2014		$	761	$	285	$	74	$	211
	Accretion		12		3		1		2
	Effect of foreign currency exchange rates		(1)
	Obligations settled		(1)		(1)		(1)
Balance at March 31, 2015		$	771	$	287	$	74	$	213

Substantially all of the ARO balances are classified as noncurrent at March 31, 2015 and December 31, 2014.

See Note 10 for information on a CCR rule that is expected to require the recording of additional AROs in the second quarter of 2015.

(PPL)

PPL’s most significant ARO relates to the decommissioning of the Susquehanna nuclear plant. See Notes 13 and 17 for additional information on the assets in the NDT funds that are legally restricted for the purposes of settling this ARO.

(All Registrants except PPL Electric)

LG&E's and KU's accretion and ARO-related depreciation expense are recorded as a regulatory asset, such that there is no net earnings impact.

Kentucky Utilities Co [Member]

Asset Retirement Obligations [Line Items]

Asset Retirement Obligations

16. Asset Retirement Obligations
(All Registrants except PPL Electric)
The changes in the carrying amounts of AROs were as follows.
		PPL		LKE		LG&E		KU
Balance at December 31, 2014		$	761	$	285	$	74	$	211
	Accretion		12		3		1		2
	Effect of foreign currency exchange rates		(1)
	Obligations settled		(1)		(1)		(1)
Balance at March 31, 2015		$	771	$	287	$	74	$	213

Substantially all of the ARO balances are classified as noncurrent at March 31, 2015 and December 31, 2014.

See Note 10 for information on a CCR rule that is expected to require the recording of additional AROs in the second quarter of 2015.

(PPL)

PPL’s most significant ARO relates to the decommissioning of the Susquehanna nuclear plant. See Notes 13 and 17 for additional information on the assets in the NDT funds that are legally restricted for the purposes of settling this ARO.

(All Registrants except PPL Electric)

LG&E's and KU's accretion and ARO-related depreciation expense are recorded as a regulatory asset, such that there is no net earnings impact.