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Sustainable Cost Reductions (Tables)

3 Months Ended

Mar. 31, 2013

	Sustainable Cost
	Reduction Activity
	(in millions)
Balance as of December 31, 2012	$	25
Incurred		16
Settled		(19)
Adjustments		(7)
Balance as of March 31, 2013	$	15

Appalachian Power Co [Member]

Total Cost Incurred

Company	Total Cost Incurred
	(in thousands)
APCo	$	8,472
I&M		5,678
OPCo		13,498
PSO		3,675
SWEPCo		5,709

Remaining Accrual

			Expense		Incurred for							Remaining
	Balance as of		Allocation from		Registrant						Balance as of
Company	December 31, 2012		AEPSC		Subsidiaries		Settled		Adjustments		March 31, 2013
	(in thousands)
APCo	$	1,321	$	1,266	$	-	$	(1,825)	$	(538)	$	224
I&M		1,357		891		-		(2,047)		(143)		58
OPCo		3,450		1,709		6,114		(3,163)		(1,918)		6,192
PSO		652		444		-		(598)		(472)		26
SWEPCo		627		803		-		(1,695)		405		140

Indiana Michigan Power Co [Member]

Total Cost Incurred

Company	Total Cost Incurred
	(in thousands)
APCo	$	8,472
I&M		5,678
OPCo		13,498
PSO		3,675
SWEPCo		5,709

Remaining Accrual

			Expense		Incurred for							Remaining
	Balance as of		Allocation from		Registrant						Balance as of
Company	December 31, 2012		AEPSC		Subsidiaries		Settled		Adjustments		March 31, 2013
	(in thousands)
APCo	$	1,321	$	1,266	$	-	$	(1,825)	$	(538)	$	224
I&M		1,357		891		-		(2,047)		(143)		58
OPCo		3,450		1,709		6,114		(3,163)		(1,918)		6,192
PSO		652		444		-		(598)		(472)		26
SWEPCo		627		803		-		(1,695)		405		140

Ohio Power Co [Member]

Total Cost Incurred

Company	Total Cost Incurred
	(in thousands)
APCo	$	8,472
I&M		5,678
OPCo		13,498
PSO		3,675
SWEPCo		5,709

Remaining Accrual

			Expense		Incurred for							Remaining
	Balance as of		Allocation from		Registrant						Balance as of
Company	December 31, 2012		AEPSC		Subsidiaries		Settled		Adjustments		March 31, 2013
	(in thousands)
APCo	$	1,321	$	1,266	$	-	$	(1,825)	$	(538)	$	224
I&M		1,357		891		-		(2,047)		(143)		58
OPCo		3,450		1,709		6,114		(3,163)		(1,918)		6,192
PSO		652		444		-		(598)		(472)		26
SWEPCo		627		803		-		(1,695)		405		140

Public Service Co Of Oklahoma [Member]

Total Cost Incurred

Company	Total Cost Incurred
	(in thousands)
APCo	$	8,472
I&M		5,678
OPCo		13,498
PSO		3,675
SWEPCo		5,709

Remaining Accrual

			Expense		Incurred for							Remaining
	Balance as of		Allocation from		Registrant						Balance as of
Company	December 31, 2012		AEPSC		Subsidiaries		Settled		Adjustments		March 31, 2013
	(in thousands)
APCo	$	1,321	$	1,266	$	-	$	(1,825)	$	(538)	$	224
I&M		1,357		891		-		(2,047)		(143)		58
OPCo		3,450		1,709		6,114		(3,163)		(1,918)		6,192
PSO		652		444		-		(598)		(472)		26
SWEPCo		627		803		-		(1,695)		405		140

Southwestern Electric Power Co [Member]

Total Cost Incurred

Company	Total Cost Incurred
	(in thousands)
APCo	$	8,472
I&M		5,678
OPCo		13,498
PSO		3,675
SWEPCo		5,709

Remaining Accrual

			Expense		Incurred for							Remaining
	Balance as of		Allocation from		Registrant						Balance as of
Company	December 31, 2012		AEPSC		Subsidiaries		Settled		Adjustments		March 31, 2013
	(in thousands)
APCo	$	1,321	$	1,266	$	-	$	(1,825)	$	(538)	$	224
I&M		1,357		891		-		(2,047)		(143)		58
OPCo		3,450		1,709		6,114		(3,163)		(1,918)		6,192
PSO		652		444		-		(598)		(472)		26
SWEPCo		627		803		-		(1,695)		405		140

- Definition

Tabular disclosure of restructuring and related costs by type of restructuring including the description of the restructuring costs, such as the expected cost; the costs incurred during the period; the cumulative costs incurred as of the balance sheet date; the income statement caption within which the restructuring charges recognized for the period are included; and changes to an entity's restructuring reserve that occurred during the period associated with the exit from or disposal of business activities or restructurings for each major type of cost.

+ References+ Details

- Definition

Tabular disclosure of an entity's restructuring reserve that occurred during the period associated with the exit from or disposal of business activities or restructurings for each major type of cost. This element may also include a description of any reversal and other adjustment made during the period to the amount of an accrued liability for restructuring activities. This element may be used to encapsulate the roll forward presentations of an entity's restructuring reserve by type of cost and in total, and explanation of changes that occurred in the period.

+ References+ Details