Other Income And Expenses

12 Months Ended

Dec. 31, 2011

Other Income And Expenses

NOTE 6 – OTHER INCOME AND EXPENSES

The following table presents the components of "Other Income and Expenses" in the Ameren Companies' statements of income for the years ended December 31, 2011, 2010, and 2009:

	2011		2010		2009
Ameren:(a)
Miscellaneous income:
Interest and dividend income	$	4	$	5	$	2
Interest income on industrial development revenue bonds		28		28		28
Allowance for equity funds used during construction		34		52		36
Other		3		5		5
Total miscellaneous income	$	69	$	90	$	71
Miscellaneous expense:
Donations	$	8	$	19	$	12
Other		15		14		11
Total miscellaneous expense	$	23	$	33	$	23
Ameren Missouri:
Miscellaneous income:
Interest and dividend income	$	2	$	3	$	1
Interest income on industrial development revenue bonds		28		28		28
Allowance for equity funds used during construction		30		50		33
Other		1		2		1
Total miscellaneous income	$	61	$	83	$	63
Miscellaneous expense:
Donations	$	3	$	8	$	3
Other		7		5		4
Total miscellaneous expense	$	10	$	13	$	7
Ameren Illinois:
Miscellaneous income:
Interest and dividend income	$	1	$	1	$	6
Allowance for equity funds used during construction		4		2		2
Other		2		4		4
Total miscellaneous income	$	7	$	7	$	12
Miscellaneous expense:
Donations	$	1	$	5	$	4
Other		5		8		6
Total miscellaneous expense	$	6	$	13	$	10
Genco:
Miscellaneous income:
Other	$	1	$	1	$	1
Total miscellaneous income	$	1	$	1	$	1
Miscellaneous expense:
Other	$	—	$	1	$	1
Total miscellaneous expense	$	—	$	1	$	1

(a) Includes amounts for Ameren registrant and nonregistrant subsidiaries and intercompany eliminations.

Ameren Energy Generating Company [Member]

Other Income And Expenses

NOTE 6 – OTHER INCOME AND EXPENSES

The following table presents the components of "Other Income and Expenses" in the Ameren Companies' statements of income for the years ended December 31, 2011, 2010, and 2009:

	2011		2010		2009
Ameren:(a)
Miscellaneous income:
Interest and dividend income	$	4	$	5	$	2
Interest income on industrial development revenue bonds		28		28		28
Allowance for equity funds used during construction		34		52		36
Other		3		5		5
Total miscellaneous income	$	69	$	90	$	71
Miscellaneous expense:
Donations	$	8	$	19	$	12
Other		15		14		11
Total miscellaneous expense	$	23	$	33	$	23
Ameren Missouri:
Miscellaneous income:
Interest and dividend income	$	2	$	3	$	1
Interest income on industrial development revenue bonds		28		28		28
Allowance for equity funds used during construction		30		50		33
Other		1		2		1
Total miscellaneous income	$	61	$	83	$	63
Miscellaneous expense:
Donations	$	3	$	8	$	3
Other		7		5		4
Total miscellaneous expense	$	10	$	13	$	7
Ameren Illinois:
Miscellaneous income:
Interest and dividend income	$	1	$	1	$	6
Allowance for equity funds used during construction		4		2		2
Other		2		4		4
Total miscellaneous income	$	7	$	7	$	12
Miscellaneous expense:
Donations	$	1	$	5	$	4
Other		5		8		6
Total miscellaneous expense	$	6	$	13	$	10
Genco:
Miscellaneous income:
Other	$	1	$	1	$	1
Total miscellaneous income	$	1	$	1	$	1
Miscellaneous expense:
Other	$	—	$	1	$	1
Total miscellaneous expense	$	—	$	1	$	1

(a) Includes amounts for Ameren registrant and nonregistrant subsidiaries and intercompany eliminations.

Ameren Illinois Company [Member]

Other Income And Expenses

NOTE 6 – OTHER INCOME AND EXPENSES

The following table presents the components of "Other Income and Expenses" in the Ameren Companies' statements of income for the years ended December 31, 2011, 2010, and 2009:

	2011		2010		2009
Ameren:(a)
Miscellaneous income:
Interest and dividend income	$	4	$	5	$	2
Interest income on industrial development revenue bonds		28		28		28
Allowance for equity funds used during construction		34		52		36
Other		3		5		5
Total miscellaneous income	$	69	$	90	$	71
Miscellaneous expense:
Donations	$	8	$	19	$	12
Other		15		14		11
Total miscellaneous expense	$	23	$	33	$	23
Ameren Missouri:
Miscellaneous income:
Interest and dividend income	$	2	$	3	$	1
Interest income on industrial development revenue bonds		28		28		28
Allowance for equity funds used during construction		30		50		33
Other		1		2		1
Total miscellaneous income	$	61	$	83	$	63
Miscellaneous expense:
Donations	$	3	$	8	$	3
Other		7		5		4
Total miscellaneous expense	$	10	$	13	$	7
Ameren Illinois:
Miscellaneous income:
Interest and dividend income	$	1	$	1	$	6
Allowance for equity funds used during construction		4		2		2
Other		2		4		4
Total miscellaneous income	$	7	$	7	$	12
Miscellaneous expense:
Donations	$	1	$	5	$	4
Other		5		8		6
Total miscellaneous expense	$	6	$	13	$	10
Genco:
Miscellaneous income:
Other	$	1	$	1	$	1
Total miscellaneous income	$	1	$	1	$	1
Miscellaneous expense:
Other	$	—	$	1	$	1
Total miscellaneous expense	$	—	$	1	$	1

(a) Includes amounts for Ameren registrant and nonregistrant subsidiaries and intercompany eliminations.

Union Electric Company [Member]

Other Income And Expenses

NOTE 6 – OTHER INCOME AND EXPENSES

The following table presents the components of "Other Income and Expenses" in the Ameren Companies' statements of income for the years ended December 31, 2011, 2010, and 2009:

	2011		2010		2009
Ameren:(a)
Miscellaneous income:
Interest and dividend income	$	4	$	5	$	2
Interest income on industrial development revenue bonds		28		28		28
Allowance for equity funds used during construction		34		52		36
Other		3		5		5
Total miscellaneous income	$	69	$	90	$	71
Miscellaneous expense:
Donations	$	8	$	19	$	12
Other		15		14		11
Total miscellaneous expense	$	23	$	33	$	23
Ameren Missouri:
Miscellaneous income:
Interest and dividend income	$	2	$	3	$	1
Interest income on industrial development revenue bonds		28		28		28
Allowance for equity funds used during construction		30		50		33
Other		1		2		1
Total miscellaneous income	$	61	$	83	$	63
Miscellaneous expense:
Donations	$	3	$	8	$	3
Other		7		5		4
Total miscellaneous expense	$	10	$	13	$	7
Ameren Illinois:
Miscellaneous income:
Interest and dividend income	$	1	$	1	$	6
Allowance for equity funds used during construction		4		2		2
Other		2		4		4
Total miscellaneous income	$	7	$	7	$	12
Miscellaneous expense:
Donations	$	1	$	5	$	4
Other		5		8		6
Total miscellaneous expense	$	6	$	13	$	10
Genco:
Miscellaneous income:
Other	$	1	$	1	$	1
Total miscellaneous income	$	1	$	1	$	1
Miscellaneous expense:
Other	$	—	$	1	$	1
Total miscellaneous expense	$	—	$	1	$	1

(a) Includes amounts for Ameren registrant and nonregistrant subsidiaries and intercompany eliminations.