Asset Retirement Obligations (Tables)

12 Months Ended

Dec. 31, 2014

Schedule of Change in Asset Retirement Obligation Table

In Millions
	ARO															ARO
	Liability												Cash flow			Liability
Company and ARO Description	12/31/2013			Incurred			Settled1			Accretion			Revisions			12/31/2014
CMS Energy, including Consumers
Gas treating plant and gas wells		$	1		$	-		$	-		$	-		$	-		$	1
Consumers			324			9			(12)			18			-			339
Total CMS Energy		$	325		$	9		$	(12)		$	18		$	-		$	340
Consumers
Coal ash disposal areas		$	118		$	-		$	(3)		$	5		$	-		$	120
Asbestos abatement			49			-			(1)			3			-			51
Gas distribution cut, purge, and cap			154			6			(8)			10			-			162
Wind parks			3			3			-			-			-			6
Total Consumers		$	324		$	9		$	(12)		$	18		$	-		$	339

In Millions
	ARO															ARO
	Liability												Cash flow			Liability
Company and ARO Description	12/31/2012			Incurred			Settled1			Accretion			Revisions			12/31/2013
CMS Energy, including Consumers
Gas treating plant and gas wells		$	1		$	-		$	-		$	-		$	-		$	1
Consumers			311			(3)			(6)			18			4			324
Total CMS Energy		$	312		$	(3)		$	(6)		$	18		$	4		$	325
Consumers
Coal ash disposal areas		$	114		$	-		$	(1)		$	5		$	-		$	118
Asbestos abatement			43			-			(1)			3			4			49
Gas distribution cut, purge, and cap			151			(3)			(4)			10			-			154
Wind parks			3			-			-			-			-			3
Total Consumers		$	311		$	(3)		$	(6)		$	18		$	4		$	324

¹ Cash payments of $12million in 2014 and $6 million in 2013 were included in other current and non-current assets and liabilities as a component of net cash provided by operating activities on CMS Energy’s and Consumers’ consolidated statements of cash flow.

Consumers Energy Company [Member]

Schedule of Change in Asset Retirement Obligation Table

In Millions
	ARO															ARO
	Liability												Cash flow			Liability
Company and ARO Description	12/31/2013			Incurred			Settled1			Accretion			Revisions			12/31/2014
CMS Energy, including Consumers
Gas treating plant and gas wells		$	1		$	-		$	-		$	-		$	-		$	1
Consumers			324			9			(12)			18			-			339
Total CMS Energy		$	325		$	9		$	(12)		$	18		$	-		$	340
Consumers
Coal ash disposal areas		$	118		$	-		$	(3)		$	5		$	-		$	120
Asbestos abatement			49			-			(1)			3			-			51
Gas distribution cut, purge, and cap			154			6			(8)			10			-			162
Wind parks			3			3			-			-			-			6
Total Consumers		$	324		$	9		$	(12)		$	18		$	-		$	339

In Millions
	ARO															ARO
	Liability												Cash flow			Liability
Company and ARO Description	12/31/2012			Incurred			Settled1			Accretion			Revisions			12/31/2013
CMS Energy, including Consumers
Gas treating plant and gas wells		$	1		$	-		$	-		$	-		$	-		$	1
Consumers			311			(3)			(6)			18			4			324
Total CMS Energy		$	312		$	(3)		$	(6)		$	18		$	4		$	325
Consumers
Coal ash disposal areas		$	114		$	-		$	(1)		$	5		$	-		$	118
Asbestos abatement			43			-			(1)			3			4			49
Gas distribution cut, purge, and cap			151			(3)			(4)			10			-			154
Wind parks			3			-			-			-			-			3
Total Consumers		$	311		$	(3)		$	(6)		$	18		$	4		$	324

¹ Cash payments of $12million in 2014 and $6 million in 2013 were included in other current and non-current assets and liabilities as a component of net cash provided by operating activities on CMS Energy’s and Consumers’ consolidated statements of cash flow.