Income Taxes (Tables)

6 Months Ended

Jun. 30, 2015

Schedule Of Effective Income Tax Rate Reconciliation

Six Months Ended June 30	2015			2014
CMS Energy, including Consumers
U.S. federal income tax rate		35.0	%		35.0	%
Increase (decrease) in income taxes from:
State and local income taxes, net of federal effect		4.8			5.0
Accelerated flow-through of regulatory tax benefits		(4.9)			(5.4)
Other, net		(1.3)			(0.6)
Effective tax rate		33.6	%		34.0	%
Consumers
U.S. federal income tax rate		35.0	%		35.0	%
Increase (decrease) in income taxes from:
State and local income taxes, net of federal effect		4.8			4.9
Accelerated flow-through of regulatory tax benefits		(4.3)			(4.5)
Other, net		(1.5)			(0.6)
Effective tax rate		34.0	%		34.8	%

Consumers Energy Company [Member]

Schedule Of Effective Income Tax Rate Reconciliation

Six Months Ended June 30	2015			2014
CMS Energy, including Consumers
U.S. federal income tax rate		35.0	%		35.0	%
Increase (decrease) in income taxes from:
State and local income taxes, net of federal effect		4.8			5.0
Accelerated flow-through of regulatory tax benefits		(4.9)			(5.4)
Other, net		(1.3)			(0.6)
Effective tax rate		33.6	%		34.0	%
Consumers
U.S. federal income tax rate		35.0	%		35.0	%
Increase (decrease) in income taxes from:
State and local income taxes, net of federal effect		4.8			4.9
Accelerated flow-through of regulatory tax benefits		(4.3)			(4.5)
Other, net		(1.5)			(0.6)
Effective tax rate		34.0	%		34.8	%