8-K

UNITED STATES
SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT
PURSUANT TO SECTION 13 OR 15(d) OF
THE SECURITIES EXCHANGE ACT OF 1934

Date of Report (Date of earliest event reported) October 11, 2011

Commission	Registrant; State of Incorporation;	IRS Employer
File Number	Address; and Telephone Number	Identification No.
1-9513	CMS ENERGY CORPORATION (A Michigan Corporation) One Energy Plaza Jackson, Michigan 49201 (517) 788-0550	38-2726431
1-5611	CONSUMERS ENERGY COMPANY (A Michigan Corporation) One Energy Plaza Jackson, Michigan 49201 (517) 788-0550	38-0442310

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

o Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

o Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

o Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

o Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Item 7.01. Regulation FD Disclosure.

On October 12-14, 2011, CMS Energy Corporation’s (“CMS Energy”) management will be meeting with investors. A copy of the CMS Energy presentation to be presented October 12-14, 2011, is furnished as Exhibit 99.1 to this report.

In accordance with General Instruction B.2 of Form 8-K, the information in this Current Report on Form 8-K, Item 7.01, including Exhibit 99.1, shall not be deemed “filed” for the purposes of Section 18 of the Securities Exchange Act of 1934, as amended, or otherwise subject to the liabilities of that section, nor shall it be deemed incorporated by reference in any filing under the Securities Act of 1933, as amended, except as shall be expressly set forth in such a filing.

Item 9.01. Financial Statements and Exhibits.

(d) Exhibits.

99.1 CMS Energy presentation dated October 2011

This Form 8-K contains “forward-looking statements” as defined in Rule 3b-6 of the Securities Exchange Act of 1934, as amended, Rule 175 of the Securities Act of 1933, as amended, and relevant legal decisions. The forward-looking statements are subject to risks and uncertainties. They should be read in conjunction with “FORWARD-LOOKING STATEMENTS AND INFORMATION” and “RISK FACTORS” sections of CMS Energy Corporation’s (“CMS Energy”) Form 10-K and Consumers Energy Company’s (“Consumers Energy”) Form 10-K each for the Year Ended December 31, 2010 and as updated in CMS Energy’s and Consumers Energy’s Forms 10-Q for the Quarters Ended March 31, 2011 and June 30, 2011. CMS Energy’s and Consumers Energy’s “FORWARD-LOOKING STATEMENTS AND INFORMATION” and “RISK FACTORS” sections are incorporated herein by reference and discuss important factors that could cause CMS Energy’s and Consumers Energy’s results to differ materially from those anticipated in such statements.

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the Registrants have duly caused this report to be signed on their behalf by the undersigned hereunto duly authorized.

	CMS ENERGY CORPORATION
Dated: October 11, 2011	By:	/s/ Thomas J. Webb
		Thomas J. Webb
		Executive Vice President and Chief Financial Officer
	CONSUMERS ENERGY COMPANY
Dated: October 11, 2011	By:	/s/ Thomas J. Webb
		Thomas J. Webb
		Executive Vice President and Chief Financial Officer

Exhibit Index

99.1 CMS Energy presentation dated October 2011

EX-99.1

Exhibit 99.1

Growing Forward European Investor Meetings October 2011

This presentation is made as of the date hereof and contains "forward-looking statements" as defined in Rule 3b-6 of the Securities Exchange Act of 1934, as amended, Rule 175 of the Securities Act of 1933, as amended, and relevant legal decisions. The forward-looking statements are subject to risks and uncertainties. They should be read in conjunction with "FORWARD- LOOKING STATEMENTS AND INFORMATION" and "RISK FACTORS" sections of CMS Energy's and Consumers Energy's Form 10-K for the year ended December 31 and as updated in subsequent 10-Qs. CMS Energy's and Consumers Energy's "FORWARD-LOOKING STATEMENTS AND INFORMATION" and "RISK FACTORS" sections are incorporated herein by reference and discuss important factors that could cause CMS Energy's and Consumers Energy's results to differ materially from those anticipated in such statements. CMS Energy and Consumers Energy undertake no obligation to update any of the information presented herein to reflect facts, events or circumstances after the date hereof. The presentation also includes non-GAAP measures when describing CMS Energy's results of operations and financial performance. A reconciliation of each of these measures to the most directly comparable GAAP measure is included in the appendix and posted on our website at www.cmsenergy.com. Reported earnings could vary because of several factors, such as legacy issues associated with prior asset sales. Because of those uncertainties, the company is not providing reported earnings guidance. 1

Value Proposition . . . . 2 Attractive dividend yield of 4.2% a 58% payout ratio growing to peer average over time 5% to 7% estimated long-term EPS growth rate Driven by $6.5 billion investment in regulated Utility over next five years No need for block equity next five years Constructive regulatory environment supports Utility investment in Michigan Over 95% of business is regulated by the Michigan Public Service Commission .. . . . represents good total return opportunity. _ _ _ _ _ a Based on closing stock price of $19.79 on September 30, 2011

Consumers Energy . . . . Fourth largest combination utility in the United States 1.8 million electric and 1.7 million gas customers 9,200 MW of owned and purchased generation capacity 307 Bcf of gas storage capacity Premium regulatory environment Overview Territory .. . . . one of largest investors and employers in Michigan. 3 Cross Winds Energy Park Lake Winds Energy Park

CMS Business Model . . . . Actual Results (2006-2010) Future Outlook (2011-2015) .. . . . predictable and repeatable. $4.6 Billion Investment 5%-7% OCF & EPS Growth NOLs in lieu of Equity <3% Base Rates <2% Base Rates NOLs in lieu of Equity $6.5 Billion Investment 7% OCF & EPS Growth 4 ?

Plan Model Stronger than Most Peers . . . . Needed Investment Enablers Michigan Energy Law Supportive regulation O&M cost flat to down Base rates < inflation Sales recovery Cash from NOLs Risk Mitigation Energy Law Discipline Strong liquidity RESULTS - Consistent Financial Performance .. . . . with enablers and risk mitigation. 5 ?

ENABLER - 2011-2015 Capital Investment . . . . .. . . . "needed" (vs "wanted") -- grows rate base 5% to 7%. (CHART) 6 $6.5 Billion ?

$1.5 Billion Environmental Investment . . . . 7 .. . . . to comply with state and federal environmental laws and regulations. 2011 - 2015 (bils) 2011 - 2015 (bils) Air NOx $0.1 SO2 0.6 Mercury 0.5 Water 0.1 Solid Waste 0.2 Total $1.5 Expenditures

Renewable Energy Plans . . . . 8 Michigan energy law requires: 10% renewables by 2015 Purchase 50% and build 50% Renewable energy surcharge reduced about $54 million annually Plan to invest $600 million over next five years, primarily in wind power .. . . . at lower customer costs while maintaining investment.

Ludington Upgrade to 2,200 MW . . . . .. . . . underway. Increase capacity by 15% Increase efficiency by 5% Operate for 30 years before next major overhaul $800 million total investment over 10 years $150 million upgrade $650 million maintenance Consumers Energy share $400 million 9

Smart Grid Deployment . . . . .. . . . improves overall financial viability. Billing Customer Information Outage Management Work and Asset Management Enterprise Applications MDM/MDUS Total project cost $750 million Installation of 1.8 million electric meters Deployment begins fall 2012 continuing through 2019 Utilizing SmartSynch cellular network Most secure, fast and reliable Technology enables customers to manage energy use and integrate new technology 10

Reliability Investments . . . . $700 million next 5 years Reduce outage and repetitive outages Improves Customer Average Interruption Duration Index (CAIDI) Increase customer satisfaction .. . . . reduces outages and increases customer satisfaction. 11

ENABLER - Michigan Energy Law . . . . Growth Renewable energy plan Energy optimization Speed File and implement ratemaking Forward test year Risk Mitigation Retail open access cap Decoupling ? ? ? ? .. . . . enables fast rate recovery and mitigates risks. ? ? 12 Regulation John D. Quackenbush, Chairman Appointed: 9/15/11 Term Ends: 7/2/17 Republican Orjiakor Isiogu, Commissioner Appointed: 9/9/07 Term Ends: 7/2/13 Democrat Greg White, Commissioner Appointed: 12/4/09 Term Ends: 7/2/15 Independent 2008 Law ?

Regulatory Progress . . . . .. . . . working well. 2009 Filed $214 M Self-Imp $179 M Order $139 M 2010 Filed $178 M Self-Imp $150 M Order $146 M 2009 Filed $114 M Self-Imp $89 M Order $66 M 2010 Filed $55 M 78% 97% 74% Electric Gas Renewable Plan $54 M Reduction 2011 Filed $195 M Self- Imp Order $31 M Decision New Energy Law 2008 2009 2010 2011 2012 2008 2009 2010 2011 2012 Filed $49 M Self- Imp Decision 13

Present Rate Cases . . . . Amount (mils) Investment & capital costs $149 O&M - 4 Subtotal $145 Gross margin 50 Total $195 14 Amount (mils) Investment & capital costs $32 O&M - 4 Low Income Assistance 19 Subtotal $47 Gross margin 2 Total $49 Electric Rate Case Gas Rate Case .. . . . driven by "needed" investments.

Risk Mitigation . . . . Risk Mitigation Economy Sluggish recovery or downturn Back-up liquidityCustomer focus Capital Investments Regulatory recovery Priority projectsRegulatory alignment Regulatory / Political ROA and customer rate pressure ROA "cap"Rate increases < "inflation" Commodities (prices) Regulatory alignment Follow MPSC-approved plan to ensure recovery Capital Structure Interest rates Maintain financial flexibilityPrefund obligations Shareowner Return Sustainable returns; interest rates Risk managementConsistent EPS performanceAttractive dividend policy .. . . . CMS ranks among best at risk mitigation. 15

ENABLER - O&M Cost Control . . . . Fuel Western coal - $250 million Base Rates and Surcharges Benefit plans - $30 million SAP system efficiencies - $40 million Reduced workforce - $30 million Reduced customer renewable energy surcharge - about $54 million .. . . . helps maintain "affordability" (creates headroom). Recent Cost Reductions Average Annual Increase a 7.5% 2.8% _ _ _ _ _ a Excluding energy optimization (CHART) 16 ?

ENABLER - Intense Customer Focus . . . . .. . . . to maintain affordable and sustainable rates. 2011-2015 Estimated Annual Average Base Rate Increases (CHART) Productivity initiatives Customer value initiative Maximize energy optimization Improve system reliability Competitive rates 17 ?

(CHART) ENABLER - Electric Sales (weather adjusted) . . . . 2011 Sales (vs 2010) .. . . . near pre-recession levels, conservative outlook. (CHART) Electric Sales 0 7% decline 1979 to 1982 6% decline 2007 to 2009 Total +2% Up 9% 1983 &1984 Up 4% 2010 & 2011 18

Annual Peak Load . . . . .. . . . reached new sendout record. .. . . . reached new sendout record. 8,883 8,930 19

Liquidity Stronger than Most Peers . . . . .. . . . and substantial cash as of June 30, 2011. Renewal (CHART) Availability Capacity $2.6 Billion $2.3 Billion Among first 5-year term revolvers since 2007 CMS Energy 5-year revolver Consumers Energy Cash Letter of Credit 2011 AR Facility 2011 Letter of Credit 2013 5-year revolver 2016 2016 $550 mils 500 150 250 994 30 $547 mils 311 150 250 994 3-year revolver 2013 104 46% of Mkt Cap 20 CMS peer average 21%

21 (CHART) Amount (bils) $ Gross operating cash flow a up $0.1 billion per year $1.8 Interest Working capital and taxes Base Investment $1.3 $1.6 $1.6 $1.7 $1.5 $1.9 Cash flow before dividend Investment choices _ _ _ _ _ a Non-GAAP .. . . . supported by "desirable" investments. RESULTS - Operating Cash Flow Growth . . . .

_ _ _ _ _ a Adjusted EPS (non-GAAP) excluding MTM in 2004-2006 b $1.25 excluding discontinued Exeter operations and accounting changes related to Convertible debt and restricted stock 8% CAGR (CHART) .. . . . supported by "desirable" investments. RESULTS - EPS and Dividend Growth . . . . Dividend Annual ¢/share Payout 25% 30% 40% 84¢ +68% $1.20 $1.25 $1.26 $1.35 5%-7% Growth $1.21 b Actual a Guidance Restructuring 22 ?

Investment Consideration . . . . Dividend yield (4%) and EPS growth (5% to 7%) provide attractive total return "Needed" Utility investment with transparent, long- term earnings growth Constructive regulatory environment and good energy law support Utility investment in Michigan 23 .. . . . predictable, affordable, and sustainable.

Appendix

Electric Customer Base Diversified . . . . Hemlock Semiconductor General Motors State of Michigan Meijer Incorporated Nexteer Automotive Corporation Packaging Corporation of America Gerdau MacSteel Denso International Spectrum Health City of Grand Rapids Percent of 2010 electric gross margin is 2% Top Ten Customers Residential Commercial Autos Industrial Other (including ROA) 0.48 0.31 0.04 0.1 0.07 $1.95 Billion .. . . . "Autos" only 4% of gross margin. 2010 Electric Gross Margin Note: "Autos" includes 180 Business Partners identified by customer account managers 25

Consumers Energy's Regulated Rate Base . . . . Present Rate Cases as Filed Electric Gas (U-16794) (U-16855) Rate base (bils) $7.5 $3.1 Equity ratio 42.07% 41.55% Requested ROE 10.7 10.7 Authorized ROE 10.7 10.5 26 .. . . . planned to grow 5% -7% annually over next five years. (CHART) Total Rate Base $10.6 Billion Electric 71% Gas 29%

Credit Ratings Credit Ratings 27

Federal Tax Benefits . . . . (CHART) .. . . . offset need for equity (dilution) for five years! Gross NOLs (bils) $1.4 $1.3 $1.2 $0.5 $0 Net NOLs and Credits (bils) 28

2011 Sensitivities . . . . _ _ _ _ _ * Less than 0.5¢ or $500,000 .. . . . partly mitigated. .. . . . partly mitigated. - + - + - + 29

30

31

32

33

34 34

GAAP Reconciliation

CMS ENERGY CORPORATION
Earnings Per Share By Year GAAP Reconciliation
(Unaudited)

	2003			2004			2005			2006			2007			2008			2009			2010
Reported earnings (loss) per share — GAAP	$	(0.30	)	$	0.64		$	(0.44	)	$	(0.41	)	$	(1.02	)	$	1.20		$	0.91		$	1.28
After-tax items:
Electric and gas utility		0.21			(0.39	)		—			—			(0.07	)		0.05			0.33			0.03
Enterprises		0.74			0.62			0.04			(0.02	)		1.25			(0.02	)		0.09			(0.03	)
Corporate interest and other		0.16			(0.03	)		0.04			0.27			(0.32	)		(0.02	)		0.01			*
Discontinued operations (income) loss		(0.16	)		0.02			(0.07	)		(0.03	)		0.40			(*	)		(0.08	)		0.08
Asset impairment charges, net		—			—			1.82			0.76			0.60			—			—			—
Cumulative accounting changes		0.16			0.01			—			—			—			—			—			—
Adjusted earnings per share, including MTM — non-GAAP	$	0.81		$	0.87		$	1.39		$	0.57		$	0.84		$	1.21	(a)	$	1.26		$	1.36
Mark-to-market impacts					0.03			(0.43	)		0.51
Adjusted earnings per share, excluding MTM — non-GAAP	NA			$	0.90		$	0.96		$	1.08		NA			NA			NA			NA

* Less than $500 thousand or $0.01 per share.

(a) $1.25 excluding discontinued Exeter operations and accounting changes related to convertible debt and restricted stock.

2003-10 EPS

CMS Energy
Reconciliation of Gross Operating Cash Flow to GAAP Operating Activities
(unaudited)
(mils)

	2009			2010			2011			2012			2013			2014			2015
Consumers Operating Income + Depreciation & Amortization	$	1,248		$	1,498		$	1,525		$	1,601		$	1,657		$	1,757		$	1,872
Enterprises Project Cash Flows		16			39			30			35			47			47			46
Gross Operating Cash Flow	$	1,264		$	1,537		$	1,555		$	1,636		$	1,704		$	1,804		$	1,918
Other operating activities including taxes, interest payments and working capital		(416	)		(578	)		(385	)		(406	)		(472	)		(439	)		(835	)
Net cash provided by operating activities	$	848		$	959		$	1,170		$	1,230		$	1,232		$	1,365		$	1,083

2009-15 OCF

CMS ENERGY CORPORATION
Earnings By Quarter and Year GAAP Reconciliation
(Unaudited)

(In millions, except per share amounts)	2010
	1Q		2Q			3Q			4Q		YTD Dec
Reported net income — GAAP	$	85	$	80		$	134		$	25	$	324
After-tax items:
Electric and gas utility		6		*			—			—		6
Enterprises		1		(31	)		(2	)		24		(8	)
Corporate interest and other		*		*			—			*		*
Discontinued operations loss		1		16			*			6		23
Adjusted income — non-GAAP	$	93	$	65		$	132		$	55	$	345
Average shares outstanding, basic		228.0		228.2			229.0			240.7		231.5
Average shares outstanding, diluted		246.5		247.6			254.7			258.4		252.9
Reported earnings per share — GAAP	$	0.34	$	0.32		$	0.53		$	0.09	$	1.28
After-tax items:
Electric and gas utility		0.03		*			—			—		0.03
Enterprises		*		(0.13	)		(0.01	)		0.10		(0.03	)
Corporate interest and other		*		*			—			*		*
Discontinued operations loss		0.01		0.07			*			0.02		0.08
Adjusted earnings per share — non-GAAP	$	0.38	$	0.26		$	0.52		$	0.21	$	1.36

(In millions, except per share amounts)	2011
	1Q			2Q
Reported net income — GAAP	$	135		$	100
After-tax items:
Electric and gas utility		—			—
Enterprises		*			(28	)
Corporate interest and other		—			(4	)
Discontinued operations (income) loss		(2	)		*
Adjusted income — non-GAAP	$	133		$	68
Average shares outstanding, basic		250.0			250.3
Average shares outstanding, diluted		261.7			261.9
Reported earnings per share — GAAP	$	0.52		$	0.38
After-tax items:
Electric and gas utility		—			—
Enterprises		*			(0.11	)
Corporate interest and other		—			(0.01	)
Discontinued operations (income) loss		(0.01	)		*
Adjusted earnings per share — non-GAAP	$	0.51		$	0.26

Note: Year-to-date (YTD) EPS may not equal sum of quarters due to share count differences.

* Less than $500 thousand or $0.01 per share.

2011 A-1

CMS Energy Corporation
Earnings Segment Results GAAP Reconciliation
(Unaudited)

	Three Months Ended						Six Months Ended
June 30	2011			2010			2011			2010
Electric Utility
Reported	$	0.32		$	0.35		$	0.57		$	0.51
Downsizing Program		—			*			—			0.02
Adjusted	$	0.32		$	0.35		$	0.57		$	0.53
Gas Utility
Reported	$	0.02		$	*		$	0.36		$	0.27
Downsizing Program		—			*			—			0.01
Adjusted	$	0.02		$	*		$	0.36		$	0.28
Enterprises
Reported	$	0.11		$	0.13		$	0.12		$	0.17
Tax Changes		(0.11	)		—			(0.11	)		—
Asset Sales Gains and Other		*			(0.13	)		*			(0.13	)
Adjusted	$	*		$	*		$	0.01		$	0.04
Corporate Interest and Other
Reported	$	(0.07	)	$	(0.09	)	$	(0.16	)	$	(0.21	)
Tax Changes		(0.01	)		—			(0.01	)		—
Asset Sales Gains and Other		—			*			—			*
Adjusted	$	(0.08	)	$	(0.09	)	$	(0.17	)	$	(0.21	)
Discontinued Operations
Reported	$	*		$	(0.07	)	$	0.01		$	(0.07	)
Discontinued Operations (Income) Loss		*			0.07			(0.01	)		0.07
Adjusted	$	—		$	—		$	—		$	—
Totals
Reported	$	0.38		$	0.32		$	0.90		$	0.67
Discontinued Operations (Income) Loss		*			0.07			(0.01	)		0.07
Downsizing Program		—			*			—			0.03
Tax Changes		(0.12	)		—			(0.12	)		—
Asset Sales Gains and Other		*			(0.13	)		*			(0.13	)
Adjusted	$	0.26		$	0.26		$	0.77		$	0.64
Average Common Shares Outstanding — Diluted (in millions)		261.9			247.6			261.5			247.7

* Less than $0.01 per share.

2011 A-2

Consumers Energy
2011 Forecasted Cash Flow GAAP Reconciliation (in millions) (unaudited)

				Reclassifications From Sources and Uses to Statement of Cash Flows
Presentation Sources and Uses				Tax			Interest			Other Working			Capital			Securitization			Preferred			Common			Consolidated Statements of Cash Flows
	non-GAAP			Sharing			Payments			Capital			Lease Pymts			Debt Pymts			Dividends			Dividends			GAAP
Description	Amount			Operating			as Operating			as Investing			as Financing			as Financing			as Financing			as Financing			Amount			Description
Cash at year end 2010	$	71		$	—		$	—		$	—		$	—		$	—		$	—		$	—		$	71		Cash at year end 2010
Sources
Operating	$	1,525
Other working capital		(40	)
Sources	$	1,485		$	35		$	(233	)	$	23		$	23		$	37		$	—		$	—		$	1,370		Net cash provided by operating activities
Uses
Interest and preferred dividends	$	(235	)
Capital expenditures		(1,040	)
Dividends/tax sharing to CMS		(325	)
Uses	$	(1,600	)	$	(35	)	$	233		$	(23	)	$	—		$	—		$	2		$	360		$	(1,063	)	Net cash provided by investing activities
Cash flow	$	(115	)	$	—		$	—		$	—		$	23		$	37		$	2		$	360		$	307		Cash flow from operating and investing activities
Financing
Equity	$	125
New Issues		—
Retirements		—
Net short-term financing & other		(46	)
Financing	$	79		$	—		$	—		$	—		$	(23	)	$	(37	)	$	(2	)	$	(360	)	$	(343	)	Net cash provided by financing activities
Net change in cash	$	(36	)	$	—		$	—		$	—		$	—		$	—		$	—		$	—		$	(36	)	Net change in cash
Cash at year end 2011	$	35		$	—		$	—		$	—		$	—		$	—		$	—		$	—		$	35		Cash at year end 2011

2011 A-3

CMS Energy Parent
2011 Forecasted Cash Flow GAAP Reconciliation (in millions) (unaudited)

				Reclassifications From Sources and Uses to Statement of Cash Flows
Presentation Sources and Uses				Interest			Overheads &			Other			Preferred		Cash From			Consolidated Statements of Cash Flows
	non-GAAP			Payments			Tax Payments			Uses (a)			Dividends		Consolidated			GAAP
Description	Amount			as Operating			as Operating			as Operating			as Financing		Companies			Amount			Description
Cash at year end 2010	$	163		$	—		$	—		$	—		$	—	$	13		$	176		Cash at year end 2010
Sources
Consumers Energy dividends/tax sharing	$	325
Enterprises		30
Sources	$	355		$	(130	)	$	(15	)	$	(49	)	$	—	$	1		$	162		Net cash provided by operating activities
Uses
Interest and preferred dividends	$	(130	)
Overhead and Federal tax payments		(15	)
Equity infusions		(125	)
Uses (a)	$	(330	)	$	130		$	15		$	49		$	—	$	(82	)	$	(218	)	Net cash provided by investing activities
Cash flow	$	25		$	—		$	—		$	—		$	—	$	(81	)	$	(56	)	Cash flow from operating and investing activities
Financing and dividends
New Issues	$	250
Retirements		(200	)
Equity programs (DRP, continuous equity)		29
Net short-term financing & other		(9	)
Common dividend		(210	)
Financing	$	(140	)	$	—		$	—		$	—		$	—	$	82		$	(58	)	Net cash provided by financing activities
Net change in cash	$	(115	)	$	—		$	—		$	—		$	—	$	1		$	(114	)	Net change in cash
Cash at year end 2011	$	48		$	—		$	—		$	—		$	—	$	14		$	62		Cash at year end 2011

(a) Includes other and roundings

2011 A-4

Consolidated CMS Energy
2011 Forecasted Consolidation of Consumers Energy and CMS Energy Parent Statements of Cash Flow (in millions) (unaudited)

							Eliminations/Reclassifications to Arrive at the Consolidated
							Statement of Cash Flows
Statements of Cash Flows							Consumers			Consumers			Equity
	Consumers			CMS Parent			Common Dividend			Preferred Dividend			Infusions to			Consolidated Statements of Cash Flows
Description	Amount			Amount			as Financing			as Operating			Consumers			Amount			Description
Cash at year end 2010	$	71		$	176		$	—		$	—		$	—		$	247		Cash at year end 2010
Net cash provided by operating activities	$	1,370		$	162		$	(360	)	$	(2	)	$	—		$	1,170		Net cash provided by operating activities
Net cash provided by investing activities		(1,063	)		(218	)		—			—			125			(1,156	)	Net cash provided by investing activities
Cash flow from operating and investing activities	$	307		$	(56	)	$	(360	)	$	(2	)	$	125		$	14		Cash flow from operating and investing activities
Net cash provided by financing activities	$	(343	)	$	(58	)	$	360		$	2		$	(125	)	$	(164	)	Net cash provided by financing activities
Net change in cash	$	(36	)	$	(114	)	$	—		$	—		$	—		$	(150	)	Net change in cash
Cash at year end 2011	$	35		$	62		$	—		$	—		$	—		$	97		Cash at year end 2011

2011 A-5

CMS Energy
2011 Reconciliation of Gross Operating Cash Flow to GAAP Operating Activities
(unaudited)
(mils)

	2011
Consumers Operating Income + Depreciation & Amortization	$	1,525
Enterprises Project Cash Flows		30
Gross Operating Cash Flow	$	1,555
Other operating activities including taxes, interest payments and working capital		(385	)
Net cash provided by operating activities	$	1,170

2011 A-6