EX-99.1 2 k50774exv99w1.htm EX-99.1
Exhibit 99.1

Growing Forward European Investor Meetings October 2011

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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

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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

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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

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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 ?

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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 ?

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

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$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

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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.

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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

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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

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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

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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 ?

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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

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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.

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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

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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 ?

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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 ?

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(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

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

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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%

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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 . . . .

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_ _ _ _ _ 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 ?

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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.

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Appendix

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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

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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%

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Credit Ratings Credit Ratings 27

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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

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

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34 34

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GAAP Reconciliation

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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

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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

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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

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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

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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