Company:  CMS ENERGY CORP (CMS)
Form Type:  10-Q
Filing Date:  10/30/2009 
CIK:  0000811156 
Address:  ONE ENERGY PLAZA 
City, State, Zip:  JACKSON, Michigan 49201 
Telephone:  (517) 788-1031 
Fiscal Year:  12/31 
Last Trade
Last Trade: 
$14.05  
Change: 
0.08 (0.57%)  
Trade Time: 
Nov 20  
Market Cap: 
$3.23B
Description of Business
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  FORM 10-Q
    PART I
      FINANCIAL STATEMENTS
        INCOME STATEMENT
      MANAGEMENT'S DISCUSSION AND ANALYSIS
      FINANCIAL STATEMENTS
        INCOME STATEMENT
        INCOME STATEMENT
        BALANCE SHEET
        INCOME STATEMENT
        BALANCE SHEET
        1: SIGNIFICANT ACCOUNTING POLICIES
      Item 3. Quantitative and Qualitative Disclosures About ...
      Item 4. Controls and Procedures
    PART II. OTHER INFORMATION
      Item 1. Legal Proceedings
      Item 1A. Risk Factors
      Item 3. Defaults Upon Senior Securities
      Item 4. Submission of Matters to a Vote of Security Holders
      Item 5. Other Information
      Item 6. Exhibits
    SIGNATURES
  EXHIBIT 10.(B)
  EXHIBIT 10.(C)
  EXHIBIT 10.(D)
  EXHIBIT 10.(E)
  EXHIBIT 10.(F)
  EXHIBIT 10.(G)
  EXHIBIT 10.(H)
  EXHIBIT 10.(I)
  EXHIBIT 10.(J)
  EXHIBIT 10.(K)
  EXHIBIT 10.(L)
  EXHIBIT 10.(M)
  EXHIBIT 10.(N)
  EXHIBIT 10.(O)
  EXHIBIT 10.(P)
  EXHIBIT 10.(Q)
  EXHIBIT 10.(R)
  EXHIBIT 10.(S)
  EXHIBIT 10.(T)
  EXHIBIT 10.(U)
  EXHIBIT 10.(V)
  EXHIBIT 12.(A)
  EXHIBIT 12.(B)
  EXHIBIT 31.(A)
    CERTIFICATION OF DAVID W. JOOS
  EXHIBIT 31.(B)
    CERTIFICATION OF THOMAS J. WEBB
  EXHIBIT 31.(C)
    CERTIFICATION OF DAVID W. JOOS
  EXHIBIT 31.(D)
    CERTIFICATION OF THOMAS J. WEBB
  EXHIBIT 32.(A)
  EXHIBIT 32.(B)