| Issuer: | CMS Energy Corporation | |
| Security: | 8.75% Senior Notes due 2019 | |
| Aggregate Principal Amount Offered: | $300,000,000 | |
| Maturity: | June 15, 2019 | |
| Annual interest rate: | 8.75% | |
| Yield to maturity: | 9.00% | |
| Spread to Treasury: | 513.8 basis points | |
| Benchmark Treasury security: | 3.125% due May 15, 2019 | |
| Benchmark Treasury yield: | 3.862% | |
| Interest payment dates: | June 15 and December 15 | |
| First interest payment date: | December 15, 2009 | |
| Public offering price: | 98.374% | |
| Optional redemption: | Make-whole call at any time at Treasury rate plus 75 basis points | |
| Trade date: | June 9, 2009 | |
| Settlement date: | June 15, 2009 (T+4) | |
| Ratings: | Ba1 / BB+ / BB+ (Moody’s / S&P / Fitch) | |
| Note:A securities rating is not a recommendation to buy, sell or hold securities and may be subject to revision or withdrawal at any time | ||
| Joint Book-Running Managers: | Barclays Capital Inc. Deutsche Bank Securities Inc. Banc of America Securities LLC Citigroup Global Markets Inc. UBS Securities LLC | |
| Co-Managers: | Wedbush Morgan Securities Inc. Credit Suisse Securities (USA) LLC Daiwa Securities America Inc. The Huntington Investment Company | |
| CUSIP/ISIN: | 125896BC3 / US125896BC31 |
