**COLUMBUS        SOUTHERN POWER COMPANY AND SUBSIDIARIES**

**Computation        of Consolidated Ratios of Earnings to Fixed Charges **

**(in        thousands except ratio data)**

|                                                                                                                             |   | **Year                  Ended December 31,** |    |
|----------------------------------------------------------------------------------------------------------------------------------|--------|----------------------------------------------|---------|
|                                                                                                                             |   | **2002**                                     |    | **2003** |   | **2004** |   | **2005** |   | **2006** |   |
| **EARNINGS**                                                                                                                     |   |                                    |    |    |   |    |   |    |   |    |   |
| Income                  Before Income Taxes                                                                                      |   | $                                            | 292,176 |   | $ | 246,809 |   | $ | 207,929 |   | $ | 199,259 |   | $ | 286,422 |   |
| Fixed                  Charges (as below)                                                                                        |   |                                         | 59,847  |   |   | 58,771 |   |   | 61,742 |   |   | 63,665 |   |   | 74,155 |   |
| **Total                  Earnings**                                                                                              |   | $                                            | 352,023 |   | $ | 305,580 |   | $ | 269,671 |   | $ | 262,924 |   | $ | 360,577 |   |
|                                                                                                                             |   |                                         |    |   |   |   |   |   |   |   |   |   |   |   |   |   |
| **FIXED CHARGES**                                                                                                           |   |                                         |    |   |   |   |   |   |   |   |   |   |   |   |   |   |
| Interest                Expense                                                                                                  |   | $                                            | 53,869  |   | $ | 50,948 |   | $ | 54,246 |   | $ | 59,539 |   | $ | 66,100 |   |
| Credit                  for Allowance for Borrowed Funds Used During                                      Construction |   |                                         | 2,478   |   |   | 5,123 |   |   | 4,996 |   |   | 1,526 |   |   | 5,955 |   |
| Estimated                  Interest Element in Lease Rentals                                                                     |   |                                         | 3,500   |   |   | 2,700 |   |   | 2,500 |   |   | 2,600 |   |   | 2,100 |   |
| **Total                  Fixed Charges**                                                                                         |   | $                                            | 59,847  |   | $ | 58,771 |   | $ | 61,742 |   | $ | 63,665 |   | $ | 74,155 |   |
|                                                                                                                             |   |                                         |    |   |   |   |   |   |   |   |   |   |   |   |   |   |
| **Ratio                  of Earnings to Fixed Charges**                                                                          |   |                                         | 5.88    |   |   | 5.19 |   |   | 4.36 |   |   | 4.12 |   |   | 4.86 |   |