**COLUMBUS        SOUTHERN POWER COMPANY AND SUBSIDIARIES**

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

**(in        thousands except ratio data)**

|                                                                                                                             |   | **Year                  Ended December 31,** |    |         | **Twelve                  Months Ended** |         |   | **Three                  Months Ended** |    |
|----------------------------------------------------------------------------------------------------------------------------------|--------|----------------------------------------------|---------|--------------|------------------------------------------|--------------|--------|-----------------------------------------|---------|
|                                                                                                                             |   | **2002**                                     |    | **2003**     |                                     | **2004**     |   | **2005**                                |    | **2006** |   |   | **3/31/2007** |   |   | **3/31/2007**  |   |
| **EARNINGS**                                                                                                                     |   |                                    |    |    |                                     |    |   |                               |    |    |   |   |   |   |   |   |   |
| Income                  Before Income Taxes                                                                                      |   | $                                            | 292,176 |         | $                                        | 246,809      |   | $                                       | 207,929 |   | $ | 199,259 |   | $ | 286,422 |   | $ | 279,411 |  | $ | 69,601 |   |
| Fixed                  Charges (as below)                                                                                        |   |                                         | 59,847  |         |                                     | 58,771       |   |                                    | 61,742  |   |   | 63,665 |   |   | 74,155 |   |   | 73,560 |   |   | 18,076 |   |
| **Total                  Earnings**                                                                                              |   | $                                            | 352,023 |         | $                                        | 305,580      |   | $                                       | 269,671 |   | $ | 262,924 |   | $ | 360,577 |   | $ | 352,971 |   | $ | 87,677 |   |
|                                                                                                                             |   |                                         |    |         |                                     |         |   |                                    |    |   |   |   |   |   |   |   |   |   |   |   |   |   |
| **FIXED CHARGES**                                                                                                           |   |                                         |    |         |                                     |         |   |                                    |    |   |   |   |   |   |   |   |   |   |   |   |   |   |
| Interest                Expense                                                                                                  |   | $                                            | 53,869  |         | $                                        | 50,948       |   | $                                       | 54,246  |   | $ | 59,539 |   | $ | 66,100 |   | $ | 63,861 |   | $ | 15,281 |   |
| Credit                  for Allowance for Borrowed Funds                     Used During                  Construction |   |                                         | 2,478   |         |                                     | 5,123        |   |                                    | 4,996   |   |   | 1,526 |   |   | 5,955 |  |   |  7,599 |  |  |  2,270 |   |
| Estimated                  Interest Element in Lease Rentals                                                                     |   |                                         | 3,500   |         |                                     | 2,700        |   |                                    | 2,500   |   |   | 2,600 |   |   | 2,100 |   |   |  2,100 |   |   | 525 |   |
| **Total                  Fixed Charges**                                                                                         |   | $                                            | 59,847  |         | $                                        | 58,771       |   | $                                       | 61,742  |   | $ | 63,665 |   | $ | 74,155 |   | $ | 73,560 |   | $ | 18,076 |   |
|                                                                                                                             |   |                                         |    |         |                                     |         |   |                                    |    |   |   |   |   |   |   |   |   |   |   |   |   |   |
| **Ratio                  of Earnings to Fixed Charges**                                                                          |   |                                         | 5.88    |         |                                     | 5.19         |   |                                    | 4.36    |   |   | 4.12 |   |   | 4.86 |   |   |  4.79 |   |   | 4.85 |   |