**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** |   |
|----------------------------------------------------------------------------------------------------------------------------------------------------------------------|--------|------------------------------------------------|---------|-------------------------------|--------|
|                                                                                                                                                                 |   | **2000**                                       |    | **2001**                      |   | **2002** |   | **2003** |   | **2004** |   | **6/30/05** |   |
| **FIXED                    CHARGES**                                                                                                                                 |   |                                           |    |                          |   |   |   |   |   |   |   |   |   |
|   Interest                    on First Mortgage Bonds                                                                                                      |   | $                                              | 40,602  |                          | $      | 34,575 |   | $ | 17,756 |   | $ | 7,079 |   | $ | 279 |   | $ | - |   |
|   Interest                    on Other Long-term Debt                                                                                                      |   |                                           | 25,878  |                          |   | 27,365 |   |   | 32,762 |   |   | 45,658 |   |   | 52,301 |   |   | 52,717 |   |
|   Interest                    on Short-term Debt                                                                                                           |   |                                           | 2,412   |                          |   | 4,914 |   |   | 3,244 |   |   | 660 |   |   | 799 |   |   | 739 |   |
|   Miscellaneous                    Interest Charges                                                                                                        |   |                                           | 14,205  |                          |   | 3,755 |   |   | 2,585 |   |   | 2,673 |   |   | 5,864 |   |   | 4,819 |   |
|   Estimated                    Interest Element in Lease                    Rentals                                                                        |   |                                           | 5,300   |                          |   | 4,800 |   |   | 3,500 |   |   | 2,700 |   |   | 2,500 |   |   | 2,500 |   |
|                                                                                                                                                                 |   |                                           |    |                          |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |
| **     Total                    Fixed                    Charges**                                                                          |   | $                                              | 88,397  |                          | $      | 75,409 |   | $ | 59,847 |   | $ | 58,770 |   | $ | 61,743 |   | $ | 60,775 |   |
|                                                                                                                                                                 |   |                                           |    |                          |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |
| **EARNINGS**                                                                                                                                                         |   |                                           |    |                          |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |
|   Income                    Before Extraordinary Item and                        Cumulative Effect of Accounting                    Changes |   | $                                              | 120,202 |                          | $      | 191,900 |   | $ | 181,173 |   | $ | 173,147 |   | $ | 140,258 |   | $ | 146,503 |   |
|   Plus                    Federal Income Taxes                                                                                                             |   |                                           | 116,590 |                          |   | 94,148 |   |   | 93,484 |   |   | 78,391 |   |   | 67,426 |   |   | 68,187 |   |
|   Plus                    State and Local Income Taxes                    (Credits)                                                                        |   |                                           | 136     |                          |   | 8,811 |   |   | 17,519 |   |   | (4,729 | )  |   | 245 |   |   | (594 | ) |
|   Plus                    Fixed Charges (as above)                                                                                                         |   |                                           | 88,397  |                          |   | 75,409 |   |   | 59,847 |   |   | 58,770 |   |   | 61,743 |   |   | 60,775 |   |
|                                                                                                                                                                 |   |                                           |    |                          |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |
| **     Total                    Earnings**                                                                                                  |   | $                                              | 325,325 |                          | $      | 370,268 |   | $ | 352,023 |   | $ | 305,579 |   | $ | 269,672 |   | $ | 274,871 |   |
|                                                                                                                                                                 |   |                                           |    |                          |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |
| **Ratio                    of Earnings to Fixed Charges**                                                                                                            |   |                                           | 3.68    |                          |   | 4.91 |   |   | 5.88 |   |   | 5.19 |   |   | 4.36 |   |   | 4.52 |   |