Exhibit 12.6

Illinois Power Company

Computation of Ratio of Earnings to Fixed Charges and Combined

Fixed Charges and Preferred Stock Dividend Requirements

(Thousands of Dollars, Except Ratios)

	Three Months Ended March  31, 2010		Year Ended         December 31,        2009
Net income from continuing operations	$	18,729	$	79,520
Add- Taxes based on income		12,505		53,070
Net income before income taxes		31,234		132,590
Add- fixed charges:
Interest on short-term and long-term debt (a)		22,588		95,535
Estimated interest cost within rental expense		375		1,615
Amortization of net debt premium, discount, and expenses		934		4,209
Total fixed charges		23,897		101,359
Earnings available for fixed charges		55,131		233,949
Ratio of earnings to fixed charges		2.30		2.30
Earnings required for combined fixed charges and preferred stock dividends:
Preferred stock dividends		574		2,294
Adjustment to pretax basis		383		1,531
		957		3,825
Combined fixed charges and preferred stock dividend requirements	$	24,854	$	105,184
Ratio of earnings to combined fixed charges and preferred stock dividend requirements		2.21		2.22

^(a) Includes interest expense related uncertain tax provisions.