| | 1: |  | Title:   |  |   |  |   | Volume/Number:   |   |   |  |   | Issuing Agency:   |  |   |  |   | Description:   | Central Illinois Light Company d/b/a AmerenCILCO; Central Illinois Public Service Company d/b/a AmerenCIPS; Illinois Power Company d/b/a AmerenIP:    Verified Petition for approval of integrated electric and natural gas energy efficiency Plan. |   |  |   | Date Created:   | 01 21 2011 |   |  |   | Agency ID:   | 10-0568 |   |  |   | ISL ID:   | 000000033556   Original UID: 15351 FIRST WORD: Notice |   |  
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