|  | | 1: |  | Title:   |  |  |  |  | Volume/Number: |  |  |  |  | Issuing Agency: |  |  |  |  | Description: | Illinois Commerce Commission On Its Own Motion -vs- Central Illinois Light Company d/b/a AmerenCILCO; Central Illinois Public Service Company d/b/a AmerenCIPS; Illinois Power Company d/b/a AmerenIP:    Investigation into compliance with the efficiency standard requirement of Section 8-103 of the Public Utilities Act. |  |  |  | Date Created: | 03 15 2011 |  |  |  | Agency ID: | 10-0519 |  |  |  | ISL ID: | 000000035040   Original UID: 16472 FIRST WORD: Amendatory |  | 
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