Included below are certain Ameren regulatory filings. Those listed do not reflect all filings made by all Ameren companies. Ameren will periodically include a selected filing based on its judgment as to the relevance and importance of filed material.
Ameren is unable to predict the ultimate outcome of pending regulatory proceedings, the timing of the final decisions of the various agencies, or the impact on our results of operations, financial position or liquidity.
Select Filings with the Illinois Commerce Commission (ICC)
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Ameren Illinois Electric Delivery Service Rate Case
Case No. 12-0001
Description: On January 3, 2012, Ameren Illinois elected to participate in the performance-based formula ratemaking process established by the Energy Infrastructure Modernization Act and subsequently amended by House Bill 3036 (together, the "Act"), both enacted into law in 2011, by filing initial performance-based formula rates with the Illinois Commerce Commission (ICC). The ICC has 270 days to review the proposed rates. As required under the Act, in connection with its election to participate in the formula ratemaking process, Ameren Illinois withdrew its February 2011 electric delivery service rate case.
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Ameren Illinois Gas Delivery Service Rate Case
Case No. 11-0282
Description: In a January 10, 2012 rate order, the ICC authorized a $32 million increase in annual natural gas delivery rates. The revised rates are expected to take effect in mid-January, 2012.
Find other filings and additional information on the
Illinois Commerce Commission website.
Select Filings with the Missouri Public Service Commission (MoPSC)
- Ameren Missouri Electric Rate Case
Case No. ER-2012-0166
Description: On February 3, 2012, Ameren Missouri filed a request with the MoPSC for a $376 million increase in annual electric rates. A MoPSC decision is expected in December 2012 with new rates expected to be effective in January 2013.
- Ameren Missouri Electric Rate Case
Case No. ER-2011-0028
Description: In a July 13, 2011 rate order, the MoPSC authorized a $172 million increase in annual electric rates for Ameren Missouri, effective in late July 2011.
Find other filings and additional information on the
Missouri Public Service Commission website.
Select Filings with the Federal Energy Regulatory Commission
Find additional information on the
Federal Energy Regulatory Commission website.
