Utility Commission Filings
 
Included below are certain Ameren regulatory filings. These filings were selected based on Ameren's judgment as to their relevance and importance. This list does not include all filings made by all Ameren companies.

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)
 
  • Ameren Illinois Electric Delivery Service Rate Case
    Case No. 15-0305
    Description: On April 24, 2015, Ameren Illinois filed a required rate update filing with the ICC. This filing proposes a $110 million net annual rate increase which is comprised of three components. First, it proposes a $67 million annual rate increase based on 2014 actual costs and rate base plus 2015 expected net plant additions. Second, the filing reflects a $112 million surcharge, which includes interest, related to under collection of 2014 costs. Finally, the filing reflects the absence of $69 million related to the under collection of 2013 costs which is being recovered from customers in 2015. The ICC is scheduled to issue a decision in December 2014 and new rates are to be effective in January 2015.

  • Ameren Transmission Company of Illinois
    Case No. 14-0514
    Description: In August 2014, Ameren Transmission Company of Illinois filed with the ICC requesting a Certificate of Public Convenience and Necessity for its Spoon River transmission project. We expect an ICC decision in mid-2015.

     
Find other filings and information on the Illinois Commerce Commission website.

   
Select Filings with the Missouri Public Service Commission (MoPSC)

  • Ameren Missouri Electric Service Rate Order
    Docket No. ER-2014-0258
    Description: On April 29, 2015, the MoPSC issued an order regarding our electric rate adjustment request allowing for an annual increase in revenues of $122 million. The rate order allows for the recovery of higher net energy costs, as well as recovery of and return on additional electric infrastructure investments made for the benefit of customers. Rates become effective May 30, 2015.
    
Find other filings and additional information on the Missouri Public Service Commission website.

 
Select Filings with the Federal Energy Regulatory Commission
   

  • Complaint challenging Midcontinent Independent System Operator, Inc. (MISO) base return on equity.
    Docket No. EL14-12
     
  • Ameren Illinois electric transmission case related to acquisition premiums.
    Docket No. AC11-46 

Find additional information on the Federal Energy Regulatory Commission website.
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