Application Process for Your Solar Project 
Ameren Missouri must review your renewable project before operation/installation to determine whether the renewable system could adversely affect the safety, reliability or quality of the local electric utility service.

Please refer to Electric Power Purchases from Qualified Net Metering Units when completing the application steps.

All net metering applications submitted Aug. 28, 2013, and after MUST be on the current tariff application forms (bottom right hand corner of sheets No. 171.6, 171.9-171.12 and 171.14-171.15, date effective Aug. 28, 2013).
Use the checklist to ensure you have completed all of the information required for the Application Requirements.
Application Requirements
Submit Sections A - D (Sheets No. 171.5-171.12) and for solar projects Sections H - I (Sheets 171.14-171.15). Checklist by section provided below:
A. Customer-Generator's Information (complete all fields)
  This section is exclusively information about the Ameren Missouri customer.
  Please include email address
  Company Account No., Name and Service Address fields must match the Ameren Missouri electric bill.
B. Customer-Generator's System Information (complete all fields)
  Components must be either UL or IEEE certified
  Specific location or inverter/interconnection equipment
  Required AC disconnect switch located near the utility meter and is visible and accessible to Ameren Missouri personnel at all times.
C. Installation Information/Hardware and Installation Compliance (complete all fields)
  Please include email address
  Installer's signature required (Sheet No. 171.8)
D. Additional Terms and Conditions
  Customer's signature required (Sheet No. 171.12)
H. Solar Rebate Information (only applicable to solar installations)
  Complete all fields except "System Installation Date"
I. Solar Rebate Declaration (only applicable to solar installations)
  Customer's and installer's signatures required (Sheet No. 171.15)
Submit Taxpayer Information Form.
Submit one-line wiring diagram.
  One-line wiring diagram should show wiring from renewable system to the utility service
  Indicate specific location of each component:
  Renewable system (solar or wind turbine)
  All disconnect switches (required AC disconnect switch located near the utility meter and is visible and accessible to Ameren Missouri personnel at all times - note on drawing specifically where this disconnect is located. Please be very specific.
  Main panel
  Bi-directional meter
  Incoming utility service
Submit spec sheets for each component
  Solar panel spec sheets or wind turbine spec sheets
  Inverter spec sheets
Mail original completed Sections A-D, one-line drawing for renewable system and spec sheets for inverter and solar panels or wind turbine to:
    General Executive Renewables
Ameren Energy Fuels & Services
1901 Chouteau Avenue
MC 1450
St. Louis, MO 63103
Ameren Missouri reviews net metering application system designs and replies to the customer within 30 days (10 kilowatt (kW) and below systems) or 90 days (11 kW - 100 kW systems).

If the system design is approved, Ameren Missouri will send the customer a design approval letter. After the letter is received, the customer can proceed with system installation.

If more information is needed from the customer, Ameren Missouri contacts the customer via email, phone or U.S. mail to request the specific information. When this information is received, and if the information is completed for system design approval, the design approval letter should be received within 30 days of receipt or requested information.
If you have application questions, contact Ameren Missouri Renewables at 314.554.2649 or
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