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Getting Started 
 
 
Follow these steps to request access to USMS, Ameren's Gas Transport System.

  1. Complete the Ameren Access Agreement.
  2. Ameren will provide you with your UserID and Password.
  3. Web Client for Citrix is required to access the USMS system. If you do not have the Citrix software installed, check with your IT department or download the Web Client for Citrix software.
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