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Ameren Missouri's Cold Weather Rule Practices

Summary of Missouri Chapter 13 


Cold Weather Rule

  • The Cold Weather Rule (CWR) period will last from Nov. 1 to Mar. 31
  • Ameren Missouri will send a notice to customer at least 10 days prior to the date of service discontinuance. (Mail notices)
  • Ameren Missouri will make attempt to notify the customer within 96 hours of the scheduled service discontinuance. Requirement met with outbound calls.
  • Ameren Missouri will not make an oral representation of service termination on days designated to be “no cut” days.
  • “No Cut” day defined as any day on which the National Weather Service local forecast between 6:00 a.m. to 9:00 a.m. for the following twenty-four hours predicts that the temperature will drop below 32° Fahrenheit.
  • All customers are eligible for a one-time Payment Agreement during CWR in accordance with the following criteria:
    -12% plus the average balance down (50% down is required if CWR payment agreement was defaulted in previous year) 
    -Put on Budget Billing
    -Deposit not assessed
    -Balance of account setup on payment agreement (PAG) to be paid out over 12 months
    -Late charges are not assessed on unpaid portion of the PAG balance
  • If customer has defaulted on a prior CWR PAG, but has not yet been disconnected, he/she is allowed one reinstatement on the PAG by paying any missed payments.
  • For gas or combo (gas and electric) accounts, if the service is off and the customer has already defaulted on a CWR PAG from that period, Ameren Missouri may require the lesser of 50% of the past due balance or $500.
  • If the service has been disconnected for a second time during the CWR, Ameren Missouri may require 80% of past due balance to restore service.
  • Registered low-income, elderly or disabled customers who enter into a CWR PAG will be allowed to retain service for the lesser amount of 50% of their actual bill usage for that billing period or 50% of their agreed-upon amount.
  • All deposits are suspended during the CWR.
  • Prior billed deposit installments are suspended during the CWR, and will reinstate following the period, unless the customer enters into a CWR PAG, then;
    -The unpaid portion of an existing deposit is canceled once a customer enters into a CWR PAG.
For more information regarding the Cold Weather Rule, call Ameren Missouri or the Missouri Public Service Commission.
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