If you have problems viewing or downloading any of these forms, notify us at iuc@iuc.iowa.gov.

Sample Forms Routinely Filed with the IUC 


Customer Service

Energy (Gas/Electric/Water)

Rate Case Forms (chapter 26 rules)

  • Customer Notice Forms
  • Rate Case Schedule Template - Utilities having trouble with the spreadsheet should contact customer service at ITsupport@iuc.iowa.gov. This spreadsheet is a general form and may not include specific cells for a utility's rate case filing.  Add the cells that include the calculations for your rate case filing. 
  • Weather Normalization Model  (The numbers in the Heating Degree Days, Sales by Month, and Customers by Month columns are used as examples only.)

Safety & Engineering  


Video/Cable Franchises