Ill. Admin. Code tit. 83, § 285.3090 – Schedule C-10.1: Rate Case Expense Comparisons

a) Provide a comparison of current rate case expense with the rate case expense of the utility's last rate case filed with this Commission.
b) Information provided shall include:
1. 1) Description of the previous rate case, specifically, the applicable service for which the change in rates was sought;
2. 2) Outside consultants or witnesses;
3. 3) Outside legal services;
4. 4) Paid overtime;
5. 5) Other expenses; and
6. 6) Total expense.
  1. c) If the comparison indicates a 20% or greater difference between the actual cost of the previous case and the projected cost of the current case, provide an explanation of the difference.