83 Ill. Adm. Code 655.10
Applicability
Section 655
Section 655.10 Applicability
a) A purchased water/sewage treatment surcharge shall be applied
to water/sewer bills of customers of water/sewer utilities in the applicable
rate zone for utilities having a purchased water/sewage treatment surcharge
rider and information sheet in effect and on file with the Illinois Commerce
Commission (Commission).
b) A purchased water/sewage treatment surcharge shall be applied,
during the effective month, in accordance with the provisions of this Part.
c) Each purchased water/sewage treatment surcharge shall be
determined in accordance with Section 655.40 of this Part.