83 Ill. Adm. Code 460.20
Application
Section 460
Section 460.20 Application
This Part sets forth minimum
requirements and shall apply to any applicant and MSP in this State. This Part
shall not apply to an electric cooperative's operations or to a municipal
system's operations within its service territory, nor shall it apply to any
electric utility's operation within the utility's service territory. However,
this Part shall apply to an electric cooperative's operations, municipal
system's operations and an electric utility's operations when it is providing
metering services outside of its service territory.