30 ILCS 725/7.2

The study authorized in Section 7.1 shall consider: (a) Rate schedule design to encourage the use of solar energy systems, and to provide supplemental conventional energy at reasonable rates; (b) Mechanisms that can be used to reduce the cost of supplemental energy supply to users of solar energy systems; and (c) Criteria for the selection of power plant sites that consider the potential use of solar energy systems as a part of the load forecast projections in the services area of public energy suppliers.