89 Ill. Adm. Code 590.40
Choice of Service Providers
Section 590
Section 590.40 Choice of
Service Providers
a) Unless otherwise specified in this Part and to the maximum
extent possible, the customer shall have the right to choose any service
provider to provide those services listed in the IPE. The provider must be
certified, licensed or determined qualified to provide the specific service
required.
b) If comparable services are available at a lower cost from a
service provider not chosen by the customer, the customer shall pay the
difference in costs to use the service provider of his/her choice.