44 Ill. Adm. Code 1120.2580
Subcontractors
Section
1120.2580 Subcontractors
All
competitive sealed proposals, including proposals for professional and artistic
services, shall include a provision to require each offeror to identify, in its
proposal or prior to award, the identity of each subcontractor that will be
used in the performance of the contract, as well as the amounts expected to be
paid to each subcontractor.