Section 30 ILCS 535/40 - Contract negotiation(a) The State agency shall prepare a written description of the scope of the proposed services to be used as a basis for negotiations and shall negotiate a contract with the highest qualified firm at compensation that the State agency determines in writing to be fair and reasonable. In making this decision, the State agency shall take into account the estimated value, scope, complexity, and professional nature of the services to be rendered. In no case may a State agency establish a maximum overhead rate or other payment formula designed to eliminate firms from contention or restrict competition or negotiation of fees.(b) If the State agency is unable to negotiate a satisfactory contract with the firm that is most preferred, negotiations with that firm shall be terminated. The State agency shall then begin negotiations with the firm that is next preferred. If the State agency is unable to negotiate a satisfactory contract with that firm, negotiations with that firm shall be terminated. The State agency shall then begin negotiations with the firm that is next preferred.(c) If the State agency is unable to negotiate a satisfactory contract with any of the selected firms, the State agency shall re-evaluate the architectural, engineering, or land surveying services requested, including the estimated value, scope, complexity, and fee requirements. The State agency shall then compile a second list of not less than 3 qualified firms and proceed in accordance with the provisions of this Act.(d) A firm negotiating a contract with a State agency shall negotiate subcontracts for architectural, engineering, and land surveying services at compensation that the firm determines in writing to be fair and reasonable based upon a written description of the scope of the proposed services.