Cal. Government Code § 70398.5

(a) The Judicial Council, in each design-build request for proposals, may identify specific types of subcontractors that must be included in the design-build entity statement of qualifications and proposal. All construction subcontractors that are identified in the proposal shall be afforded all the protections of Chapter 4 (commencing with Section 4100) of Part 1 of Division 2 of the Public Contract Code. (b) Following award of the design-build contract, the design-build entity shall award construction subcontracts with a value exceeding one-half of 1 percent of the contract price allocable to construction work as follows: (1) Provide public notice of availability of work to be subcontracted in accordance with the publication requirements applicable to the competitive bidding process of the Judicial Council, including a fixed date and time on which qualifications statements, bids, or proposals will be due. (2) Establish reasonable qualification criteria and standards. (3) Award the subcontract either on a best value basis or to the lowest responsible bidder. The process may include prequalification or short-listing. The process specified in this subdivision does not apply to construction subcontractors listed in the original proposal. Subcontractors awarded construction subcontracts under this subdivision shall be afforded all the protections of Chapter 4 (commencing with Section 4100) of Part 1 of Division 2 of the Public Contract Code.