Cal. Public Contract Code § 10212

(a) The design-build authorization in Section 10204 shall not include the authority to perform construction inspection services for water resources projects authorized by this article except as provided for in Section 148 of the Water Code. (b) (1) The Department of Water Resources shall prepare and submit to the Legislature an interim report no later than July 1, 2025, that describes each design-build project approved under this article beginning January 1, 2022, and that provides relevant data, including, but not limited to, cost, the stage of completion, and estimated time to completion. (2) The department shall prepare and submit to the Legislature a final report, no later than July 1, 2028, that provides the same relevant data for projects that were approved under this article as of January 1, 2027. (c) Both the interim and final reports shall provide a comprehensive assessment on the effectiveness of the design-build project delivery method relative to project cost and time savings. (d) A report to be submitted pursuant to this subdivision shall be submitted in compliance with Section 9795 of the Government Code.