Cal. Public Contract Code § 10506.9

(a) If a contractor, bidder, or other entity is required to provide an enforceable commitment that a skilled and trained workforce will be used to complete a contract or project, the commitment shall be made in an enforceable agreement with the university that provides both of the following: (1) The contractor, bidder, or other entity, and its contractors and subcontractors at every tier, will comply with this article. (2) The contractor, bidder, or other entity shall provide to the university, on a monthly basis while the project contract is being performed, a report demonstrating compliance with this article. (b) If the contractor, bidder, or other entity fails to provide the monthly report required by this section, or provides a report that is incomplete, the university shall withhold further payments until a complete record is provided. (c) If a monthly report does not demonstrate compliance with this article, the university shall withhold further payments until the contractor, bidder, or other entity provides a plan to achieve substantial compliance with this article, with respect to the relevant apprenticeable occupation, prior to completion of the contract or project. (d) A monthly report provided to the university shall be a public record under the California Public Records Act (Division 10 (commencing with Section 7920.000) of Title 1 of the Government Code) and shall be open to public inspection.