Cal. Pub. Res. Code § 5080.54

In addition to the approvals required by Section 13332.19 of the Government Code, prior to advertising for design-build proposals, the director shall submit to the State Public Works Board the program required by paragraph (1) of subdivision (d) of Section 14661 of the Government Code and Section 5080.52 of this code and shall obtain from the board approval of the scope and cost for the project.