Cal. Pub. Resources Code § 21189.70.9
Notwithstanding Section 21189.70.10, the requirements of paragraph (4) of subdivision (b) of Section 21189.70.1 regarding the payment of prevailing wages and use of a skilled and trained workforce are material and integral parts of Section 21189.70.1. If the requirements of paragraph (4) of subdivision (b) of Section 21189.70.1 cannot lawfully be applied to a transit-oriented development project, then the other provisions of 21189.70.1 shall be null and void with respect to that transit-oriented development project unless all contractors and subcontractors performing work on the project are subject to a project labor agreement that provides hiring preferences for veterans and for apprentices who were emancipated minors or in foster care.
Ca. Pub. Res. Code § 21189.70.9