CA Gov't Code Section 16480.8

If any provision in this chapter, or the application thereof to the money in any fund in the Treasury, is held invalid, the remaining provisions of this chapter shall not be affected thereby.

The provisions of this article and Article 4 (commencing with Section 16470) of Chapter 3 of Part 2 of Division 4 of Title 2 of the Government Code supersede any other provision of law relating to the investment of state funds by any state agency other than the Pooled Money Investment Board except for those funds included in subdivisions (b), (c), (d), (e), and (f) of Section 16475 of this code.